December 2015 - LKP - Ml01.01.Org

[lkp] [drm/i915] 6510a406d2: WARNING: CPU: 3 PID: 637 at drivers/gpu/drm/i915/intel_display.c:3916 intel_atomic_commit+0xf20/0xf30 [i915]()

by kernel test robot

FYI, we noticed the below changes on git://people.freedesktop.org/~mlankhorst/linux rework-page-flip commit 6510a406d296df7399956b723bd4b81ee481f6c0 ("drm/i915: Rework intel_crtc_page_flip to be almost atomic.") <5>[ 15.546422] Key type id_resolver registered <5>[ 15.546664] Key type id_legacy registered <4>[ 81.385954] ------------[ cut here ]------------ <4>[ 81.386235] WARNING: CPU: 3 PID: 637 at drivers/gpu/drm/i915/intel_display.c:3916 intel_atomic_commit+0xf20/0xf30 [i915]() <4>[ 81.386875] Removing stuck page flip <4>[ 81.387067] Modules linked in: rpcsec_gss_krb5 auth_rpcgss nfsv4 dns_resolver snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_codec_generic sg sd_mod x86_pkg_temp_thermal coretemp kvm_intel kvm irqbypass crct10dif_pclmul crc32_pclmul crc32c_intel ahci libahci firewire_ohci ppdev aesni_intel lrw gf128mul glue_helper ablk_helper cryptd serio_raw pcspkr libata snd_hda_intel firewire_core crc_itu_t snd_hda_codec i915 snd_hda_core snd_hwdep video snd_pcm snd_timer drm_kms_helper syscopyarea sysfillrect sysimgblt snd fb_sys_fops soundcore shpchp drm parport_pc nuvoton_cir parport rc_core <4>[ 81.390213] CPU: 3 PID: 637 Comm: kms_flip Not tainted 4.4.0-rc4-00525-g6510a40 #1 <4>[ 81.390601] Hardware name: /DH67GD, BIOS BLH6710H.86A.0132.2011.1007.1505 10/07/2011 <4>[ 81.391075] ffffffffa02b07e0 ffff88021d4e3b88 ffffffff81410ca2 ffff88021d4e3bd0 <4>[ 81.391500] ffff88021d4e3bc0 ffffffff81078cc6 ffff880204a5e9a8 ffff88021d3a8500 <4>[ 81.391917] ffff8801e6dfa000 ffff8801e6fa3a00 0000000000000000 ffff88021d4e3c20 <4>[ 81.392341] Call Trace: <4>[ 81.392479] [<ffffffff81410ca2>] dump_stack+0x4b/0x69 <4>[ 81.392753] [<ffffffff81078cc6>] warn_slowpath_common+0x86/0xc0 <4>[ 81.393058] [<ffffffff81078d4c>] warn_slowpath_fmt+0x4c/0x50 <4>[ 81.393360] [<ffffffff810bc117>] ? finish_wait+0x67/0x80 <4>[ 81.393660] [<ffffffffa024ba40>] intel_atomic_commit+0xf20/0xf30 [i915] <4>[ 81.394022] [<ffffffffa00aea5c>] ? drm_atomic_check_only+0x14c/0x610 [drm] <4>[ 81.394386] [<ffffffff810bc2c0>] ? wait_woken+0xb0/0xb0 <4>[ 81.394674] [<ffffffffa00aef57>] drm_atomic_commit+0x37/0x60 [drm] <4>[ 81.395008] [<ffffffffa014e18e>] drm_atomic_helper_connector_dpms+0xee/0x1a0 [drm_kms_helper] <4>[ 81.395463] [<ffffffffa00a3b54>] drm_mode_obj_set_property_ioctl+0x234/0x240 [drm] <4>[ 81.395868] [<ffffffffa00a3b90>] drm_mode_connector_property_set_ioctl+0x30/0x40 [drm] <4>[ 81.396287] [<ffffffffa0094862>] drm_ioctl+0x142/0x590 [drm] <4>[ 81.396593] [<ffffffffa00a3b60>] ? drm_mode_obj_set_property_ioctl+0x240/0x240 [drm] <4>[ 81.397003] [<ffffffff813a848c>] ? selinux_file_ioctl+0xfc/0x1c0 <4>[ 81.397323] [<ffffffff811fbdb1>] do_vfs_ioctl+0x301/0x560 <4>[ 81.397608] [<ffffffff8109d7e2>] ? __might_sleep+0x52/0xb0 <4>[ 81.397898] [<ffffffff813a10b3>] ? security_file_ioctl+0x43/0x60 <4>[ 81.398218] [<ffffffff811fc089>] SyS_ioctl+0x79/0x90 <4>[ 81.398480] [<ffffffff818c6a2e>] entry_SYSCALL_64_fastpath+0x12/0x71 <4>[ 81.398812] ---[ end trace 872a05a25a529b20 ]--- <4>[ 81.398812] ---[ end trace 872a05a25a529b20 ]--- To reproduce: git clone git://git.kernel.org/pub/scm/linux/kernel/git/wfg/lkp-tests.git cd lkp-tests bin/lkp install job.yaml # job file is attached in this email bin/lkp run job.yaml Thanks, Ying Huang

6 years, 5 months

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[lkp] [rcu] 52b265325b: WARNING: CPU: 0 PID: 1 at fs/sysfs/group.c:61 internal_create_group+0x252/0x300()

by kernel test robot

FYI, we noticed the below changes on https://git.kernel.org/pub/scm/linux/kernel/git/paulmck/linux-rcu.git rcu/dev commit 52b265325b7a7438cbcdd735fecdd9d7e255eb83 ("rcu: Remove TINY_RCU bloat from pointless boot parameters") +----------------+------------+------------+ | | dc15c60e39 | 52b265325b | +----------------+------------+------------+ | boot_successes | 4 | 0 | +----------------+------------+------------+ [ 0.206357] Performance Events: unsupported p6 CPU model 60 no PMU driver, software events only. [ 0.209250] devtmpfs: initialized [ 0.211425] ------------[ cut here ]------------ [ 0.212045] WARNING: CPU: 0 PID: 1 at fs/sysfs/group.c:61 internal_create_group+0x252/0x300() [ 0.213475] BUG: unable to handle kernel paging request at 65746f6e [ 0.214456] IP: [<c13b8639>] strnlen+0x9/0x20 [ 0.215065] *pdpt = 0000000000000000 *pde = 0000000000000000 [ 0.215908] Oops: 0000 [#1] [ 0.216546] CPU: 0 PID: 1 Comm: swapper Not tainted 4.4.0-rc2-00051-g52b2653 #1 [ 0.217536] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS Debian-1.8.2-1 04/01/2014 [ 0.218777] task: d443e040 ti: d4440000 task.ti: d4440000 [ 0.219519] EIP: 0060:[<c13b8639>] EFLAGS: 00010097 CPU: 0 [ 0.220372] EIP is at strnlen+0x9/0x20 [ 0.220885] EAX: 65746f6e EBX: c1fbd0ea ECX: 65746f6e EDX: fffffffe [ 0.221803] ESI: 65746f6e EDI: c1fbd4c0 EBP: d4441da8 ESP: d4441da8 [ 0.222632] DS: 007b ES: 007b FS: 0000 GS: 00e0 SS: 0068 [ 0.223387] CR0: 80050033 CR2: 65746f6e CR3: 01fb0000 CR4: 000406b0 [ 0.224101] Stack: [ 0.224360] d4441dc4 c13b47bf ffffffff c1d40f67 c1fbd0ea d4441ed0 c1d40f68 d4441e08 [ 0.225368] c13b60cd 00000000 0000ffff c106ffff 00000000 00000000 00000282 c1fbd0e0 [ 0.226434] 000003e0 c1fbd4c0 c1d40f68 ff0a0004 ffffffff 000003e0 00000000 ffffffff [ 0.227446] Call Trace: [ 0.227740] [<c13b47bf>] string+0x2f/0xd0 [ 0.228472] [<c13b60cd>] vsnprintf+0xfd/0x440 [ 0.228984] [<c106ffff>] ? console_unlock+0x55f/0x690 [ 0.229650] [<c13b6916>] vscnprintf+0x16/0x40 [ 0.230188] [<c107023a>] vprintk_emit+0x10a/0x540 [ 0.230736] [<c10706a5>] vprintk+0x35/0x40 [ 0.231232] [<c103e18a>] warn_slowpath_common+0x6a/0xb0 [ 0.231836] [<c1158352>] ? internal_create_group+0x252/0x300 [ 0.232504] [<c1158352>] ? internal_create_group+0x252/0x300 [ 0.233183] [<c103e22e>] warn_slowpath_fmt+0x2e/0x30 [ 0.233814] [<c1158352>] internal_create_group+0x252/0x300 [ 0.234462] [<c115840c>] sysfs_create_group+0xc/0x10 [ 0.235038] [<c1f3104b>] ksysfs_init+0x28/0x78 [ 0.235574] [<c1f31023>] ? nsproxy_cache_init+0x27/0x27 [ 0.236323] [<c1f23c8c>] do_one_initcall+0x175/0x188 [ 0.237052] [<c105533f>] ? parse_args+0x2bf/0x520 [ 0.237744] [<c1f23d78>] kernel_init_freeable+0xd9/0x156 [ 0.238377] [<c1f23d78>] ? kernel_init_freeable+0xd9/0x156 [ 0.239010] [<c1aa497b>] kernel_init+0xb/0xe0 [ 0.239534] [<c105b8ec>] ? schedule_tail+0xc/0x50 [ 0.240084] [<c1aac068>] ret_from_kernel_thread+0x20/0x34 [ 0.240914] [<c1aa4970>] ? rest_init+0x70/0x70 [ 0.241453] Code: 00 00 85 c9 74 11 55 89 e5 57 89 c7 89 d0 f2 ae 75 01 4f 89 f8 5f 5d c3 8d 76 00 8d bc 27 00 00 00 00 55 89 c1 89 e5 89 c8 eb 06 <80> 38 00 74 07 40 4a 83 fa ff 75 f4 29 c8 5d c3 90 90 90 90 90 [ 0.244735] EIP: [<c13b8639>] strnlen+0x9/0x20 SS:ESP 0068:d4441da8 [ 0.245497] CR2: 0000000065746f6e [ 0.246020] ---[ end trace 62c0b504e1bd3c01 ]--- [ 0.246566] Kernel panic - not syncing: Fatal exception Thanks, Ying Huang

6 years, 5 months

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Re: [LKP] [smpboot] 0aefb957de: -97.6% pigz.throughput and many others changes

by Huang, Ying

Daniel Wagner <daniel.wagner(a)bmw-carit.de> writes: > On 12/10/2015 03:41 AM, kernel test robot wrote: >> FYI, we noticed the below changes on >> >> git://internal_merge_and_test_tree >> revert-0aefb957de5f2a1d9467126114146b6c793cf180-0aefb957de5f2a1d9467126114146b6c793cf180 >> commit 0aefb957de5f2a1d9467126114146b6c793cf180 ("smpboot: Add CPU >> hotplug state variables instead of reusing CPU states") >> >> >> ========================================================================================= >> compiler/cpufreq_governor/kconfig/rootfs/tbox_group/test/testcase: >> gcc-4.9/performance/x86_64-rhel/debian-x86_64-2015-02-07.cgz/lkp-ivb-d02/pwrite3/will-it-scale > > The only explanation I have for these regressions over all kind of test > (cpu, disk, ...) is that one or more CPU did not boot at all. The > changes done are not in the hot path unless a lot of CPU hotplug > operations are going on. Which I presume is not the case. > > @lkp team: Is possible to get one of the dmesg if the regression is > observed? The dmesg is attached. And yes, only one CPU boot with the commit: [ 1.121157] x86: Booted up 4 nodes, 1 CPUs Best Regards, Huang, Ying

6 years, 5 months

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[fs] 18c5809b7e: INFO: possible circular locking dependency detected ]

by kernel test robot

FYI, we noticed the below changes on git://internal_merge_and_test_tree revert-18c5809b7e1183fc5ca4d104b99d53dc77723ef9-18c5809b7e1183fc5ca4d104b99d53dc77723ef9 commit 18c5809b7e1183fc5ca4d104b99d53dc77723ef9 ("fs: clear file privilege bits when mmap writing") +------------------------------------------------------------------+----------+------------+ | | v4.4-rc3 | 18c5809b7e | +------------------------------------------------------------------+----------+------------+ | boot_successes | 0 | 0 | | boot_failures | 39 | 6 | | BUG:kernel_test_oversize | 4 | | | BUG:kernel_boot_hang | 34 | 1 | | invoked_oom-killer:gfp_mask=0x | 1 | 1 | | Mem-Info | 1 | 1 | | Kernel_panic-not_syncing:Out_of_memory_and_no_killable_processes | 1 | 1 | | backtrace:power_supply_changed_work | 1 | | | INFO:possible_circular_locking_dependency_detected | 0 | 4 | | backtrace:iterate_dir | 0 | 4 | | backtrace:SyS_getdents | 0 | 4 | | backtrace:vm_mmap_pgoff | 0 | 4 | | backtrace:SyS_mmap_pgoff | 0 | 4 | | backtrace:SyS_mmap | 0 | 4 | | backtrace:kmem_cache_alloc | 0 | 1 | | backtrace:device_private_init | 0 | 1 | | backtrace:serio_handle_event | 0 | 1 | +------------------------------------------------------------------+----------+------------+ [ 54.241020] systemd-sysv-generator[171]: Ignoring K01watchdog symlink in rc6.d, not generating watchdog.service. [ 54.918926] [ 54.919580] ====================================================== [ 54.921207] [ INFO: possible circular locking dependency detected ] [ 54.922873] 4.4.0-rc3-00001-g18c5809b7 #1 Not tainted [ 54.925715] ------------------------------------------------------- [ 54.929512] systemd-journal/185 is trying to acquire lock: [ 54.929544] (&sb->s_type->i_mutex_key#7){+.+.+.}, at: [<ffffffff81253416>] do_mmap+0x3b6/0x670 [ 54.929545] [ 54.929545] but task is already holding lock: [ 54.929551] (&mm->mmap_sem){++++++}, at: [<ffffffff8122e6dc>] vm_mmap_pgoff+0x4c/0xd0 [ 54.929552] [ 54.929552] which lock already depends on the new lock. [ 54.929552] [ 54.929553] [ 54.929553] the existing dependency chain (in reverse order) is: [ 54.929556] [ 54.929556] -> #1 (&mm->mmap_sem){++++++}: [ 54.929566] [<ffffffff81155f61>] lock_acquire+0xa1/0xd0 [ 54.929570] [<ffffffff8124953d>] __might_fault+0x9d/0xe0 [ 54.929586] [<ffffffff812bfa2c>] filldir+0xdc/0x1b0 [ 54.929594] [<ffffffff812e2089>] dcache_readdir+0x249/0x370 [ 54.929597] [<ffffffff812bfbb5>] iterate_dir+0xb5/0x1a0 [ 54.929600] [<ffffffff812bfe36>] SyS_getdents+0xb6/0x180 [ 54.929617] [<ffffffff81d844f6>] entry_SYSCALL_64_fastpath+0x16/0x7a [ 54.929622] [ 54.929622] -> #0 (&sb->s_type->i_mutex_key#7){+.+.+.}: [ 54.929625] [<ffffffff81155401>] __lock_acquire+0x1e71/0x2150 [ 54.929628] [<ffffffff81155f61>] lock_acquire+0xa1/0xd0 [ 54.929637] [<ffffffff81d7ca89>] mutex_lock_nested+0x99/0x620 [ 54.929641] [<ffffffff81253416>] do_mmap+0x3b6/0x670 [ 54.929644] [<ffffffff8122e70d>] vm_mmap_pgoff+0x7d/0xd0 [ 54.929647] [<ffffffff81250144>] SyS_mmap_pgoff+0x214/0x2e0 [ 54.929662] [<ffffffff8100dd06>] SyS_mmap+0x26/0x40 [ 54.929666] [<ffffffff81d844f6>] entry_SYSCALL_64_fastpath+0x16/0x7a [ 54.929667] [ 54.929667] other info that might help us debug this: [ 54.929667] [ 54.929668] Possible unsafe locking scenario: [ 54.929668] [ 54.929668] CPU0 CPU1 [ 54.929669] ---- ---- [ 54.929671] lock(&mm->mmap_sem); [ 54.929673] lock(&sb->s_type->i_mutex_key#7); [ 54.929675] lock(&mm->mmap_sem); [ 54.929677] lock(&sb->s_type->i_mutex_key#7); [ 54.929678] [ 54.929678] *** DEADLOCK *** [ 54.929678] [ 54.929679] 1 lock held by systemd-journal/185: [ 54.929685] #0: (&mm->mmap_sem){++++++}, at: [<ffffffff8122e6dc>] vm_mmap_pgoff+0x4c/0xd0 [ 54.929686] [ 54.929686] stack backtrace: [ 54.929700] CPU: 0 PID: 185 Comm: systemd-journal Not tainted 4.4.0-rc3-00001-g18c5809b7 #1 [ 54.929701] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS Debian-1.8.2-1 04/01/2014 [ 54.929714] ffffffff8357a530 ffff88001426fc70 ffffffff816bd2d8 ffffffff8357a530 [ 54.929717] ffff88001426fcb0 ffffffff8114e758 ffff88001426fd00 ffff880000b74bc0 [ 54.929790] ffff880000b74b88 0000000000000001 0000000000000001 ffff880000b74040 [ 54.929793] Call Trace: [ 54.929814] [<ffffffff816bd2d8>] dump_stack+0x7c/0xb4 [ 54.929817] [<ffffffff8114e758>] print_circular_bug+0x2c8/0x370 [ 54.929820] [<ffffffff81155401>] __lock_acquire+0x1e71/0x2150 [ 54.929831] [<ffffffff8112fb7c>] ? local_clock+0x4c/0x60 [ 54.929834] [<ffffffff81155f61>] lock_acquire+0xa1/0xd0 [ 54.929837] [<ffffffff81253416>] ? do_mmap+0x3b6/0x670 [ 54.929841] [<ffffffff81d7ca89>] mutex_lock_nested+0x99/0x620 [ 54.929843] [<ffffffff81253416>] ? do_mmap+0x3b6/0x670 [ 54.929846] [<ffffffff81253416>] ? do_mmap+0x3b6/0x670 [ 54.929849] [<ffffffff81253416>] do_mmap+0x3b6/0x670 [ 54.929851] [<ffffffff8122e70d>] vm_mmap_pgoff+0x7d/0xd0 [ 54.929854] [<ffffffff81250144>] SyS_mmap_pgoff+0x214/0x2e0 [ 54.929857] [<ffffffff8100dd06>] SyS_mmap+0x26/0x40 [ 54.929860] [<ffffffff81d844f6>] entry_SYSCALL_64_fastpath+0x16/0x7a To reproduce: git clone git://git.kernel.org/pub/scm/linux/kernel/git/wfg/lkp-tests.git cd lkp-tests Bin/lkp install job.yaml # job file is attached in this email bin/lkp run job.yaml Thanks, Ying Huang

6 years, 5 months

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[smpboot] 0aefb957de: -97.6% pigz.throughput and many others changes

by kernel test robot

FYI, we noticed the below changes on git://internal_merge_and_test_tree revert-0aefb957de5f2a1d9467126114146b6c793cf180-0aefb957de5f2a1d9467126114146b6c793cf180 commit 0aefb957de5f2a1d9467126114146b6c793cf180 ("smpboot: Add CPU hotplug state variables instead of reusing CPU states") ========================================================================================= compiler/cpufreq_governor/kconfig/rootfs/tbox_group/test/testcase: gcc-4.9/performance/x86_64-rhel/debian-x86_64-2015-02-07.cgz/lkp-ivb-d02/pwrite3/will-it-scale commit: 8025943c32f5de29b3fd548e917e24424297ca73 0aefb957de5f2a1d9467126114146b6c793cf180 8025943c32f5de29 0aefb957de5f2a1d9467126114 ---------------- -------------------------- %stddev %change %stddev \ | \ 1364213 ± 1% +9.0% 1486873 ± 0% will-it-scale.per_process_ops 1279326 ± 0% +6.0% 1356383 ± 0% will-it-scale.per_thread_ops 0.17 ± 0% +41.4% 0.25 ± 0% will-it-scale.scalability 304.07 ± 0% -25.0% 228.07 ± 0% will-it-scale.time.elapsed_time 304.07 ± 0% -25.0% 228.07 ± 0% will-it-scale.time.elapsed_time.max 4705 ± 4% +892.6% 46711 ± 0% will-it-scale.time.involuntary_context_switches 8670 ± 0% -23.2% 6660 ± 0% will-it-scale.time.minor_page_faults 124.00 ± 0% -60.5% 49.00 ± 0% will-it-scale.time.percent_of_cpu_this_job_got 366.82 ± 0% -71.7% 103.82 ± 0% will-it-scale.time.system_time 172606 ± 16% -79.9% 34644 ± 0% will-it-scale.time.voluntary_context_switches 487.21 ± 6% -87.7% 60.08 ±161% uptime.idle 85581 ± 18% -53.1% 40116 ± 4% meminfo.DirectMap4k 17877 ± 0% -13.6% 15438 ± 0% meminfo.SUnreclaim 3891 ± 4% -38.1% 2410 ± 2% vmstat.system.cs 2722 ± 0% -60.2% 1084 ± 0% vmstat.system.in 15612 ± 5% -85.0% 2335 ± 9% softirqs.RCU 19525 ± 1% -100.0% 0.00 ± -1% softirqs.SCHED 398686 ± 0% -69.4% 121923 ± 0% softirqs.TIMER 27989466 ±132% -97.5% 710524 ±153% latency_stats.avg.nfs_wait_on_request.nfs_updatepage.nfs_write_end.generic_perform_write.__generic_file_write_iter.generic_file_write_iter.nfs_file_write.__vfs_write.vfs_write.SyS_write.entry_SYSCALL_64_fastpath 11122 ± 1% +459.4% 62221 ± 0% latency_stats.hits.generic_file_write_iter.__vfs_write.vfs_write.SyS_pwrite64.entry_SYSCALL_64_fastpath 42247018 ±145% -98.3% 710524 ±153% latency_stats.max.nfs_wait_on_request.nfs_updatepage.nfs_write_end.generic_perform_write.__generic_file_write_iter.generic_file_write_iter.nfs_file_write.__vfs_write.vfs_write.SyS_write.entry_SYSCALL_64_fastpath 1072135 ± 7% +4401.0% 48256852 ± 0% latency_stats.sum.generic_file_write_iter.__vfs_write.vfs_write.SyS_pwrite64.entry_SYSCALL_64_fastpath 50160257 ±150% -98.6% 710524 ±153% latency_stats.sum.nfs_wait_on_request.nfs_updatepage.nfs_write_end.generic_perform_write.__generic_file_write_iter.generic_file_write_iter.nfs_file_write.__vfs_write.vfs_write.SyS_write.entry_SYSCALL_64_fastpath 1334934 ± 1% +267.5% 4906096 ± 1% latency_stats.sum.pipe_wait.pipe_read.__vfs_read.vfs_read.SyS_read.entry_SYSCALL_64_fastpath 4469 ± 0% -13.6% 3859 ± 0% proc-vmstat.nr_slab_unreclaimable 300600 ± 0% -25.9% 222872 ± 0% proc-vmstat.numa_hit 300600 ± 0% -25.9% 222872 ± 0% proc-vmstat.numa_local 1615 ± 2% -42.2% 933.60 ± 5% proc-vmstat.pgactivate 134199 ± 0% -24.8% 100937 ± 0% proc-vmstat.pgalloc_dma32 179571 ± 0% -26.6% 131771 ± 0% proc-vmstat.pgalloc_normal 352023 ± 0% -25.4% 262552 ± 0% proc-vmstat.pgfault 311385 ± 0% -26.2% 229764 ± 0% proc-vmstat.pgfree 304.07 ± 0% -25.0% 228.07 ± 0% time.elapsed_time 304.07 ± 0% -25.0% 228.07 ± 0% time.elapsed_time.max 4705 ± 4% +892.6% 46711 ± 0% time.involuntary_context_switches 8670 ± 0% -23.2% 6660 ± 0% time.minor_page_faults 124.00 ± 0% -60.5% 49.00 ± 0% time.percent_of_cpu_this_job_got 366.82 ± 0% -71.7% 103.82 ± 0% time.system_time 12.11 ± 1% -24.0% 9.20 ± 1% time.user_time 172606 ± 16% -79.9% 34644 ± 0% time.voluntary_context_switches 11305186 ± 14% -99.9% 7783 ±199% cpuidle.C1-IVB.time 75377 ± 13% -100.0% 4.00 ± 61% cpuidle.C1-IVB.usage 4233748 ± 18% -100.0% 699.20 ± 38% cpuidle.C1E-IVB.time 3279 ± 5% -99.9% 3.20 ± 23% cpuidle.C1E-IVB.usage 532500 ± 38% -99.9% 633.40 ± 40% cpuidle.C3-IVB.time 1070 ± 8% -99.8% 2.20 ± 44% cpuidle.C3-IVB.usage 4.359e+08 ± 0% -99.8% 679907 ± 6% cpuidle.C6-IVB.time 27901 ± 5% -99.8% 51.00 ± 17% cpuidle.C6-IVB.usage 5569279 ± 42% -99.4% 31002 ±145% cpuidle.POLL.time 386.20 ± 10% -99.6% 1.40 ± 85% cpuidle.POLL.usage 62.96 ± 0% +58.4% 99.70 ± 0% turbostat.%Busy 2072 ± 0% +58.4% 3282 ± 0% turbostat.Avg_MHz 25.01 ± 0% -98.8% 0.30 ± 7% turbostat.CPU%c1 0.03 ± 88% -100.0% 0.00 ± -1% turbostat.CPU%c3 12.00 ± 1% -100.0% 0.00 ± -1% turbostat.CPU%c6 15.30 ± 0% -16.7% 12.75 ± 0% turbostat.CorWatt 41.40 ± 1% -15.5% 35.00 ± 3% turbostat.CoreTmp 0.01 ± 0% -100.0% 0.00 ± -1% turbostat.Pkg%pc2 0.22 ± 17% -100.0% 0.00 ± -1% turbostat.Pkg%pc6 42.40 ± 1% -13.2% 36.80 ± 2% turbostat.PkgTmp 32.13 ± 0% -8.0% 29.57 ± 0% turbostat.PkgWatt 2244 ± 0% -13.6% 1938 ± 0% slabinfo.Acpi-Namespace.active_objs 2244 ± 0% -13.6% 1938 ± 0% slabinfo.Acpi-Namespace.num_objs 1993 ± 4% -43.5% 1125 ± 1% slabinfo.anon_vma.active_objs 1993 ± 4% -43.5% 1125 ± 1% slabinfo.anon_vma.num_objs 262.80 ± 13% -72.2% 73.00 ± 0% slabinfo.avc_xperms_node.active_objs 262.80 ± 13% -72.2% 73.00 ± 0% slabinfo.avc_xperms_node.num_objs 1900 ± 5% -22.5% 1472 ± 0% slabinfo.kmalloc-128.active_objs 1900 ± 5% -22.5% 1472 ± 0% slabinfo.kmalloc-128.num_objs 4281 ± 2% -10.4% 3838 ± 0% slabinfo.kmalloc-16.active_objs 4281 ± 2% -10.4% 3838 ± 0% slabinfo.kmalloc-16.num_objs 2461 ± 2% -17.5% 2030 ± 2% slabinfo.kmalloc-192.active_objs 2683 ± 3% -23.3% 2058 ± 0% slabinfo.kmalloc-192.num_objs 1180 ± 2% -13.6% 1019 ± 0% slabinfo.kmalloc-256.active_objs 1675 ± 5% -19.2% 1354 ± 2% slabinfo.kmalloc-256.num_objs 5708 ± 4% -37.2% 3584 ± 0% slabinfo.kmalloc-32.active_objs 5708 ± 4% -37.2% 3584 ± 0% slabinfo.kmalloc-32.num_objs 628.80 ± 11% -17.5% 519.00 ± 5% slabinfo.kmalloc-512.active_objs 7195 ± 3% -14.0% 6191 ± 0% slabinfo.kmalloc-64.active_objs 7515 ± 2% -17.6% 6191 ± 0% slabinfo.kmalloc-64.num_objs 4505 ± 4% -20.5% 3584 ± 0% slabinfo.kmalloc-8.active_objs 4505 ± 4% -20.5% 3584 ± 0% slabinfo.kmalloc-8.num_objs 1310 ± 3% -23.1% 1008 ± 0% slabinfo.kmalloc-96.active_objs 1310 ± 3% -23.1% 1008 ± 0% slabinfo.kmalloc-96.num_objs 243.20 ± 19% -47.4% 128.00 ± 0% slabinfo.kmem_cache_node.active_objs 243.20 ± 19% -47.4% 128.00 ± 0% slabinfo.kmem_cache_node.num_objs 1756 ± 3% -22.6% 1360 ± 1% slabinfo.proc_inode_cache.active_objs 1809 ± 3% -24.2% 1372 ± 0% slabinfo.proc_inode_cache.num_objs 350.80 ± 5% -40.4% 209.00 ± 0% slabinfo.signal_cache.active_objs 350.80 ± 5% -40.4% 209.00 ± 0% slabinfo.signal_cache.num_objs 2651 ± 3% -16.5% 2213 ± 0% slabinfo.vm_area_struct.active_objs 2692 ± 3% -15.8% 2266 ± 0% slabinfo.vm_area_struct.num_objs 0.41 ± 14% +169.6% 1.10 ± 7% perf-profile.cycles-pp.___might_sleep.__might_sleep.find_lock_entry.shmem_getpage_gfp.shmem_write_begin 0.62 ± 15% +156.6% 1.60 ± 7% perf-profile.cycles-pp.___might_sleep.generic_perform_write.__generic_file_write_iter.generic_file_write_iter.__vfs_write 0.54 ± 6% +179.4% 1.52 ± 16% perf-profile.cycles-pp.__fget_light.sys_pwrite64.entry_SYSCALL_64_fastpath 25.76 ± 6% +148.0% 63.89 ± 0% perf-profile.cycles-pp.__generic_file_write_iter.generic_file_write_iter.__vfs_write.vfs_write.sys_pwrite64 0.58 ± 14% +169.0% 1.56 ± 5% perf-profile.cycles-pp.__might_sleep.find_lock_entry.shmem_getpage_gfp.shmem_write_begin.generic_perform_write 0.33 ± 15% +219.3% 1.06 ± 12% perf-profile.cycles-pp.__might_sleep.mutex_lock.generic_file_write_iter.__vfs_write.vfs_write 0.49 ± 31% +195.5% 1.45 ± 7% perf-profile.cycles-pp.__might_sleep.percpu_down_read.__sb_start_write.vfs_write.sys_pwrite64 31.23 ± 6% -100.0% 0.01 ±100% perf-profile.cycles-pp.__mutex_lock_slowpath.mutex_lock.generic_file_write_iter.__vfs_write.vfs_write 4.79 ± 34% -100.0% 0.00 ± -1% perf-profile.cycles-pp.__mutex_unlock_slowpath.mutex_unlock.generic_file_write_iter.__vfs_write.vfs_write 0.63 ± 3% +137.1% 1.48 ± 16% perf-profile.cycles-pp.__radix_tree_lookup.radix_tree_lookup_slot.find_get_entry.find_lock_entry.shmem_getpage_gfp 0.34 ± 24% +293.5% 1.32 ± 13% perf-profile.cycles-pp.__sb_end_write.vfs_write.sys_pwrite64.entry_SYSCALL_64_fastpath 1.14 ± 24% +186.2% 3.27 ± 5% perf-profile.cycles-pp.__sb_start_write.vfs_write.sys_pwrite64.entry_SYSCALL_64_fastpath 4.01 ± 34% -100.0% 0.00 ± -1% perf-profile.cycles-pp._raw_spin_lock.__mutex_unlock_slowpath.mutex_unlock.generic_file_write_iter.__vfs_write 0.68 ± 18% +96.5% 1.34 ± 3% perf-profile.cycles-pp.balance_dirty_pages_ratelimited.generic_perform_write.__generic_file_write_iter.generic_file_write_iter.__vfs_write 12.24 ± 32% -100.0% 0.00 ± -1% perf-profile.cycles-pp.call_cpuidle.cpu_startup_entry.start_secondary 9.87 ± 6% +152.7% 24.93 ± 0% perf-profile.cycles-pp.copy_user_enhanced_fast_string.generic_perform_write.__generic_file_write_iter.generic_file_write_iter.__vfs_write 12.25 ± 32% -100.0% 0.00 ± -1% perf-profile.cycles-pp.cpu_startup_entry.start_secondary 12.24 ± 32% -100.0% 0.00 ± -1% perf-profile.cycles-pp.cpuidle_enter.call_cpuidle.cpu_startup_entry.start_secondary 12.20 ± 32% -100.0% 0.00 ± -1% perf-profile.cycles-pp.cpuidle_enter_state.cpuidle_enter.call_cpuidle.cpu_startup_entry.start_secondary 1.02 ± 9% +166.6% 2.71 ± 7% perf-profile.cycles-pp.entry_SYSCALL_64_after_swapgs 80.93 ± 5% +19.5% 96.68 ± 0% perf-profile.cycles-pp.entry_SYSCALL_64_fastpath 0.79 ± 7% +120.9% 1.75 ± 8% perf-profile.cycles-pp.file_update_time.__generic_file_write_iter.generic_file_write_iter.__vfs_write.vfs_write 1.82 ± 7% +145.0% 4.46 ± 8% perf-profile.cycles-pp.find_get_entry.find_lock_entry.shmem_getpage_gfp.shmem_write_begin.generic_perform_write 3.38 ± 8% +159.7% 8.77 ± 3% perf-profile.cycles-pp.find_lock_entry.shmem_getpage_gfp.shmem_write_begin.generic_perform_write.__generic_file_write_iter 0.37 ± 43% +279.9% 1.40 ± 4% perf-profile.cycles-pp.fsnotify.vfs_write.sys_pwrite64.entry_SYSCALL_64_fastpath 23.75 ± 5% +142.2% 57.52 ± 0% perf-profile.cycles-pp.generic_perform_write.__generic_file_write_iter.generic_file_write_iter.__vfs_write.vfs_write 17.68 ± 24% -100.0% 0.00 ± -1% perf-profile.cycles-pp.intel_idle.cpuidle_enter_state.cpuidle_enter.call_cpuidle.cpu_startup_entry 0.49 ± 11% +133.6% 1.14 ± 8% perf-profile.cycles-pp.iov_iter_advance.generic_perform_write.__generic_file_write_iter.generic_file_write_iter.__vfs_write 0.78 ± 14% +112.4% 1.65 ± 4% perf-profile.cycles-pp.iov_iter_copy_from_user_atomic.generic_perform_write.__generic_file_write_iter.generic_file_write_iter.__vfs_write 0.20 ± 24% +593.1% 1.41 ± 5% perf-profile.cycles-pp.iov_iter_fault_in_readable.generic_perform_write.__generic_file_write_iter.generic_file_write_iter.__vfs_write 0.42 ± 16% +148.6% 1.04 ± 7% perf-profile.cycles-pp.mark_page_accessed.shmem_write_begin.generic_perform_write.__generic_file_write_iter.generic_file_write_iter 34.83 ± 5% -90.3% 3.38 ± 6% perf-profile.cycles-pp.mutex_lock.generic_file_write_iter.__vfs_write.vfs_write.sys_pwrite64 30.76 ± 6% -100.0% 0.00 ± -1% perf-profile.cycles-pp.mutex_optimistic_spin.__mutex_lock_slowpath.mutex_lock.generic_file_write_iter.__vfs_write 18.67 ± 10% -100.0% 0.00 ± -1% perf-profile.cycles-pp.mutex_spin_on_owner.isra.4.mutex_optimistic_spin.__mutex_lock_slowpath.mutex_lock.generic_file_write_iter 4.49 ± 17% -55.6% 1.99 ± 3% perf-profile.cycles-pp.mutex_unlock.__vfs_write.vfs_write.sys_pwrite64.entry_SYSCALL_64_fastpath 4.90 ± 33% -100.0% 0.00 ± -1% perf-profile.cycles-pp.mutex_unlock.generic_file_write_iter.__vfs_write.vfs_write.sys_pwrite64 1.63 ± 52% -100.0% 0.00 ± -1% perf-profile.cycles-pp.osq_lock.mutex_optimistic_spin.__mutex_lock_slowpath.mutex_lock.generic_file_write_iter 1.70 ± 50% -100.0% 0.00 ± -1% perf-profile.cycles-pp.osq_unlock.mutex_optimistic_spin.__mutex_lock_slowpath.mutex_lock.generic_file_write_iter 0.92 ± 30% +187.2% 2.65 ± 6% perf-profile.cycles-pp.percpu_down_read.__sb_start_write.vfs_write.sys_pwrite64.entry_SYSCALL_64_fastpath 0.22 ± 27% +373.2% 1.06 ± 11% perf-profile.cycles-pp.percpu_up_read.__sb_end_write.vfs_write.sys_pwrite64.entry_SYSCALL_64_fastpath 0.76 ± 14% +156.2% 1.94 ± 4% perf-profile.cycles-pp.put_page.shmem_write_end.generic_perform_write.__generic_file_write_iter.generic_file_write_iter 0.68 ± 3% +131.9% 1.57 ± 16% perf-profile.cycles-pp.radix_tree_lookup_slot.find_get_entry.find_lock_entry.shmem_getpage_gfp.shmem_write_begin 2.37 ± 30% +102.0% 4.79 ± 6% perf-profile.cycles-pp.rw_verify_area.vfs_write.sys_pwrite64.entry_SYSCALL_64_fastpath 0.46 ± 14% +161.8% 1.19 ± 15% perf-profile.cycles-pp.selinux_file_permission.rw_verify_area.vfs_write.sys_pwrite64.entry_SYSCALL_64_fastpath 0.34 ± 27% +151.5% 0.86 ± 13% perf-profile.cycles-pp.set_page_dirty.shmem_write_end.generic_perform_write.__generic_file_write_iter.generic_file_write_iter 4.28 ± 7% +164.4% 11.32 ± 2% perf-profile.cycles-pp.shmem_getpage_gfp.shmem_write_begin.generic_perform_write.__generic_file_write_iter.generic_file_write_iter 5.10 ± 8% +153.4% 12.93 ± 2% perf-profile.cycles-pp.shmem_write_begin.generic_perform_write.__generic_file_write_iter.generic_file_write_iter.__vfs_write 4.58 ± 14% +102.2% 9.26 ± 3% perf-profile.cycles-pp.shmem_write_end.generic_perform_write.__generic_file_write_iter.generic_file_write_iter.__vfs_write 12.25 ± 32% -100.0% 0.00 ± -1% perf-profile.cycles-pp.start_secondary 79.25 ± 5% +16.7% 92.47 ± 0% perf-profile.cycles-pp.sys_pwrite64.entry_SYSCALL_64_fastpath 2.27 ± 9% +134.2% 5.31 ± 4% perf-profile.cycles-pp.unlock_page.shmem_write_end.generic_perform_write.__generic_file_write_iter.generic_file_write_iter 0.13 ± 25% +541.8% 0.86 ± 13% perf-profile.cycles-pp.update_fast_ctr.percpu_up_read.__sb_end_write.vfs_write.sys_pwrite64 77.89 ± 5% +13.9% 88.70 ± 0% perf-profile.cycles-pp.vfs_write.sys_pwrite64.entry_SYSCALL_64_fastpath ========================================================================================= blocksize/compiler/cpufreq_governor/kconfig/nr_threads/rootfs/tbox_group/testcase: 512K/gcc-4.9/performance/x86_64-rhel/100%/debian-x86_64-2015-02-07.cgz/lkp-nex04/pigz commit: 8025943c32f5de29b3fd548e917e24424297ca73 0aefb957de5f2a1d9467126114146b6c793cf180 8025943c32f5de29 0aefb957de5f2a1d9467126114 ---------------- -------------------------- %stddev %change %stddev \ | \ 4.804e+08 ± 0% -97.6% 11606706 ± 0% pigz.throughput 300.56 ± 0% +5.3% 316.41 ± 0% pigz.time.elapsed_time 300.56 ± 0% +5.3% 316.41 ± 0% pigz.time.elapsed_time.max 931472 ± 1% -64.7% 328708 ± 0% pigz.time.involuntary_context_switches 166245 ± 0% -21.9% 129826 ± 1% pigz.time.maximum_resident_set_size 1573717 ± 8% -90.4% 151177 ± 0% pigz.time.minor_page_faults 6318 ± 0% -98.5% 96.00 ± 0% pigz.time.percent_of_cpu_this_job_got 240.25 ± 3% -98.6% 3.33 ± 1% pigz.time.system_time 18752 ± 0% -98.4% 302.80 ± 0% pigz.time.user_time 1140974 ± 0% -92.9% 80442 ± 4% pigz.time.voluntary_context_switches 2338 ± 1% -99.4% 13.81 ± 1% uptime.idle 2564754 ± 6% -99.5% 11821 ± 0% softirqs.RCU 219857 ± 0% -100.0% 0.00 ± -1% softirqs.SCHED 9845159 ± 0% -98.2% 173613 ± 0% softirqs.TIMER 633810 ± 0% -13.4% 549028 ± 0% vmstat.memory.cache 10393 ± 1% -62.3% 3913 ± 0% vmstat.system.cs 97367 ± 0% -98.9% 1095 ± 0% vmstat.system.in 98.58 ± 0% +1.4% 99.94 ± 0% turbostat.%Busy 2335 ± 0% +2.3% 2388 ± 0% turbostat.Avg_MHz 0.92 ± 8% -93.2% 0.06 ± 58% turbostat.CPU%c1 0.50 ± 4% -100.0% 0.00 ± -1% turbostat.CPU%c3 69.50 ± 0% -21.9% 54.25 ± 0% turbostat.CoreTmp 0.29 ± 3% -100.0% 0.00 ± -1% turbostat.Pkg%pc3 931472 ± 1% -64.7% 328708 ± 0% time.involuntary_context_switches 166245 ± 0% -21.9% 129826 ± 1% time.maximum_resident_set_size 1573717 ± 8% -90.4% 151177 ± 0% time.minor_page_faults 6318 ± 0% -98.5% 96.00 ± 0% time.percent_of_cpu_this_job_got 240.25 ± 3% -98.6% 3.33 ± 1% time.system_time 18752 ± 0% -98.4% 302.80 ± 0% time.user_time 1140974 ± 0% -92.9% 80442 ± 4% time.voluntary_context_switches 6256256 ± 7% -99.9% 3673 ±173% cpuidle.C1-NHM.time 57557 ± 19% -100.0% 0.75 ±173% cpuidle.C1-NHM.usage 846984 ± 19% -100.0% 0.00 ± 0% cpuidle.C1E-NHM.time 1979 ± 7% -100.0% 0.00 ± 0% cpuidle.C1E-NHM.usage 2.707e+08 ± 6% -99.9% 195386 ± 58% cpuidle.C3-NHM.time 193977 ± 6% -100.0% 21.00 ± 58% cpuidle.C3-NHM.usage 695.00 ± 72% -100.0% 0.00 ± 0% cpuidle.POLL.time 14.25 ± 33% -100.0% 0.00 ± 0% cpuidle.POLL.usage 314083 ± 0% -19.9% 251563 ± 0% meminfo.Active 212669 ± 0% -28.6% 151797 ± 0% meminfo.Active(anon) 57910 ± 1% -24.7% 43629 ± 1% meminfo.AnonHugePages 190323 ± 0% -20.8% 150824 ± 0% meminfo.AnonPages 584454 ± 3% +20.0% 701458 ± 0% meminfo.Committed_AS 153636 ± 4% -73.8% 40256 ± 8% meminfo.DirectMap4k 13591 ± 0% -14.6% 11602 ± 0% meminfo.KernelStack 48915 ± 0% -24.1% 37120 ± 0% meminfo.SReclaimable 85754 ± 0% -58.0% 36001 ± 0% meminfo.SUnreclaim 33565 ± 0% -69.1% 10387 ± 0% meminfo.Shmem 134670 ± 0% -45.7% 73122 ± 0% meminfo.Slab 11238820 ± 16% -82.8% 1928687 ± 0% numa-numastat.node0.local_node 11241118 ± 16% -82.8% 1928687 ± 0% numa-numastat.node0.numa_hit 2297 ± 98% -100.0% 0.00 ± -1% numa-numastat.node0.other_node 9917497 ± 6% -100.0% 0.00 ± -1% numa-numastat.node1.local_node 9921295 ± 6% -100.0% 3.25 ± 13% numa-numastat.node1.numa_hit 3798 ± 57% -99.9% 3.25 ± 13% numa-numastat.node1.other_node 10831204 ± 38% -100.0% 0.00 ± -1% numa-numastat.node2.local_node 10834629 ± 38% -100.0% 4.25 ± 19% numa-numastat.node2.numa_hit 16539540 ± 26% -100.0% 0.00 ± -1% numa-numastat.node3.local_node 16544507 ± 26% -100.0% 4.50 ± 19% numa-numastat.node3.numa_hit 4967 ± 9% -99.9% 4.50 ± 19% numa-numastat.node3.other_node 53137 ± 0% -28.6% 37934 ± 0% proc-vmstat.nr_active_anon 47559 ± 0% -20.8% 37690 ± 0% proc-vmstat.nr_anon_pages 129.00 ± 14% -47.3% 68.00 ± 18% proc-vmstat.nr_dirtied 849.00 ± 0% -14.7% 724.25 ± 0% proc-vmstat.nr_kernel_stack 8388 ± 0% -69.0% 2596 ± 0% proc-vmstat.nr_shmem 12228 ± 0% -24.1% 9279 ± 0% proc-vmstat.nr_slab_reclaimable 21438 ± 0% -58.0% 8999 ± 0% proc-vmstat.nr_slab_unreclaimable 1398902 ± 9% -100.0% 468.25 ± 2% proc-vmstat.numa_hint_faults 430311 ± 8% -99.9% 468.25 ± 2% proc-vmstat.numa_hint_faults_local 48502006 ± 0% -96.0% 1924877 ± 0% proc-vmstat.numa_hit 1208 ± 11% -100.0% 0.50 ±100% proc-vmstat.numa_huge_pte_updates 48489586 ± 0% -96.0% 1924865 ± 0% proc-vmstat.numa_local 12420 ± 0% -99.9% 12.00 ± 0% proc-vmstat.numa_other 210322 ± 1% -100.0% 0.00 ± -1% proc-vmstat.numa_pages_migrated 2020867 ± 10% -99.9% 1825 ± 0% proc-vmstat.numa_pte_updates 10691 ± 0% -79.0% 2245 ± 2% proc-vmstat.pgactivate 665378 ± 16% -90.5% 63448 ± 1% proc-vmstat.pgalloc_dma32 48011294 ± 0% -95.9% 1964536 ± 0% proc-vmstat.pgalloc_normal 2355082 ± 5% -65.6% 810560 ± 0% proc-vmstat.pgfault 48628427 ± 0% -95.9% 1991560 ± 0% proc-vmstat.pgfree 2560 ± 31% -100.0% 0.00 ± -1% proc-vmstat.pgmigrate_fail 210322 ± 1% -100.0% 0.00 ± -1% proc-vmstat.pgmigrate_success 697.00 ± 23% +1660.2% 12268 ± 1% latency_stats.avg.call_rwsem_down_write_failed.vm_mmap_pgoff.SyS_mmap_pgoff.SyS_mmap.entry_SYSCALL_64_fastpath 7952 ± 5% +261.7% 28765 ± 9% latency_stats.hits.call_rwsem_down_read_failed.__do_page_fault.do_page_fault.page_fault 748841 ± 0% -97.3% 20276 ± 1% latency_stats.hits.futex_wait_queue_me.futex_wait.do_futex.SyS_futex.entry_SYSCALL_64_fastpath 279787 ± 0% -98.5% 4111 ± 1% latency_stats.hits.pipe_wait.pipe_write.__vfs_write.vfs_write.SyS_write.entry_SYSCALL_64_fastpath 13662 ± 9% +668.6% 105007 ± 37% latency_stats.max.call_rwsem_down_read_failed.__do_page_fault.do_page_fault.page_fault 10879 ± 24% +313.5% 44986 ± 40% latency_stats.max.call_rwsem_down_read_failed.__do_page_fault.do_page_fault.page_fault.copy_page_to_iter.pipe_read.__vfs_read.vfs_read.SyS_read.entry_SYSCALL_64_fastpath 0.00 ± -1% +Inf% 24354 ± 14% latency_stats.max.call_rwsem_down_write_failed.SyS_brk.entry_SYSCALL_64_fastpath 3398 ± 83% +979.7% 36695 ± 13% latency_stats.max.call_rwsem_down_write_failed.SyS_mprotect.entry_SYSCALL_64_fastpath 13812 ± 11% +626.7% 100378 ± 43% latency_stats.max.call_rwsem_down_write_failed.vm_mmap_pgoff.SyS_mmap_pgoff.SyS_mmap.entry_SYSCALL_64_fastpath 5878524 ±100% +90.6% 11203552 ±148% latency_stats.max.nfs_wait_on_request.nfs_updatepage.nfs_write_end.generic_perform_write.__generic_file_write_iter.generic_file_write_iter.nfs_file_write.__vfs_write.vfs_write.SyS_write.entry_SYSCALL_64_fastpath 8061 ± 59% -100.0% 0.00 ± -1% latency_stats.max.pipe_read.__vfs_read.vfs_read.SyS_read.entry_SYSCALL_64_fastpath 4989 ± 0% +1304.2% 70056 ± 93% latency_stats.max.pipe_wait.pipe_read.__vfs_read.vfs_read.SyS_read.entry_SYSCALL_64_fastpath 121769 ± 33% -95.9% 4993 ± 0% latency_stats.max.pipe_wait.pipe_write.__vfs_write.vfs_write.SyS_write.entry_SYSCALL_64_fastpath 13368 ± 13% -100.0% 0.00 ± -1% latency_stats.max.pipe_write.__vfs_write.vfs_write.SyS_write.entry_SYSCALL_64_fastpath 4600119 ± 17% +4057.1% 1.912e+08 ± 10% latency_stats.sum.call_rwsem_down_read_failed.__do_page_fault.do_page_fault.page_fault 98531 ± 20% +784.2% 871253 ± 20% latency_stats.sum.call_rwsem_down_read_failed.__do_page_fault.do_page_fault.page_fault.copy_page_to_iter.pipe_read.__vfs_read.vfs_read.SyS_read.entry_SYSCALL_64_fastpath 0.00 ± -1% +Inf% 338052 ± 8% latency_stats.sum.call_rwsem_down_write_failed.SyS_brk.entry_SYSCALL_64_fastpath 57183 ± 20% +15459.0% 8897168 ± 9% latency_stats.sum.call_rwsem_down_write_failed.SyS_mprotect.entry_SYSCALL_64_fastpath 483056 ± 28% +2323.4% 11706316 ± 11% latency_stats.sum.call_rwsem_down_write_failed.vm_mmap_pgoff.SyS_mmap_pgoff.SyS_mmap.entry_SYSCALL_64_fastpath 10678 ± 12% -98.1% 203.25 ± 53% latency_stats.sum.call_rwsem_down_write_failed.vm_munmap.SyS_munmap.entry_SYSCALL_64_fastpath 1767988 ± 4% -89.6% 183379 ± 7% latency_stats.sum.do_wait.SyS_wait4.entry_SYSCALL_64_fastpath 25141 ± 60% +159.3% 65203 ±123% latency_stats.sum.flush_work.__cancel_work_timer.cancel_delayed_work_sync.disk_block_events.__blkdev_get.blkdev_get.blkdev_open.do_dentry_open.vfs_open.path_openat.do_filp_open.do_sys_open 3.062e+08 ± 0% -97.4% 7900413 ± 2% latency_stats.sum.futex_wait_queue_me.futex_wait.do_futex.SyS_futex.entry_SYSCALL_64_fastpath 38352 ± 31% -100.0% 0.00 ± -1% latency_stats.sum.pipe_read.__vfs_read.vfs_read.SyS_read.entry_SYSCALL_64_fastpath 18136228 ± 0% -84.8% 2749541 ± 5% latency_stats.sum.pipe_wait.pipe_read.__vfs_read.vfs_read.SyS_read.entry_SYSCALL_64_fastpath 86992591 ± 2% -97.7% 1965980 ± 2% latency_stats.sum.pipe_wait.pipe_write.__vfs_write.vfs_write.SyS_write.entry_SYSCALL_64_fastpath 62261 ± 14% -100.0% 0.00 ± -1% latency_stats.sum.pipe_write.__vfs_write.vfs_write.SyS_write.entry_SYSCALL_64_fastpath 37570 ± 30% -100.0% 0.00 ± -1% latency_stats.sum.wait_on_page_bit.do_huge_pmd_numa_page.handle_mm_fault.__do_page_fault.do_page_fault.page_fault 13868 ± 22% +173.7% 37962 ± 0% numa-vmstat.node0.nr_active_anon 12198 ± 7% +209.2% 37719 ± 0% numa-vmstat.node0.nr_anon_pages 372.00 ± 3% +30.2% 484.50 ± 0% numa-vmstat.node0.nr_kernel_stack 304.75 ± 27% +211.6% 949.75 ± 0% numa-vmstat.node0.nr_page_table_pages 3109 ± 16% +34.0% 4165 ± 3% numa-vmstat.node0.nr_slab_reclaimable 6037 ± 2% -25.0% 4527 ± 2% numa-vmstat.node0.nr_slab_unreclaimable 5591515 ± 15% -79.7% 1133022 ± 0% numa-vmstat.node0.numa_hit 5585628 ± 15% -79.7% 1133022 ± 0% numa-vmstat.node0.numa_local 5886 ± 41% -100.0% 0.00 ± -1% numa-vmstat.node0.numa_other 12258 ± 26% -100.0% 0.00 ± -1% numa-vmstat.node1.nr_active_anon 288.75 ± 5% -48.6% 148.50 ± 4% numa-vmstat.node1.nr_alloc_batch 10864 ± 8% -100.0% 0.00 ± -1% numa-vmstat.node1.nr_anon_pages 102.00 ± 37% -100.0% 0.00 ± -1% numa-vmstat.node1.nr_inactive_anon 159.50 ± 10% -49.8% 80.00 ± 0% numa-vmstat.node1.nr_kernel_stack 265.00 ± 49% -100.0% 0.00 ± -1% numa-vmstat.node1.nr_page_table_pages 1587 ±162% -100.0% 0.00 ± -1% numa-vmstat.node1.nr_shmem 3085 ± 11% -43.3% 1748 ± 11% numa-vmstat.node1.nr_slab_reclaimable 5059 ± 8% -72.6% 1386 ± 7% numa-vmstat.node1.nr_slab_unreclaimable 5170131 ± 15% -98.9% 57543 ± 0% numa-vmstat.node1.numa_hit 5107949 ± 15% -100.0% 0.00 ± -1% numa-vmstat.node1.numa_local 13335 ± 24% -100.0% 0.00 ± -1% numa-vmstat.node2.nr_active_anon 548.50 ± 2% +24.6% 683.25 ± 4% numa-vmstat.node2.nr_alloc_batch 11930 ± 8% -100.0% 0.00 ± -1% numa-vmstat.node2.nr_anon_pages 590.25 ±151% -100.0% 0.00 ± -1% numa-vmstat.node2.nr_inactive_anon 152.75 ± 9% -47.6% 80.00 ± 0% numa-vmstat.node2.nr_kernel_stack 198.50 ± 32% -100.0% 0.00 ± -1% numa-vmstat.node2.nr_page_table_pages 2092 ±115% -100.0% 0.00 ± -1% numa-vmstat.node2.nr_shmem 3141 ± 12% -45.8% 1702 ± 10% numa-vmstat.node2.nr_slab_reclaimable 4969 ± 10% -67.0% 1640 ± 6% numa-vmstat.node2.nr_slab_unreclaimable 5304816 ± 34% -98.9% 57590 ± 0% numa-vmstat.node2.numa_hit 5243176 ± 35% -100.0% 0.00 ± -1% numa-vmstat.node2.numa_local 13722 ± 17% -100.0% 0.00 ± -1% numa-vmstat.node3.nr_active_anon 563.25 ± 5% +15.9% 652.75 ± 3% numa-vmstat.node3.nr_alloc_batch 12588 ± 4% -100.0% 0.00 ± -1% numa-vmstat.node3.nr_anon_pages 576.00 ±151% -100.0% 0.00 ± -1% numa-vmstat.node3.nr_inactive_anon 163.00 ± 7% -50.9% 80.00 ± 0% numa-vmstat.node3.nr_kernel_stack 257.00 ± 32% -100.0% 0.00 ± -1% numa-vmstat.node3.nr_page_table_pages 1791 ±108% -100.0% 0.00 ± -1% numa-vmstat.node3.nr_shmem 2891 ± 9% -42.5% 1662 ± 5% numa-vmstat.node3.nr_slab_reclaimable 5371 ± 8% -73.1% 1444 ± 6% numa-vmstat.node3.nr_slab_unreclaimable 8512325 ± 26% -99.3% 57556 ± 0% numa-vmstat.node3.numa_hit 8448839 ± 26% -100.0% 0.00 ± -1% numa-vmstat.node3.numa_local 63485 ± 1% -9.3% 57556 ± 0% numa-vmstat.node3.numa_other 80249 ± 15% +119.6% 176240 ± 0% numa-meminfo.node0.Active 55464 ± 22% +172.9% 151387 ± 0% numa-meminfo.node0.Active(anon) 14472 ± 17% +200.4% 43478 ± 1% numa-meminfo.node0.AnonHugePages 48785 ± 7% +208.3% 150414 ± 0% numa-meminfo.node0.AnonPages 5957 ± 3% +30.3% 7759 ± 0% numa-meminfo.node0.KernelStack 391714 ± 6% +16.1% 454800 ± 0% numa-meminfo.node0.MemUsed 1221 ± 27% +211.1% 3799 ± 0% numa-meminfo.node0.PageTables 12437 ± 16% +34.0% 16664 ± 3% numa-meminfo.node0.SReclaimable 24152 ± 2% -25.0% 18107 ± 2% numa-meminfo.node0.SUnreclaim 74995 ± 16% -66.5% 25090 ± 4% numa-meminfo.node1.Active 49007 ± 26% -100.0% 0.00 ± -1% numa-meminfo.node1.Active(anon) 12289 ± 8% -100.0% 0.00 ± -1% numa-meminfo.node1.AnonHugePages 43438 ± 8% -100.0% 0.00 ± -1% numa-meminfo.node1.AnonPages 2559 ± 10% -50.0% 1280 ± 0% numa-meminfo.node1.KernelStack 353899 ± 4% -33.0% 236965 ± 0% numa-meminfo.node1.MemUsed 1060 ± 49% -100.0% 0.00 ± -1% numa-meminfo.node1.PageTables 12341 ± 11% -43.3% 6994 ± 11% numa-meminfo.node1.SReclaimable 20236 ± 8% -72.6% 5546 ± 7% numa-meminfo.node1.SUnreclaim 6351 ±162% -100.0% 0.00 ± -1% numa-meminfo.node1.Shmem 32578 ± 8% -61.5% 12540 ± 8% numa-meminfo.node1.Slab 78467 ± 18% -67.9% 25158 ± 3% numa-meminfo.node2.Active 53324 ± 24% -100.0% 0.00 ± -1% numa-meminfo.node2.Active(anon) 15471 ± 13% -100.0% 0.00 ± -1% numa-meminfo.node2.AnonHugePages 47705 ± 8% -100.0% 0.00 ± -1% numa-meminfo.node2.AnonPages 2362 ±151% -100.0% 0.00 ± -1% numa-meminfo.node2.Inactive(anon) 2449 ± 9% -47.7% 1280 ± 0% numa-meminfo.node2.KernelStack 365232 ± 4% -35.0% 237453 ± 0% numa-meminfo.node2.MemUsed 795.50 ± 32% -100.0% 0.00 ± -1% numa-meminfo.node2.PageTables 12566 ± 12% -45.8% 6810 ± 10% numa-meminfo.node2.SReclaimable 19878 ± 10% -67.0% 6561 ± 6% numa-meminfo.node2.SUnreclaim 8371 ±115% -100.0% 0.00 ± -1% numa-meminfo.node2.Shmem 32445 ± 3% -58.8% 13371 ± 6% numa-meminfo.node2.Slab 80327 ± 12% -69.3% 24653 ± 3% numa-meminfo.node3.Active 54830 ± 17% -100.0% 0.00 ± -1% numa-meminfo.node3.Active(anon) 15647 ± 10% -100.0% 0.00 ± -1% numa-meminfo.node3.AnonHugePages 50291 ± 4% -100.0% 0.00 ± -1% numa-meminfo.node3.AnonPages 2281 ±153% -100.0% 0.00 ± -1% numa-meminfo.node3.Inactive(anon) 2617 ± 7% -51.1% 1280 ± 0% numa-meminfo.node3.KernelStack 364629 ± 3% -35.1% 236563 ± 0% numa-meminfo.node3.MemUsed 1029 ± 32% -100.0% 0.00 ± -1% numa-meminfo.node3.PageTables 11568 ± 9% -42.5% 6650 ± 5% numa-meminfo.node3.SReclaimable 21484 ± 8% -73.1% 5780 ± 6% numa-meminfo.node3.SUnreclaim 7152 ±108% -100.0% 0.00 ± -1% numa-meminfo.node3.Shmem 33053 ± 5% -62.4% 12430 ± 4% numa-meminfo.node3.Slab 7535 ± 1% -18.8% 6120 ± 0% slabinfo.Acpi-Namespace.active_objs 7535 ± 1% -18.8% 6120 ± 0% slabinfo.Acpi-Namespace.num_objs 45262 ± 0% -15.3% 38327 ± 0% slabinfo.Acpi-Operand.active_objs 808.25 ± 0% -15.2% 685.25 ± 0% slabinfo.Acpi-Operand.active_slabs 45262 ± 0% -15.2% 38374 ± 0% slabinfo.Acpi-Operand.num_objs 808.25 ± 0% -15.2% 685.25 ± 0% slabinfo.Acpi-Operand.num_slabs 2466 ± 0% -96.9% 77.00 ± 0% slabinfo.Acpi-ParseExt.active_objs 2466 ± 0% -96.9% 77.00 ± 0% slabinfo.Acpi-ParseExt.num_objs 50812 ± 0% -13.4% 44013 ± 0% slabinfo.Acpi-State.active_objs 996.00 ± 0% -13.4% 863.00 ± 0% slabinfo.Acpi-State.active_slabs 50812 ± 0% -13.3% 44038 ± 0% slabinfo.Acpi-State.num_objs 996.00 ± 0% -13.4% 863.00 ± 0% slabinfo.Acpi-State.num_slabs 2319 ± 2% -89.1% 252.00 ± 0% slabinfo.RAW.active_objs 2319 ± 2% -89.1% 252.00 ± 0% slabinfo.RAW.num_objs 114.75 ± 6% -85.2% 17.00 ± 0% slabinfo.TCP.active_objs 114.75 ± 6% -85.2% 17.00 ± 0% slabinfo.TCP.num_objs 272.00 ± 8% -87.5% 34.00 ± 0% slabinfo.UDP.active_objs 272.00 ± 8% -87.5% 34.00 ± 0% slabinfo.UDP.num_objs 10201 ± 1% -84.0% 1628 ± 0% slabinfo.anon_vma.active_objs 199.50 ± 1% -84.5% 31.00 ± 0% slabinfo.anon_vma.active_slabs 10201 ± 1% -84.0% 1628 ± 0% slabinfo.anon_vma.num_objs 199.50 ± 1% -84.5% 31.00 ± 0% slabinfo.anon_vma.num_slabs 783.75 ± 7% -90.7% 73.00 ± 0% slabinfo.avc_xperms_node.active_objs 783.75 ± 7% -90.7% 73.00 ± 0% slabinfo.avc_xperms_node.num_objs 193.50 ± 19% -79.8% 39.00 ± 0% slabinfo.bdev_cache.active_objs 193.50 ± 19% -79.8% 39.00 ± 0% slabinfo.bdev_cache.num_objs 841.00 ± 12% -94.8% 44.00 ± 0% slabinfo.blkdev_requests.active_objs 841.00 ± 12% -94.8% 44.00 ± 0% slabinfo.blkdev_requests.num_objs 57176 ± 0% -23.3% 43852 ± 0% slabinfo.dentry.active_objs 1361 ± 0% -23.3% 1044 ± 0% slabinfo.dentry.active_slabs 57191 ± 0% -23.2% 43902 ± 0% slabinfo.dentry.num_objs 1361 ± 0% -23.3% 1044 ± 0% slabinfo.dentry.num_slabs 476.50 ± 6% -91.8% 39.00 ± 0% slabinfo.file_lock_cache.active_objs 476.50 ± 6% -91.8% 39.00 ± 0% slabinfo.file_lock_cache.num_objs 3067 ± 0% -94.0% 183.00 ± 0% slabinfo.files_cache.active_objs 3067 ± 0% -94.0% 183.00 ± 0% slabinfo.files_cache.num_objs 4013 ± 0% -11.1% 3568 ± 0% slabinfo.ftrace_event_field.active_objs 4013 ± 0% -11.1% 3568 ± 0% slabinfo.ftrace_event_field.num_objs 2136 ± 0% -45.2% 1170 ± 0% slabinfo.idr_layer_cache.active_objs 2136 ± 0% -45.2% 1170 ± 0% slabinfo.idr_layer_cache.num_objs 42026 ± 0% -10.9% 37440 ± 0% slabinfo.inode_cache.active_objs 42026 ± 0% -10.9% 37440 ± 0% slabinfo.inode_cache.num_objs 56283 ± 0% -30.2% 39290 ± 0% slabinfo.kernfs_node_cache.active_objs 1654 ± 0% -30.2% 1155 ± 0% slabinfo.kernfs_node_cache.active_slabs 56283 ± 0% -30.2% 39290 ± 0% slabinfo.kernfs_node_cache.num_objs 1654 ± 0% -30.2% 1155 ± 0% slabinfo.kernfs_node_cache.num_slabs 3575 ± 0% -76.1% 856.00 ± 3% slabinfo.kmalloc-1024.active_objs 3719 ± 0% -74.0% 968.00 ± 5% slabinfo.kmalloc-1024.num_objs 5023 ± 1% -58.0% 2109 ± 0% slabinfo.kmalloc-128.active_objs 5023 ± 1% -57.4% 2141 ± 0% slabinfo.kmalloc-128.num_objs 19925 ± 1% -68.7% 6235 ± 0% slabinfo.kmalloc-16.active_objs 19925 ± 1% -66.6% 6651 ± 0% slabinfo.kmalloc-16.num_objs 10246 ± 0% -64.3% 3653 ± 0% slabinfo.kmalloc-192.active_objs 243.50 ± 1% -63.2% 89.50 ± 0% slabinfo.kmalloc-192.active_slabs 10250 ± 0% -63.3% 3759 ± 0% slabinfo.kmalloc-192.num_objs 243.50 ± 1% -63.2% 89.50 ± 0% slabinfo.kmalloc-192.num_slabs 3240 ± 2% -78.0% 712.00 ± 2% slabinfo.kmalloc-2048.active_objs 208.75 ± 1% -77.6% 46.75 ± 0% slabinfo.kmalloc-2048.active_slabs 3347 ± 1% -77.5% 754.50 ± 0% slabinfo.kmalloc-2048.num_objs 208.75 ± 1% -77.6% 46.75 ± 0% slabinfo.kmalloc-2048.num_slabs 10778 ± 10% -87.2% 1379 ± 0% slabinfo.kmalloc-256.active_objs 347.50 ± 10% -77.1% 79.50 ± 5% slabinfo.kmalloc-256.active_slabs 11141 ± 10% -77.0% 2562 ± 5% slabinfo.kmalloc-256.num_objs 347.50 ± 10% -77.1% 79.50 ± 5% slabinfo.kmalloc-256.num_slabs 20631 ± 1% -60.3% 8192 ± 0% slabinfo.kmalloc-32.active_objs 20631 ± 1% -60.3% 8192 ± 0% slabinfo.kmalloc-32.num_objs 1007 ± 0% -56.1% 442.50 ± 0% slabinfo.kmalloc-4096.active_objs 1060 ± 0% -55.1% 476.50 ± 0% slabinfo.kmalloc-4096.num_objs 6919 ± 5% -63.7% 2510 ± 0% slabinfo.kmalloc-512.active_objs 219.50 ± 3% -59.9% 88.00 ± 2% slabinfo.kmalloc-512.active_slabs 7044 ± 3% -59.8% 2833 ± 1% slabinfo.kmalloc-512.num_objs 219.50 ± 3% -59.9% 88.00 ± 2% slabinfo.kmalloc-512.num_slabs 36557 ± 1% -56.2% 16001 ± 0% slabinfo.kmalloc-64.active_objs 571.00 ± 1% -54.3% 261.00 ± 0% slabinfo.kmalloc-64.active_slabs 36557 ± 1% -54.2% 16725 ± 0% slabinfo.kmalloc-64.num_objs 571.00 ± 1% -54.3% 261.00 ± 0% slabinfo.kmalloc-64.num_slabs 38060 ± 1% -86.5% 5132 ± 1% slabinfo.kmalloc-8.active_objs 39168 ± 1% -84.3% 6140 ± 0% slabinfo.kmalloc-8.num_objs 489.75 ± 0% -88.0% 59.00 ± 0% slabinfo.kmalloc-8192.active_objs 122.75 ± 0% -87.8% 15.00 ± 0% slabinfo.kmalloc-8192.active_slabs 491.00 ± 0% -87.8% 60.00 ± 0% slabinfo.kmalloc-8192.num_objs 122.75 ± 0% -87.8% 15.00 ± 0% slabinfo.kmalloc-8192.num_slabs 4181 ± 0% -62.6% 1562 ± 1% slabinfo.kmalloc-96.active_objs 4614 ± 1% -63.6% 1678 ± 0% slabinfo.kmalloc-96.num_objs 547.50 ± 10% -72.1% 153.00 ± 0% slabinfo.kmem_cache.active_objs 547.50 ± 10% -72.1% 153.00 ± 0% slabinfo.kmem_cache.num_objs 979.25 ± 7% -50.6% 484.00 ± 0% slabinfo.kmem_cache_node.active_objs 1007 ± 6% -49.2% 512.00 ± 0% slabinfo.kmem_cache_node.num_objs 1211 ± 1% -91.7% 101.00 ± 0% slabinfo.mm_struct.active_objs 1211 ± 1% -91.7% 101.00 ± 0% slabinfo.mm_struct.num_objs 1298 ± 6% -93.5% 84.00 ± 0% slabinfo.mnt_cache.active_objs 1298 ± 6% -93.5% 84.00 ± 0% slabinfo.mnt_cache.num_objs 152.00 ± 9% -78.9% 32.00 ± 0% slabinfo.nfs_inode_cache.active_objs 152.00 ± 9% -78.9% 32.00 ± 0% slabinfo.nfs_inode_cache.num_objs 9608 ± 0% -47.2% 5069 ± 0% slabinfo.proc_inode_cache.active_objs 9608 ± 0% -47.1% 5082 ± 0% slabinfo.proc_inode_cache.num_objs 10861 ± 1% -29.9% 7614 ± 0% slabinfo.radix_tree_node.active_objs 10861 ± 1% -29.9% 7614 ± 0% slabinfo.radix_tree_node.num_objs 3783 ± 1% -66.4% 1271 ± 0% slabinfo.shmem_inode_cache.active_objs 3783 ± 1% -66.4% 1271 ± 0% slabinfo.shmem_inode_cache.num_objs 1589 ± 1% -57.8% 670.00 ± 0% slabinfo.sighand_cache.active_objs 1608 ± 1% -57.9% 677.75 ± 0% slabinfo.sighand_cache.num_objs 2725 ± 0% -72.5% 749.75 ± 0% slabinfo.signal_cache.active_objs 2725 ± 0% -72.5% 749.75 ± 0% slabinfo.signal_cache.num_objs 3263 ± 0% -98.4% 51.00 ± 0% slabinfo.sigqueue.active_objs 3263 ± 0% -98.4% 51.00 ± 0% slabinfo.sigqueue.num_objs 3172 ± 4% -90.4% 306.00 ± 0% slabinfo.sock_inode_cache.active_objs 3172 ± 4% -90.4% 306.00 ± 0% slabinfo.sock_inode_cache.num_objs 1139 ± 1% -36.2% 727.25 ± 0% slabinfo.task_struct.active_objs 390.25 ± 1% -37.7% 243.25 ± 0% slabinfo.task_struct.active_slabs 1171 ± 1% -37.6% 730.75 ± 0% slabinfo.task_struct.num_objs 390.25 ± 1% -37.7% 243.25 ± 0% slabinfo.task_struct.num_slabs 2297 ± 2% -22.0% 1792 ± 0% slabinfo.trace_event_file.active_objs 2297 ± 2% -22.0% 1792 ± 0% slabinfo.trace_event_file.num_objs 20147 ± 3% -87.0% 2627 ± 0% slabinfo.vm_area_struct.active_objs 457.50 ± 3% -84.8% 69.50 ± 2% slabinfo.vm_area_struct.active_slabs 20147 ± 3% -84.7% 3080 ± 2% slabinfo.vm_area_struct.num_objs 457.50 ± 3% -84.8% 69.50 ± 2% slabinfo.vm_area_struct.num_slabs 1.40 ± 14% +411.1% 7.14 ± 6% perf-profile.cycles-pp.__account_scheduler_latency.enqueue_entity.enqueue_task_fair.activate_task.ttwu_do_activate 2.46 ± 7% -61.5% 0.94 ± 32% perf-profile.cycles-pp.__alloc_pages_nodemask.alloc_pages_current.pipe_write.__vfs_write.vfs_write 0.04 ± 74% +2507.1% 0.91 ± 50% perf-profile.cycles-pp.__alloc_pages_nodemask.alloc_pages_vma.handle_mm_fault.__do_page_fault.do_page_fault 0.06 ± 37% +2400.0% 1.38 ± 16% perf-profile.cycles-pp.__const_udelay.wait_for_xmitr.serial8250_console_putchar.uart_console_write.serial8250_console_write 1.91 ± 29% +160.9% 4.98 ± 29% perf-profile.cycles-pp.__do_page_fault.do_page_fault.page_fault 0.01 ± 87% +7560.0% 0.96 ± 45% perf-profile.cycles-pp.__enqueue_entity.pick_next_task_fair.__schedule.schedule.exit_to_usermode_loop 26.51 ± 9% -63.8% 9.59 ± 28% perf-profile.cycles-pp.__hrtimer_run_queues.hrtimer_interrupt.local_apic_timer_interrupt.smp_apic_timer_interrupt.apic_timer_interrupt 0.73 ± 20% +349.3% 3.28 ± 19% perf-profile.cycles-pp.__kernel_text_address.print_context_stack.dump_trace.save_stack_trace_tsk.__account_scheduler_latency 0.24 ± 18% +1133.0% 2.99 ± 16% perf-profile.cycles-pp.__libc_fork 0.15 ± 18% +258.3% 0.54 ± 65% perf-profile.cycles-pp.__module_text_address.is_module_text_address.__kernel_text_address.print_context_stack.dump_trace 0.88 ± 25% -100.0% 0.00 ± -1% perf-profile.cycles-pp.__mutex_lock_slowpath.mutex_lock.pipe_read.__vfs_read.vfs_read 0.06 ± 18% +4234.8% 2.49 ± 26% perf-profile.cycles-pp.__schedule.schedule.exit_to_usermode_loop.prepare_exit_to_usermode.retint_user 0.23 ± 11% +684.8% 1.80 ± 48% perf-profile.cycles-pp.__schedule.schedule.exit_to_usermode_loop.syscall_return_slowpath.int_ret_from_sys_call 0.13 ± 31% +1107.8% 1.54 ± 26% perf-profile.cycles-pp.__schedule.schedule.pipe_wait.pipe_read.__vfs_read 0.09 ± 37% +577.1% 0.59 ± 53% perf-profile.cycles-pp.__switch_to 20.40 ± 4% -56.0% 8.98 ± 11% perf-profile.cycles-pp.__vfs_read.vfs_read.sys_read.entry_SYSCALL_64_fastpath 0.39 ± 21% +1131.2% 4.83 ± 24% perf-profile.cycles-pp.__vfs_read.vfs_read.sys_read.entry_SYSCALL_64_fastpath.read 13.24 ± 9% -44.0% 7.41 ± 19% perf-profile.cycles-pp.__vfs_write.vfs_write.sys_write.entry_SYSCALL_64_fastpath 0.72 ± 22% +1489.9% 11.45 ± 6% perf-profile.cycles-pp.__vfs_write.vfs_write.sys_write.entry_SYSCALL_64_fastpath.write 0.05 ± 61% +1495.0% 0.80 ± 71% perf-profile.cycles-pp.__wake_up_bit.unlock_page.filemap_map_pages.handle_mm_fault.__do_page_fault 0.55 ± 31% +1290.5% 7.65 ± 5% perf-profile.cycles-pp.__wake_up_common.__wake_up_sync_key.pipe_write.__vfs_write.vfs_write 0.60 ± 30% +1257.1% 8.14 ± 6% perf-profile.cycles-pp.__wake_up_sync_key.pipe_write.__vfs_write.vfs_write.sys_write 0.04 ± 60% +2352.9% 1.04 ± 48% perf-profile.cycles-pp._dl_addr 0.19 ± 16% +1094.8% 2.30 ± 15% perf-profile.cycles-pp._do_fork.sys_clone.entry_SYSCALL_64_fastpath.__libc_fork 1.01 ± 16% -73.3% 0.27 ± 89% perf-profile.cycles-pp.account_process_tick.update_process_times.tick_sched_handle.tick_sched_timer.__hrtimer_run_queues 0.68 ± 17% +947.3% 7.15 ± 6% perf-profile.cycles-pp.activate_task.ttwu_do_activate.try_to_wake_up.default_wake_function.autoremove_wake_function 0.05 ± 54% +2115.0% 1.11 ± 16% perf-profile.cycles-pp.activate_task.ttwu_do_activate.try_to_wake_up.wake_up_process.process_timeout 0.89 ± 22% -75.2% 0.22 ± 81% perf-profile.cycles-pp.activate_task.ttwu_do_activate.try_to_wake_up.wake_up_process.wake_up_q 2.88 ± 7% -59.9% 1.16 ± 17% perf-profile.cycles-pp.alloc_pages_current.pipe_write.__vfs_write.vfs_write.sys_write 0.04 ± 86% +2575.0% 1.07 ± 47% perf-profile.cycles-pp.alloc_pages_vma.handle_mm_fault.__do_page_fault.do_page_fault.page_fault 1.71 ± 17% -60.8% 0.67 ± 37% perf-profile.cycles-pp.anon_pipe_buf_release.pipe_read.__vfs_read.vfs_read.sys_read 37.78 ± 9% -59.7% 15.23 ± 22% perf-profile.cycles-pp.apic_timer_interrupt 0.53 ± 33% +1314.1% 7.53 ± 4% perf-profile.cycles-pp.autoremove_wake_function.__wake_up_common.__wake_up_sync_key.pipe_write.__vfs_write 0.14 ± 26% +2436.2% 3.68 ± 4% perf-profile.cycles-pp.call_console_drivers.constprop.24.console_unlock.vprintk_emit.vprintk_default.printk 17.02 ± 36% -100.0% 0.00 ± -1% perf-profile.cycles-pp.call_cpuidle.cpu_startup_entry.start_secondary 0.84 ± 13% -100.0% 0.00 ± -1% perf-profile.cycles-pp.call_function_interrupt 0.10 ± 23% +1743.6% 1.80 ± 20% perf-profile.cycles-pp.call_timer_fn.run_timer_softirq.__do_softirq.irq_exit.smp_apic_timer_interrupt 0.14 ± 26% +2436.2% 3.68 ± 4% perf-profile.cycles-pp.console_unlock.vprintk_emit.vprintk_default.printk.perf_duration_warn 16.27 ± 3% -53.6% 7.54 ± 14% perf-profile.cycles-pp.copy_page_to_iter.pipe_read.__vfs_read.vfs_read.sys_read 0.17 ± 16% +1201.4% 2.25 ± 18% perf-profile.cycles-pp.copy_process._do_fork.sys_clone.entry_SYSCALL_64_fastpath.__libc_fork 15.40 ± 4% -54.5% 7.00 ± 13% perf-profile.cycles-pp.copy_user_generic_string.copy_page_to_iter.pipe_read.__vfs_read.vfs_read 17.30 ± 36% -100.0% 0.00 ± -1% perf-profile.cycles-pp.cpu_startup_entry.start_secondary 17.02 ± 36% -100.0% 0.00 ± -1% perf-profile.cycles-pp.cpuidle_enter.call_cpuidle.cpu_startup_entry.start_secondary 16.93 ± 36% -100.0% 0.00 ± -1% perf-profile.cycles-pp.cpuidle_enter_state.cpuidle_enter.call_cpuidle.cpu_startup_entry.start_secondary 0.06 ± 39% +764.0% 0.54 ± 54% perf-profile.cycles-pp.deactivate_task.__schedule.schedule.pipe_wait.pipe_read 0.95 ± 18% -100.0% 0.00 ± -1% perf-profile.cycles-pp.default_send_IPI_mask_sequence_phys.physflat_send_IPI_mask.native_send_call_func_ipi.smp_call_function_many.native_flush_tlb_others 0.53 ± 33% +1314.1% 7.53 ± 4% perf-profile.cycles-pp.default_wake_function.autoremove_wake_function.__wake_up_common.__wake_up_sync_key.pipe_write 0.06 ± 37% +2400.0% 1.38 ± 16% perf-profile.cycles-pp.delay_tsc.__const_udelay.wait_for_xmitr.serial8250_console_putchar.uart_console_write 0.44 ± 7% +759.0% 3.82 ± 19% perf-profile.cycles-pp.do_execveat_common.isra.33.sys_execve.return_from_execve.execve 0.14 ± 19% +1303.5% 2.00 ± 14% perf-profile.cycles-pp.do_exit.do_group_exit.sys_exit_group.entry_SYSCALL_64_fastpath 1.95 ± 14% -72.1% 0.55 ± 59% perf-profile.cycles-pp.do_futex.sys_futex.entry_SYSCALL_64_fastpath 0.13 ± 17% +1409.4% 2.00 ± 14% perf-profile.cycles-pp.do_group_exit.sys_exit_group.entry_SYSCALL_64_fastpath 0.10 ± 29% +1453.7% 1.59 ± 34% perf-profile.cycles-pp.do_mmap.vm_mmap_pgoff.sys_mmap_pgoff.sys_mmap.entry_SYSCALL_64_fastpath 1.92 ± 29% +161.6% 5.03 ± 29% perf-profile.cycles-pp.do_page_fault.page_fault 0.11 ± 33% +1179.1% 1.38 ± 25% perf-profile.cycles-pp.do_wp_page.handle_mm_fault.__do_page_fault.do_page_fault.page_fault 1.28 ± 15% +438.8% 6.91 ± 5% perf-profile.cycles-pp.dump_trace.save_stack_trace_tsk.__account_scheduler_latency.enqueue_entity.enqueue_task_fair 1.50 ± 17% +438.1% 8.08 ± 7% perf-profile.cycles-pp.enqueue_entity.enqueue_task_fair.activate_task.ttwu_do_activate.try_to_wake_up 0.67 ± 14% +962.8% 7.15 ± 6% perf-profile.cycles-pp.enqueue_task_fair.activate_task.ttwu_do_activate.try_to_wake_up.default_wake_function 0.92 ± 20% +43.8% 1.32 ± 20% perf-profile.cycles-pp.enqueue_task_fair.activate_task.ttwu_do_activate.try_to_wake_up.wake_up_process 35.92 ± 6% -46.5% 19.21 ± 4% perf-profile.cycles-pp.entry_SYSCALL_64_fastpath 0.19 ± 17% +1125.3% 2.30 ± 15% perf-profile.cycles-pp.entry_SYSCALL_64_fastpath.__libc_fork 0.47 ± 32% +997.9% 5.13 ± 28% perf-profile.cycles-pp.entry_SYSCALL_64_fastpath.read 0.91 ± 16% +1368.1% 13.36 ± 8% perf-profile.cycles-pp.entry_SYSCALL_64_fastpath.write 0.45 ± 8% +777.7% 3.93 ± 18% perf-profile.cycles-pp.execve 0.11 ± 26% +1663.6% 1.94 ± 13% perf-profile.cycles-pp.exit_mmap.mmput.do_exit.do_group_exit.sys_exit_group 0.09 ± 21% +917.1% 0.89 ± 44% perf-profile.cycles-pp.exit_mmap.mmput.flush_old_exec.load_elf_binary.search_binary_handler 0.29 ± 16% +797.4% 2.60 ± 27% perf-profile.cycles-pp.exit_to_usermode_loop.prepare_exit_to_usermode.retint_user 0.04 ± 65% +4257.1% 1.52 ± 53% perf-profile.cycles-pp.exit_to_usermode_loop.syscall_return_slowpath.int_ret_from_sys_call.write 0.19 ± 23% +1154.7% 2.35 ± 33% perf-profile.cycles-pp.filemap_map_pages.handle_mm_fault.__do_page_fault.do_page_fault.page_fault 0.02 ± 33% +3533.3% 0.54 ± 57% perf-profile.cycles-pp.filename_lookup.user_path_at_empty.vfs_fstatat.SYSC_newstat.sys_newstat 0.10 ± 13% +864.1% 0.94 ± 44% perf-profile.cycles-pp.flush_old_exec.load_elf_binary.search_binary_handler.do_execveat_common.sys_execve 1.25 ± 20% -100.0% 0.00 ± -1% perf-profile.cycles-pp.flush_tlb_page.ptep_clear_flush.try_to_unmap_one.rmap_walk.try_to_unmap 1.09 ± 24% -71.6% 0.31 ± 41% perf-profile.cycles-pp.free_hot_cold_page.put_page.anon_pipe_buf_release.pipe_read.__vfs_read 0.84 ± 21% -82.9% 0.14 ± 70% perf-profile.cycles-pp.futex_requeue.do_futex.sys_futex.entry_SYSCALL_64_fastpath 1.77 ± 10% -55.8% 0.78 ± 51% perf-profile.cycles-pp.get_page_from_freelist.__alloc_pages_nodemask.alloc_pages_current.pipe_write.__vfs_write 1.87 ± 27% +132.4% 4.34 ± 30% perf-profile.cycles-pp.handle_mm_fault.__do_page_fault.do_page_fault.page_fault 30.01 ± 8% -66.0% 10.20 ± 29% perf-profile.cycles-pp.hrtimer_interrupt.local_apic_timer_interrupt.smp_apic_timer_interrupt.apic_timer_interrupt 0.05 ± 71% +3650.0% 1.69 ± 43% perf-profile.cycles-pp.int_ret_from_sys_call.write 17.41 ± 35% -100.0% 0.00 ± -1% perf-profile.cycles-pp.intel_idle.cpuidle_enter_state.cpuidle_enter.call_cpuidle.cpu_startup_entry 0.10 ± 13% +1923.1% 1.97 ± 5% perf-profile.cycles-pp.io_serial_in.wait_for_xmitr.serial8250_console_putchar.uart_console_write.serial8250_console_write 4.19 ± 22% -38.8% 2.56 ± 9% perf-profile.cycles-pp.irq_exit.smp_apic_timer_interrupt.apic_timer_interrupt 0.14 ± 26% +2436.2% 3.68 ± 4% perf-profile.cycles-pp.irq_work_interrupt 0.14 ± 26% +2436.2% 3.68 ± 4% perf-profile.cycles-pp.irq_work_run.smp_irq_work_interrupt.irq_work_interrupt 0.14 ± 26% +2436.2% 3.68 ± 4% perf-profile.cycles-pp.irq_work_run_list.irq_work_run.smp_irq_work_interrupt.irq_work_interrupt 0.16 ± 26% +592.2% 1.11 ± 26% perf-profile.cycles-pp.is_ftrace_trampoline.__kernel_text_address.print_context_stack.dump_trace.save_stack_trace_tsk 0.26 ± 27% +239.2% 0.86 ± 60% perf-profile.cycles-pp.is_module_text_address.__kernel_text_address.print_context_stack.dump_trace.save_stack_trace_tsk 0.10 ± 21% +817.1% 0.94 ± 53% perf-profile.cycles-pp.is_module_text_address.print_context_stack.dump_trace.save_stack_trace_tsk.__account_scheduler_latency 0.02 ± 79% +6766.7% 1.54 ± 34% perf-profile.cycles-pp.khugepaged.kthread.ret_from_fork 0.68 ± 17% +1182.3% 8.69 ± 57% perf-profile.cycles-pp.kthread.ret_from_fork 2.10 ± 7% -89.5% 0.22 ± 6% perf-profile.cycles-pp.ktime_get_update_offsets_now.hrtimer_interrupt.local_apic_timer_interrupt.smp_apic_timer_interrupt.apic_timer_interrupt 0.31 ± 9% +766.1% 2.68 ± 26% perf-profile.cycles-pp.load_elf_binary.search_binary_handler.do_execveat_common.sys_execve.return_from_execve 30.49 ± 8% -65.5% 10.51 ± 27% perf-profile.cycles-pp.local_apic_timer_interrupt.smp_apic_timer_interrupt.apic_timer_interrupt 1.35 ± 20% -100.0% 0.00 ± -1% perf-profile.cycles-pp.migrate_misplaced_page.handle_mm_fault.__do_page_fault.do_page_fault.page_fault 1.34 ± 20% -100.0% 0.00 ± -1% perf-profile.cycles-pp.migrate_pages.migrate_misplaced_page.handle_mm_fault.__do_page_fault.do_page_fault 0.10 ± 32% +1340.0% 1.44 ± 44% perf-profile.cycles-pp.mmap_region.do_mmap.vm_mmap_pgoff.sys_mmap_pgoff.sys_mmap 0.11 ± 26% +1663.6% 1.94 ± 13% perf-profile.cycles-pp.mmput.do_exit.do_group_exit.sys_exit_group.entry_SYSCALL_64_fastpath 0.09 ± 21% +917.1% 0.89 ± 44% perf-profile.cycles-pp.mmput.flush_old_exec.load_elf_binary.search_binary_handler.do_execveat_common 0.08 ± 27% +1180.6% 0.99 ± 48% perf-profile.cycles-pp.mprotect_fixup.sys_mprotect.entry_SYSCALL_64_fastpath 0.90 ± 25% -100.0% 0.00 ± -1% perf-profile.cycles-pp.mutex_lock.pipe_read.__vfs_read.vfs_read.sys_read 0.88 ± 26% -100.0% 0.00 ± -1% perf-profile.cycles-pp.mutex_optimistic_spin.__mutex_lock_slowpath.mutex_lock.pipe_read.__vfs_read 0.86 ± 26% -100.0% 0.00 ± -1% perf-profile.cycles-pp.mutex_spin_on_owner.isra.4.mutex_optimistic_spin.__mutex_lock_slowpath.mutex_lock.pipe_read 1.25 ± 20% -100.0% 0.00 ± -1% perf-profile.cycles-pp.native_flush_tlb_others.flush_tlb_page.ptep_clear_flush.try_to_unmap_one.rmap_walk 0.95 ± 19% -100.0% 0.00 ± -1% perf-profile.cycles-pp.native_send_call_func_ipi.smp_call_function_many.native_flush_tlb_others.flush_tlb_page.ptep_clear_flush 1.70 ± 32% -100.0% 0.00 ± -1% perf-profile.cycles-pp.note_gp_changes.rcu_process_callbacks.__do_softirq.irq_exit.smp_apic_timer_interrupt 2.03 ± 27% +187.1% 5.83 ± 29% perf-profile.cycles-pp.page_fault 0.02 ± 33% +3533.3% 0.54 ± 57% perf-profile.cycles-pp.path_lookupat.filename_lookup.user_path_at_empty.vfs_fstatat.SYSC_newstat 0.06 ± 34% +1572.0% 1.05 ± 16% perf-profile.cycles-pp.path_openat.do_filp_open.do_sys_open.sys_open.entry_SYSCALL_64_fastpath 0.14 ± 26% +2436.2% 3.68 ± 4% perf-profile.cycles-pp.perf_duration_warn.irq_work_run_list.irq_work_run.smp_irq_work_interrupt.irq_work_interrupt 1.61 ± 12% -66.8% 0.53 ± 39% perf-profile.cycles-pp.perf_event_task_tick.scheduler_tick.update_process_times.tick_sched_handle.tick_sched_timer 0.87 ± 19% -100.0% 0.00 ± -1% perf-profile.cycles-pp.physflat_send_IPI_mask.native_send_call_func_ipi.smp_call_function_many.native_flush_tlb_others.flush_tlb_page 0.03 ± 33% +5258.3% 1.61 ± 16% perf-profile.cycles-pp.pick_next_task_fair.__schedule.schedule.exit_to_usermode_loop.prepare_exit_to_usermode 0.14 ± 15% +664.3% 1.07 ± 48% perf-profile.cycles-pp.pick_next_task_fair.__schedule.schedule.exit_to_usermode_loop.syscall_return_slowpath 20.51 ± 3% -47.3% 10.81 ± 14% perf-profile.cycles-pp.pipe_read.__vfs_read.vfs_read.sys_read.entry_SYSCALL_64_fastpath 0.15 ± 31% +1201.6% 1.99 ± 22% perf-profile.cycles-pp.pipe_wait.pipe_read.__vfs_read.vfs_read.sys_read 13.80 ± 9% +30.7% 18.04 ± 12% perf-profile.cycles-pp.pipe_write.__vfs_write.vfs_write.sys_write.entry_SYSCALL_64_fastpath 0.29 ± 14% +865.8% 2.83 ± 21% perf-profile.cycles-pp.prepare_exit_to_usermode.retint_user 1.16 ± 14% +428.2% 6.14 ± 9% perf-profile.cycles-pp.print_context_stack.dump_trace.save_stack_trace_tsk.__account_scheduler_latency.enqueue_entity 0.14 ± 26% +2436.2% 3.68 ± 4% perf-profile.cycles-pp.printk.perf_duration_warn.irq_work_run_list.irq_work_run.smp_irq_work_interrupt 0.12 ± 15% +1026.5% 1.38 ± 24% perf-profile.cycles-pp.proc_reg_read.__vfs_read.vfs_read.sys_read.entry_SYSCALL_64_fastpath 0.43 ± 24% +1080.1% 5.04 ± 95% perf-profile.cycles-pp.process_one_work.worker_thread.kthread.ret_from_fork 0.06 ± 55% +2370.8% 1.48 ± 18% perf-profile.cycles-pp.process_timeout.call_timer_fn.run_timer_softirq.__do_softirq.irq_exit 1.25 ± 20% -100.0% 0.00 ± -1% perf-profile.cycles-pp.ptep_clear_flush.try_to_unmap_one.rmap_walk.try_to_unmap.migrate_pages 1.34 ± 20% -62.8% 0.50 ± 26% perf-profile.cycles-pp.put_page.anon_pipe_buf_release.pipe_read.__vfs_read.vfs_read 2.73 ± 11% -80.5% 0.53 ± 39% perf-profile.cycles-pp.rcu_check_callbacks.update_process_times.tick_sched_handle.tick_sched_timer.__hrtimer_run_queues 0.04 ± 72% +2831.2% 1.17 ± 38% perf-profile.cycles-pp.rcu_gp_kthread.kthread.ret_from_fork 2.26 ± 32% -100.0% 0.00 ± -1% perf-profile.cycles-pp.rcu_process_callbacks.__do_softirq.irq_exit.smp_apic_timer_interrupt.apic_timer_interrupt 0.52 ± 27% +1133.3% 6.48 ± 22% perf-profile.cycles-pp.read 0.49 ± 87% -100.0% 0.00 ± -1% perf-profile.cycles-pp.rest_init.start_kernel.x86_64_start_reservations.x86_64_start_kernel 0.68 ± 17% +1182.3% 8.69 ± 57% perf-profile.cycles-pp.ret_from_fork 0.32 ± 14% +800.0% 2.88 ± 23% perf-profile.cycles-pp.retint_user 0.44 ± 7% +770.8% 3.88 ± 19% perf-profile.cycles-pp.return_from_execve.execve 1.26 ± 20% -100.0% 0.00 ± -1% perf-profile.cycles-pp.rmap_walk.try_to_unmap.migrate_pages.migrate_misplaced_page.handle_mm_fault 0.64 ± 14% +232.2% 2.12 ± 19% perf-profile.cycles-pp.run_timer_softirq.__do_softirq.irq_exit.smp_apic_timer_interrupt.apic_timer_interrupt 0.08 ± 29% +1253.1% 1.08 ± 22% perf-profile.cycles-pp.rw_verify_area.vfs_write.sys_write.entry_SYSCALL_64_fastpath.write 1.29 ± 15% +435.7% 6.91 ± 5% perf-profile.cycles-pp.save_stack_trace_tsk.__account_scheduler_latency.enqueue_entity.enqueue_task_fair.activate_task 0.06 ± 23% +3976.0% 2.55 ± 24% perf-profile.cycles-pp.schedule.exit_to_usermode_loop.prepare_exit_to_usermode.retint_user 0.03 ± 62% +4592.3% 1.52 ± 53% perf-profile.cycles-pp.schedule.exit_to_usermode_loop.syscall_return_slowpath.int_ret_from_sys_call.write 0.13 ± 30% +1130.8% 1.60 ± 27% perf-profile.cycles-pp.schedule.pipe_wait.pipe_read.__vfs_read.vfs_read 17.18 ± 9% -79.0% 3.61 ± 28% perf-profile.cycles-pp.scheduler_tick.update_process_times.tick_sched_handle.tick_sched_timer.__hrtimer_run_queues 0.31 ± 9% +693.6% 2.48 ± 25% perf-profile.cycles-pp.search_binary_handler.do_execveat_common.sys_execve.return_from_execve.execve 0.09 ± 24% +897.3% 0.92 ± 26% perf-profile.cycles-pp.security_file_permission.rw_verify_area.vfs_write.sys_write.entry_SYSCALL_64_fastpath 0.07 ± 28% +866.7% 0.65 ± 39% perf-profile.cycles-pp.selinux_file_permission.security_file_permission.rw_verify_area.vfs_write.sys_write 0.11 ± 15% +1071.1% 1.32 ± 26% perf-profile.cycles-pp.seq_read.proc_reg_read.__vfs_read.vfs_read.sys_read 0.15 ± 8% +2286.4% 3.52 ± 6% perf-profile.cycles-pp.serial8250_console_putchar.uart_console_write.serial8250_console_write.univ8250_console_write.call_console_drivers 0.13 ± 27% +2556.6% 3.52 ± 6% perf-profile.cycles-pp.serial8250_console_write.univ8250_console_write.call_console_drivers.console_unlock.vprintk_emit 35.62 ± 9% -60.9% 13.92 ± 23% perf-profile.cycles-pp.smp_apic_timer_interrupt.apic_timer_interrupt 1.24 ± 20% -100.0% 0.00 ± -1% perf-profile.cycles-pp.smp_call_function_many.native_flush_tlb_others.flush_tlb_page.ptep_clear_flush.try_to_unmap_one 0.14 ± 26% +2436.2% 3.68 ± 4% perf-profile.cycles-pp.smp_irq_work_interrupt.irq_work_interrupt 0.49 ± 87% -100.0% 0.00 ± -1% perf-profile.cycles-pp.start_kernel.x86_64_start_reservations.x86_64_start_kernel 17.31 ± 36% -100.0% 0.00 ± -1% perf-profile.cycles-pp.start_secondary 0.19 ± 16% +1094.8% 2.30 ± 15% perf-profile.cycles-pp.sys_clone.entry_SYSCALL_64_fastpath.__libc_fork 0.44 ± 7% +770.8% 3.88 ± 19% perf-profile.cycles-pp.sys_execve.return_from_execve.execve 0.13 ± 17% +1409.4% 2.00 ± 14% perf-profile.cycles-pp.sys_exit_group.entry_SYSCALL_64_fastpath 1.99 ± 13% -67.1% 0.66 ± 70% perf-profile.cycles-pp.sys_futex.entry_SYSCALL_64_fastpath 0.08 ± 31% +1850.0% 1.66 ± 34% perf-profile.cycles-pp.sys_mmap.entry_SYSCALL_64_fastpath 0.09 ± 27% +1794.3% 1.66 ± 34% perf-profile.cycles-pp.sys_mmap_pgoff.sys_mmap.entry_SYSCALL_64_fastpath 0.09 ± 21% +1091.4% 1.04 ± 46% perf-profile.cycles-pp.sys_mprotect.entry_SYSCALL_64_fastpath 20.46 ± 4% -55.6% 9.09 ± 12% perf-profile.cycles-pp.sys_read.entry_SYSCALL_64_fastpath 0.47 ± 31% +1045.3% 5.44 ± 21% perf-profile.cycles-pp.sys_read.entry_SYSCALL_64_fastpath.read 13.32 ± 9% -44.4% 7.41 ± 19% perf-profile.cycles-pp.sys_write.entry_SYSCALL_64_fastpath 0.91 ± 18% +1388.1% 13.47 ± 7% perf-profile.cycles-pp.sys_write.entry_SYSCALL_64_fastpath.write 0.04 ± 66% +4253.3% 1.63 ± 47% perf-profile.cycles-pp.syscall_return_slowpath.int_ret_from_sys_call.write 12.22 ± 9% -88.2% 1.44 ± 23% perf-profile.cycles-pp.task_tick_fair.scheduler_tick.update_process_times.tick_sched_handle.tick_sched_timer 0.15 ± 42% +880.6% 1.52 ± 41% perf-profile.cycles-pp.tick_do_update_jiffies64.tick_sched_do_timer.tick_sched_timer.__hrtimer_run_queues.hrtimer_interrupt 1.03 ± 13% -78.7% 0.22 ± 81% perf-profile.cycles-pp.tick_program_event.hrtimer_interrupt.local_apic_timer_interrupt.smp_apic_timer_interrupt.apic_timer_interrupt 0.17 ± 47% +926.5% 1.75 ± 26% perf-profile.cycles-pp.tick_sched_do_timer.tick_sched_timer.__hrtimer_run_queues.hrtimer_interrupt.local_apic_timer_interrupt 23.17 ± 9% -74.4% 5.92 ± 31% perf-profile.cycles-pp.tick_sched_handle.isra.17.tick_sched_timer.__hrtimer_run_queues.hrtimer_interrupt.local_apic_timer_interrupt 24.14 ± 9% -67.0% 7.97 ± 27% perf-profile.cycles-pp.tick_sched_timer.__hrtimer_run_queues.hrtimer_interrupt.local_apic_timer_interrupt.smp_apic_timer_interrupt 1.33 ± 30% -100.0% 0.00 ± -1% perf-profile.cycles-pp.trigger_load_balance.scheduler_tick.update_process_times.tick_sched_handle.tick_sched_timer 1.26 ± 20% -100.0% 0.00 ± -1% perf-profile.cycles-pp.try_to_unmap.migrate_pages.migrate_misplaced_page.handle_mm_fault.__do_page_fault 1.26 ± 20% -100.0% 0.00 ± -1% perf-profile.cycles-pp.try_to_unmap_one.rmap_walk.try_to_unmap.migrate_pages.migrate_misplaced_page 0.92 ± 22% +739.8% 7.70 ± 6% perf-profile.cycles-pp.try_to_wake_up.default_wake_function.autoremove_wake_function.__wake_up_common.__wake_up_sync_key 0.05 ± 48% +2645.0% 1.37 ± 11% perf-profile.cycles-pp.try_to_wake_up.wake_up_process.process_timeout.call_timer_fn.run_timer_softirq 0.72 ± 18% +986.4% 7.79 ± 5% perf-profile.cycles-pp.ttwu_do_activate.constprop.86.try_to_wake_up.default_wake_function.autoremove_wake_function.__wake_up_common 0.05 ± 54% +2315.0% 1.21 ± 6% perf-profile.cycles-pp.ttwu_do_activate.constprop.86.try_to_wake_up.wake_up_process.process_timeout.call_timer_fn 0.03 ± 45% +1876.9% 0.64 ± 51% perf-profile.cycles-pp.ttwu_do_wakeup.ttwu_do_activate.try_to_wake_up.default_wake_function.autoremove_wake_function 0.15 ± 8% +2286.4% 3.52 ± 6% perf-profile.cycles-pp.uart_console_write.serial8250_console_write.univ8250_console_write.call_console_drivers.console_unlock 0.13 ± 27% +2556.6% 3.52 ± 6% perf-profile.cycles-pp.univ8250_console_write.call_console_drivers.console_unlock.vprintk_emit.vprintk_default 0.07 ± 39% +1706.9% 1.31 ± 53% perf-profile.cycles-pp.unlock_page.filemap_map_pages.handle_mm_fault.__do_page_fault.do_page_fault 0.11 ± 31% +1378.6% 1.55 ± 38% perf-profile.cycles-pp.unmap_page_range.unmap_single_vma.unmap_vmas.exit_mmap.mmput 0.07 ± 42% +1544.4% 1.11 ± 36% perf-profile.cycles-pp.unmap_single_vma.unmap_vmas.exit_mmap.mmput.do_exit 0.07 ± 39% +1607.7% 1.11 ± 36% perf-profile.cycles-pp.unmap_vmas.exit_mmap.mmput.do_exit.do_group_exit 7.36 ± 11% -94.1% 0.43 ± 31% perf-profile.cycles-pp.update_cfs_shares.task_tick_fair.scheduler_tick.update_process_times.tick_sched_handle 0.94 ± 11% -67.5% 0.31 ± 39% perf-profile.cycles-pp.update_curr.task_tick_fair.scheduler_tick.update_process_times.tick_sched_handle 22.60 ± 9% -75.0% 5.64 ± 33% perf-profile.cycles-pp.update_process_times.tick_sched_handle.tick_sched_timer.__hrtimer_run_queues.hrtimer_interrupt 0.14 ± 42% +822.2% 1.25 ± 47% perf-profile.cycles-pp.update_wall_time.tick_do_update_jiffies64.tick_sched_do_timer.tick_sched_timer.__hrtimer_run_queues 0.02 ± 33% +3883.3% 0.60 ± 67% perf-profile.cycles-pp.user_path_at_empty.vfs_fstatat.SYSC_newstat.sys_newstat.entry_SYSCALL_64_fastpath 20.45 ± 4% -55.5% 9.09 ± 12% perf-profile.cycles-pp.vfs_read.sys_read.entry_SYSCALL_64_fastpath 0.47 ± 30% +1021.8% 5.27 ± 21% perf-profile.cycles-pp.vfs_read.sys_read.entry_SYSCALL_64_fastpath.read 13.28 ± 9% -44.2% 7.41 ± 19% perf-profile.cycles-pp.vfs_write.sys_write.entry_SYSCALL_64_fastpath 0.86 ± 19% +1420.4% 13.04 ± 7% perf-profile.cycles-pp.vfs_write.sys_write.entry_SYSCALL_64_fastpath.write 0.08 ± 27% +1968.8% 1.65 ± 34% perf-profile.cycles-pp.vm_mmap_pgoff.sys_mmap_pgoff.sys_mmap.entry_SYSCALL_64_fastpath 0.14 ± 26% +2436.2% 3.68 ± 4% perf-profile.cycles-pp.vprintk_default.printk.perf_duration_warn.irq_work_run_list.irq_work_run 0.14 ± 26% +2436.2% 3.68 ± 4% perf-profile.cycles-pp.vprintk_emit.vprintk_default.printk.perf_duration_warn.irq_work_run_list 0.15 ± 7% +2212.1% 3.35 ± 5% perf-profile.cycles-pp.wait_for_xmitr.serial8250_console_putchar.uart_console_write.serial8250_console_write.univ8250_console_write 0.05 ± 47% +2723.8% 1.48 ± 18% perf-profile.cycles-pp.wake_up_process.process_timeout.call_timer_fn.run_timer_softirq.__do_softirq 0.45 ± 22% +1057.2% 5.21 ± 94% perf-profile.cycles-pp.worker_thread.kthread.ret_from_fork 1.02 ± 15% +1487.7% 16.20 ± 10% perf-profile.cycles-pp.write 0.49 ± 87% -100.0% 0.00 ± -1% perf-profile.cycles-pp.x86_64_start_kernel 0.49 ± 87% -100.0% 0.00 ± -1% perf-profile.cycles-pp.x86_64_start_reservations.x86_64_start_kernel ========================================================================================= compiler/cpufreq_governor/kconfig/load/rootfs/tbox_group/test/testcase: gcc-4.9/powersave/x86_64-rhel/6000/debian-x86_64-2015-02-07.cgz/brickland1/page_test/aim7 commit: 8025943c32f5de29b3fd548e917e24424297ca73 0aefb957de5f2a1d9467126114146b6c793cf180 8025943c32f5de29 0aefb957de5f2a1d9467126114 ---------------- -------------------------- %stddev %change %stddev \ | \ 92222 ± 0% -90.8% 8479 ± 0% aim7.jobs-per-min 392.70 ± 0% -100.0% 0.00 ± -1% aim7.time.elapsed_time 392.70 ± 0% -100.0% 0.00 ± -1% aim7.time.elapsed_time.max 8461942 ± 0% -100.0% 0.00 ± -1% aim7.time.involuntary_context_switches 7865 ± 0% -100.0% 0.00 ± -1% aim7.time.maximum_resident_set_size 9.618e+08 ± 0% -100.0% 0.00 ± -1% aim7.time.minor_page_faults 4096 ± 0% -100.0% 0.00 ± -1% aim7.time.page_size 43770 ± 0% -100.0% 0.00 ± -1% aim7.time.system_time 1310 ± 0% -100.0% 0.00 ± -1% aim7.time.user_time 1379465 ± 0% -100.0% 0.00 ± -1% aim7.time.voluntary_context_switches 392.70 ± 0% -100.0% 0.00 ± -1% time.elapsed_time 392.70 ± 0% -100.0% 0.00 ± -1% time.elapsed_time.max 8461942 ± 0% -100.0% 0.00 ± -1% time.involuntary_context_switches 7865 ± 0% -100.0% 0.00 ± -1% time.maximum_resident_set_size 9.618e+08 ± 0% -100.0% 0.00 ± -1% time.minor_page_faults 4096 ± 0% -100.0% 0.00 ± -1% time.page_size 11479 ± 0% -100.0% 0.00 ± -1% time.percent_of_cpu_this_job_got 43770 ± 0% -100.0% 0.00 ± -1% time.system_time 1310 ± 0% -100.0% 0.00 ± -1% time.user_time 1379465 ± 0% -100.0% 0.00 ± -1% time.voluntary_context_switches 0.00 ± -1% +Inf% 15.15 ± 14% perf-profile.cycles-pp.___might_sleep.unmap_page_range.unmap_single_vma.unmap_vmas.unmap_region 0.00 ± -1% +Inf% 3.56 ± 15% perf-profile.cycles-pp.___might_sleep.unmap_single_vma.unmap_vmas.unmap_region.do_munmap 27.21 ± 13% -56.4% 11.86 ± 61% perf-profile.cycles-pp.__do_page_fault.do_page_fault.page_fault 18.62 ± 23% -100.0% 0.01 ±100% perf-profile.cycles-pp.__hrtimer_run_queues.hrtimer_interrupt.local_apic_timer_interrupt.smp_apic_timer_interrupt.apic_timer_interrupt 0.00 ± -1% +Inf% 1.01 ± 9% perf-profile.cycles-pp.__list_del_entry.list_del.free_pcppages_bulk.free_hot_cold_page.free_hot_cold_page_list 14.18 ± 28% -99.9% 0.01 ±110% perf-profile.cycles-pp.__percpu_counter_add.__vm_enough_memory.security_vm_enough_memory_mm.do_brk.sys_brk 15.62 ± 25% -99.8% 0.03 ± 45% perf-profile.cycles-pp.__vm_enough_memory.security_vm_enough_memory_mm.do_brk.sys_brk.entry_SYSCALL_64_fastpath 0.00 ± -1% +Inf% 2.00 ± 19% perf-profile.cycles-pp._cond_resched.unmap_single_vma.unmap_vmas.unmap_region.do_munmap 8.68 ± 54% -99.6% 0.04 ± 29% perf-profile.cycles-pp._raw_spin_lock.free_pcppages_bulk.free_hot_cold_page.free_hot_cold_page_list.release_pages 2.41 ± 36% -99.9% 0.00 ±173% perf-profile.cycles-pp._raw_spin_lock.get_page_from_freelist.__alloc_pages_nodemask.alloc_pages_vma.handle_mm_fault 0.00 ± -1% +Inf% 1.08 ± 65% perf-profile.cycles-pp._raw_spin_lock.handle_mm_fault.__do_page_fault.do_page_fault.page_fault 11.48 ± 32% -100.0% 0.00 ± -1% perf-profile.cycles-pp._raw_spin_lock_irqsave.__percpu_counter_add.__vm_enough_memory.security_vm_enough_memory_mm.do_brk 0.99 ± 34% -99.3% 0.01 ± 70% perf-profile.cycles-pp._raw_spin_lock_irqsave.pagevec_lru_move_fn.__lru_cache_add.lru_cache_add_active_or_unevictable.handle_mm_fault 8.13 ± 26% -100.0% 0.00 ± -1% perf-profile.cycles-pp.apic_timer_interrupt.__alloc_pages_nodemask.alloc_pages_vma.handle_mm_fault.__do_page_fault 2.87 ± 29% -100.0% 0.00 ± -1% perf-profile.cycles-pp.apic_timer_interrupt.__percpu_counter_add.__vm_enough_memory.security_vm_enough_memory_mm.do_brk 1.11 ± 30% -100.0% 0.00 ± -1% perf-profile.cycles-pp.apic_timer_interrupt.do_page_fault.page_fault 1.17 ± 5% -99.6% 0.01 ±100% perf-profile.cycles-pp.apic_timer_interrupt.free_hot_cold_page_list.release_pages.free_pages_and_swap_cache.tlb_flush_mmu_free 2.13 ± 26% -100.0% 0.00 ± -1% perf-profile.cycles-pp.apic_timer_interrupt.pagevec_lru_move_fn.__lru_cache_add.lru_cache_add_active_or_unevictable.handle_mm_fault 2.62 ± 24% -100.0% 0.00 ± -1% perf-profile.cycles-pp.apic_timer_interrupt.perf_event_mmap.do_brk.sys_brk.entry_SYSCALL_64_fastpath 2.41 ± 14% -99.6% 0.01 ±-10000% perf-profile.cycles-pp.apic_timer_interrupt.unmap_single_vma.unmap_vmas.unmap_region.do_munmap 0.02 ±127% +27000.0% 6.10 ± 58% perf-profile.cycles-pp.clear_page_c_e.__alloc_pages_nodemask.alloc_pages_vma.handle_mm_fault.__do_page_fault 33.43 ± 15% -89.8% 3.41 ± 65% perf-profile.cycles-pp.do_brk.sys_brk.entry_SYSCALL_64_fastpath 22.17 ± 26% +265.1% 80.92 ± 13% perf-profile.cycles-pp.do_munmap.sys_brk.entry_SYSCALL_64_fastpath 29.94 ± 13% -60.2% 11.91 ± 60% perf-profile.cycles-pp.do_page_fault.page_fault 63.35 ± 3% +34.3% 85.06 ± 10% perf-profile.cycles-pp.entry_SYSCALL_64_fastpath 0.00 ± -1% +Inf% 0.92 ± 16% perf-profile.cycles-pp.free_pages_prepare.free_hot_cold_page.free_hot_cold_page_list.release_pages.free_pages_and_swap_cache 0.00 ± -1% +Inf% 10.19 ± 22% perf-profile.cycles-pp.free_pgd_range.free_pgtables.unmap_region.do_munmap.sys_brk 0.00 ± -1% +Inf% 10.25 ± 22% perf-profile.cycles-pp.free_pgtables.unmap_region.do_munmap.sys_brk.entry_SYSCALL_64_fastpath 24.26 ± 13% -52.7% 11.46 ± 61% perf-profile.cycles-pp.handle_mm_fault.__do_page_fault.do_page_fault.page_fault 8.75 ± 26% -100.0% 0.00 ± -1% perf-profile.cycles-pp.hrtimer_interrupt.local_apic_timer_interrupt.smp_apic_timer_interrupt.apic_timer_interrupt.__alloc_pages_nodemask 2.81 ± 29% -100.0% 0.00 ± -1% perf-profile.cycles-pp.hrtimer_interrupt.local_apic_timer_interrupt.smp_apic_timer_interrupt.apic_timer_interrupt.__percpu_counter_add 1.10 ± 30% -100.0% 0.00 ± -1% perf-profile.cycles-pp.hrtimer_interrupt.local_apic_timer_interrupt.smp_apic_timer_interrupt.apic_timer_interrupt.do_page_fault 1.10 ± 5% -99.5% 0.01 ±100% perf-profile.cycles-pp.hrtimer_interrupt.local_apic_timer_interrupt.smp_apic_timer_interrupt.apic_timer_interrupt.free_hot_cold_page_list 2.12 ± 26% -100.0% 0.00 ± -1% perf-profile.cycles-pp.hrtimer_interrupt.local_apic_timer_interrupt.smp_apic_timer_interrupt.apic_timer_interrupt.pagevec_lru_move_fn 2.58 ± 24% -100.0% 0.00 ± -1% perf-profile.cycles-pp.hrtimer_interrupt.local_apic_timer_interrupt.smp_apic_timer_interrupt.apic_timer_interrupt.perf_event_mmap 2.34 ± 15% -100.0% 0.00 ± -1% perf-profile.cycles-pp.hrtimer_interrupt.local_apic_timer_interrupt.smp_apic_timer_interrupt.apic_timer_interrupt.unmap_single_vma 1.44 ± 30% -100.0% 0.00 ± -1% perf-profile.cycles-pp.ktime_get.clockevents_program_event.tick_program_event.hrtimer_interrupt.local_apic_timer_interrupt 4.88 ± 28% -100.0% 0.00 ± -1% perf-profile.cycles-pp.ktime_get.sched_clock_tick.scheduler_tick.update_process_times.tick_sched_handle 7.50 ± 26% -100.0% 0.00 ± -1% perf-profile.cycles-pp.ktime_get.tick_sched_timer.__hrtimer_run_queues.hrtimer_interrupt.local_apic_timer_interrupt 1.07 ± 46% -100.0% 0.00 ± -1% perf-profile.cycles-pp.ktime_get_update_offsets_now.hrtimer_interrupt.local_apic_timer_interrupt.smp_apic_timer_interrupt.apic_timer_interrupt 0.00 ± -1% +Inf% 1.39 ± 14% perf-profile.cycles-pp.list_del.free_pcppages_bulk.free_hot_cold_page.free_hot_cold_page_list.release_pages 0.74 ± 25% -100.0% 0.00 ± -1% perf-profile.cycles-pp.local_apic_timer_interrupt.smp_apic_timer_interrupt.apic_timer_interrupt.__alloc_pages_nodemask.alloc_pages_current 7.98 ± 26% -100.0% 0.00 ± -1% perf-profile.cycles-pp.local_apic_timer_interrupt.smp_apic_timer_interrupt.apic_timer_interrupt.__alloc_pages_nodemask.alloc_pages_vma 2.81 ± 29% -100.0% 0.00 ± -1% perf-profile.cycles-pp.local_apic_timer_interrupt.smp_apic_timer_interrupt.apic_timer_interrupt.__percpu_counter_add.__vm_enough_memory 1.10 ± 30% -100.0% 0.00 ± -1% perf-profile.cycles-pp.local_apic_timer_interrupt.smp_apic_timer_interrupt.apic_timer_interrupt.do_page_fault.page_fault 1.11 ± 5% -99.5% 0.01 ±100% perf-profile.cycles-pp.local_apic_timer_interrupt.smp_apic_timer_interrupt.apic_timer_interrupt.free_hot_cold_page_list.release_pages 2.09 ± 26% -100.0% 0.00 ± -1% perf-profile.cycles-pp.local_apic_timer_interrupt.smp_apic_timer_interrupt.apic_timer_interrupt.pagevec_lru_move_fn.__lru_cache_add 2.58 ± 24% -100.0% 0.00 ± -1% perf-profile.cycles-pp.local_apic_timer_interrupt.smp_apic_timer_interrupt.apic_timer_interrupt.perf_event_mmap.do_brk 2.34 ± 15% -100.0% 0.00 ± -1% perf-profile.cycles-pp.local_apic_timer_interrupt.smp_apic_timer_interrupt.apic_timer_interrupt.unmap_single_vma.unmap_vmas 0.00 ± -1% +Inf% 0.65 ± 61% perf-profile.cycles-pp.mem_cgroup_try_charge.handle_mm_fault.__do_page_fault.do_page_fault.page_fault 0.00 ± -1% +Inf% 0.73 ± 59% perf-profile.cycles-pp.native_irq_return_iret 13.20 ± 24% -100.0% 0.00 ± -1% perf-profile.cycles-pp.native_queued_spin_lock_slowpath._raw_spin_lock.free_pcppages_bulk.free_hot_cold_page.free_hot_cold_page_list 3.95 ± 5% -100.0% 0.00 ± -1% perf-profile.cycles-pp.native_queued_spin_lock_slowpath._raw_spin_lock.get_page_from_freelist.__alloc_pages_nodemask.alloc_pages_vma 17.57 ± 12% -100.0% 0.00 ± -1% perf-profile.cycles-pp.native_queued_spin_lock_slowpath._raw_spin_lock_irqsave.__percpu_counter_add.__vm_enough_memory.security_vm_enough_memory_mm 1.48 ± 9% -100.0% 0.00 ± -1% perf-profile.cycles-pp.native_queued_spin_lock_slowpath._raw_spin_lock_irqsave.pagevec_lru_move_fn.__lru_cache_add.lru_cache_add_active_or_unevictable 30.13 ± 12% -60.4% 11.94 ± 60% perf-profile.cycles-pp.page_fault 0.00 ± -1% +Inf% 2.19 ± 17% perf-profile.cycles-pp.page_remove_rmap.unmap_page_range.unmap_single_vma.unmap_vmas.unmap_region 0.02 ±-5000% +9550.0% 1.93 ± 62% perf-profile.cycles-pp.perf_event_aux.perf_event_mmap.do_brk.sys_brk.entry_SYSCALL_64_fastpath 0.04 ± 73% +5170.6% 2.24 ± 63% perf-profile.cycles-pp.perf_event_mmap.do_brk.sys_brk.entry_SYSCALL_64_fastpath 2.06 ± 21% -100.0% 0.00 ± -1% perf-profile.cycles-pp.read_hpet.ktime_get.clockevents_program_event.tick_program_event.hrtimer_interrupt 7.23 ± 23% -100.0% 0.00 ± -1% perf-profile.cycles-pp.read_hpet.ktime_get.sched_clock_tick.scheduler_tick.update_process_times 11.48 ± 25% -100.0% 0.00 ± -1% perf-profile.cycles-pp.read_hpet.ktime_get.tick_sched_timer.__hrtimer_run_queues.hrtimer_interrupt 10.70 ± 27% -100.0% 0.00 ± -1% perf-profile.cycles-pp.read_hpet.ktime_get_update_offsets_now.hrtimer_interrupt.local_apic_timer_interrupt.smp_apic_timer_interrupt 1.02 ± 55% -100.0% 0.00 ± -1% perf-profile.cycles-pp.scheduler_tick.update_process_times.tick_sched_handle.tick_sched_timer.__hrtimer_run_queues 17.45 ± 20% -98.3% 0.30 ± 59% perf-profile.cycles-pp.security_vm_enough_memory_mm.do_brk.sys_brk.entry_SYSCALL_64_fastpath 8.09 ± 26% -100.0% 0.00 ± -1% perf-profile.cycles-pp.smp_apic_timer_interrupt.apic_timer_interrupt.__alloc_pages_nodemask.alloc_pages_vma.handle_mm_fault 2.85 ± 29% -100.0% 0.00 ± -1% perf-profile.cycles-pp.smp_apic_timer_interrupt.apic_timer_interrupt.__percpu_counter_add.__vm_enough_memory.security_vm_enough_memory_mm 1.11 ± 29% -100.0% 0.00 ± -1% perf-profile.cycles-pp.smp_apic_timer_interrupt.apic_timer_interrupt.do_page_fault.page_fault 1.16 ± 4% -99.6% 0.01 ±100% perf-profile.cycles-pp.smp_apic_timer_interrupt.apic_timer_interrupt.free_hot_cold_page_list.release_pages.free_pages_and_swap_cache 2.12 ± 26% -100.0% 0.00 ± -1% perf-profile.cycles-pp.smp_apic_timer_interrupt.apic_timer_interrupt.pagevec_lru_move_fn.__lru_cache_add.lru_cache_add_active_or_unevictable 2.62 ± 24% -100.0% 0.00 ± -1% perf-profile.cycles-pp.smp_apic_timer_interrupt.apic_timer_interrupt.perf_event_mmap.do_brk.sys_brk 2.40 ± 14% -99.6% 0.01 ±-10000% perf-profile.cycles-pp.smp_apic_timer_interrupt.apic_timer_interrupt.unmap_single_vma.unmap_vmas.unmap_region 62.91 ± 3% +34.7% 84.73 ± 10% perf-profile.cycles-pp.sys_brk.entry_SYSCALL_64_fastpath 2.01 ± 56% -100.0% 0.00 ± -1% perf-profile.cycles-pp.tick_sched_handle.isra.17.tick_sched_timer.__hrtimer_run_queues.hrtimer_interrupt.local_apic_timer_interrupt 17.39 ± 24% -100.0% 0.00 ± -1% perf-profile.cycles-pp.tick_sched_timer.__hrtimer_run_queues.hrtimer_interrupt.local_apic_timer_interrupt.smp_apic_timer_interrupt 0.01 ±-10000% +4.6e+05% 45.80 ± 14% perf-profile.cycles-pp.unmap_page_range.unmap_single_vma.unmap_vmas.unmap_region.do_munmap 22.09 ± 26% +265.6% 80.76 ± 13% perf-profile.cycles-pp.unmap_region.do_munmap.sys_brk.entry_SYSCALL_64_fastpath 0.04 ± 82% +1.5e+05% 51.84 ± 15% perf-profile.cycles-pp.unmap_single_vma.unmap_vmas.unmap_region.do_munmap.sys_brk 0.04 ± 82% +1.5e+05% 51.86 ± 15% perf-profile.cycles-pp.unmap_vmas.unmap_region.do_munmap.sys_brk.entry_SYSCALL_64_fastpath 1.91 ± 56% -100.0% 0.00 ± -1% perf-profile.cycles-pp.update_process_times.tick_sched_handle.tick_sched_timer.__hrtimer_run_queues.hrtimer_interrupt 0.00 ± -1% +Inf% 0.54 ± 66% perf-profile.cycles-pp.vma_merge.do_brk.sys_brk.entry_SYSCALL_64_fastpath ========================================================================================= compiler/cpufreq_governor/disk/filesize/fs/iterations/kconfig/nr_directories/nr_files_per_directory/nr_threads/rootfs/sync_method/tbox_group/test_size/testcase: gcc-4.9/performance/1HDD/9B/f2fs/1x/x86_64-rhel/16d/256fpd/32t/debian-x86_64-2015-02-07.cgz/fsyncBeforeClose/nhm4/400M/fsmark commit: 8025943c32f5de29b3fd548e917e24424297ca73 0aefb957de5f2a1d9467126114146b6c793cf180 8025943c32f5de29 0aefb957de5f2a1d9467126114 ---------------- -------------------------- %stddev %change %stddev \ | \ 4027079 ± 10% +109.1% 8418766 ± 3% fsmark.app_overhead 1355 ± 0% +26.7% 1716 ± 0% fsmark.files_per_sec 76.33 ± 0% -21.0% 60.28 ± 0% fsmark.time.elapsed_time 76.33 ± 0% -21.0% 60.28 ± 0% fsmark.time.elapsed_time.max 1896890 ± 0% -1.1% 1875796 ± 0% fsmark.time.file_system_outputs 21424 ± 1% -9.8% 19326 ± 0% fsmark.time.involuntary_context_switches 36.00 ± 0% -80.6% 7.00 ± 0% fsmark.time.percent_of_cpu_this_job_got 27.05 ± 0% -85.3% 3.97 ± 0% fsmark.time.system_time 975566 ± 0% -76.9% 225370 ± 0% fsmark.time.voluntary_context_switches 52132 ± 6% -30.4% 36260 ± 4% meminfo.DirectMap4k 519.97 ± 0% -87.0% 67.41 ±130% uptime.idle 51034 ± 0% -83.4% 8476 ± 0% proc-vmstat.pgactivate 107205 ± 0% -15.7% 90362 ± 0% proc-vmstat.pgfault 93793 ± 1% -12.6% 81987 ± 3% proc-vmstat.pgfree 17409 ± 0% +176.1% 48062 ± 0% softirqs.BLOCK 22860 ± 2% -80.8% 4380 ± 4% softirqs.RCU 21946 ± 1% -100.0% 0.00 ± -1% softirqs.SCHED 4.71 ± 0% +122.6% 10.48 ± 0% turbostat.%Busy 146.25 ± 0% +138.8% 349.25 ± 0% turbostat.Avg_MHz 62.05 ± 0% +44.3% 89.52 ± 0% turbostat.CPU%c1 21.54 ± 0% -100.0% 0.00 ± -1% turbostat.CPU%c3 11.71 ± 1% -100.0% 0.00 ± -1% turbostat.CPU%c6 6857 ± 0% +23.5% 8467 ± 0% vmstat.io.bo 605.00 ± 1% -64.6% 214.00 ± 1% vmstat.memory.buff 9.25 ± 8% -40.5% 5.50 ± 9% vmstat.procs.b 25176 ± 1% -67.8% 8100 ± 0% vmstat.system.cs 1315 ± 1% +39.3% 1831 ± 0% vmstat.system.in 76.33 ± 0% -21.0% 60.28 ± 0% time.elapsed_time 76.33 ± 0% -21.0% 60.28 ± 0% time.elapsed_time.max 36.00 ± 0% -80.6% 7.00 ± 0% time.percent_of_cpu_this_job_got 27.05 ± 0% -85.3% 3.97 ± 0% time.system_time 0.89 ± 4% -42.7% 0.51 ± 1% time.user_time 975566 ± 0% -76.9% 225370 ± 0% time.voluntary_context_switches 2.28e+08 ± 0% -88.1% 27227040 ± 0% cpuidle.C1-NHM.time 334829 ± 1% -84.8% 50823 ± 0% cpuidle.C1-NHM.usage 38611787 ± 1% -90.3% 3750457 ± 1% cpuidle.C1E-NHM.time 122293 ± 1% -96.4% 4383 ± 2% cpuidle.C1E-NHM.usage 1.793e+08 ± 1% -94.7% 9496358 ± 1% cpuidle.C3-NHM.time 259062 ± 0% -97.2% 7144 ± 2% cpuidle.C3-NHM.usage 1.448e+08 ± 2% -90.1% 14263960 ± 1% cpuidle.C6-NHM.time 127979 ± 1% -98.8% 1498 ± 2% cpuidle.C6-NHM.usage 2033 ± 8% -67.7% 656.50 ± 12% cpuidle.POLL.time 191.00 ± 4% -63.6% 69.50 ± 15% cpuidle.POLL.usage 942.50 ± 16% +848.0% 8934 ± 12% latency_stats.avg.call_rwsem_down_read_failed.f2fs_create.[f2fs].vfs_create.path_openat.do_filp_open.do_sys_open.SyS_open.entry_SYSCALL_64_fastpath 1549 ± 9% +1421.1% 23570 ± 4% latency_stats.avg.f2fs_write_data_pages.[f2fs].do_writepages.__filemap_fdatawrite_range.filemap_write_and_wait_range.f2fs_sync_file.[f2fs].vfs_fsync_range.do_fsync.SyS_fsync.entry_SYSCALL_64_fastpath 78.50 ±173% +20853.2% 16448 ± 17% latency_stats.avg.wait_on_page_bit.f2fs_wait_on_page_writeback.[f2fs].f2fs_wait_on_page_writeback.[f2fs].update_inode.[f2fs].update_inode_page.[f2fs].f2fs_write_end.[f2fs].generic_perform_write.__generic_file_write_iter.generic_file_write_iter.f2fs_file_write_iter.[f2fs].__vfs_write.vfs_write 55103 ± 0% -99.9% 33.25 ± 31% latency_stats.hits.call_rwsem_down_read_failed.get_node_info.[f2fs].alloc_nid.[f2fs].f2fs_new_inode.[f2fs].f2fs_create.[f2fs].vfs_create.path_openat.do_filp_open.do_sys_open.SyS_open.entry_SYSCALL_64_fastpath 67547 ± 1% -100.0% 23.00 ± 44% latency_stats.hits.call_rwsem_down_read_failed.get_node_info.[f2fs].new_node_page.[f2fs].new_inode_page.[f2fs].init_inode_metadata.[f2fs].__f2fs_add_link.[f2fs].f2fs_create.[f2fs].vfs_create.path_openat.do_filp_open.do_sys_open.SyS_open 76671 ± 0% -100.0% 27.00 ± 37% latency_stats.hits.call_rwsem_down_read_failed.get_node_info.[f2fs].read_node_page.[f2fs].get_node_page.[f2fs].f2fs_write_begin.[f2fs].generic_perform_write.__generic_file_write_iter.generic_file_write_iter.f2fs_file_write_iter.[f2fs].__vfs_write.vfs_write.SyS_write 109802 ± 0% -100.0% 43.75 ± 43% latency_stats.hits.call_rwsem_down_read_failed.get_node_info.[f2fs].read_node_page.[f2fs].get_node_page.[f2fs].get_dnode_of_data.[f2fs].f2fs_reserve_block.[f2fs].get_new_data_page.[f2fs].__f2fs_add_link.[f2fs].f2fs_create.[f2fs].vfs_create.path_openat.do_filp_open 22906 ± 0% -99.9% 22.75 ± 48% latency_stats.hits.call_rwsem_down_read_failed.get_node_info.[f2fs].read_node_page.[f2fs].get_node_page.[f2fs].get_dnode_of_data.[f2fs].f2fs_write_inline_data.[f2fs].f2fs_write_data_page.[f2fs].__f2fs_writepage.[f2fs].f2fs_write_cache_pages.[f2fs].f2fs_write_data_pages.[f2fs].do_writepages.__filemap_fdatawrite_range 28676 ± 0% -100.0% 12.75 ± 33% latency_stats.hits.call_rwsem_down_read_failed.get_node_info.[f2fs].read_node_page.[f2fs].get_node_page.[f2fs].get_dnode_of_data.[f2fs].get_read_data_page.[f2fs].find_data_page.[f2fs].f2fs_find_entry.[f2fs].f2fs_lookup.[f2fs].lookup_real.path_openat.do_filp_open 61445 ± 0% -100.0% 23.00 ± 38% latency_stats.hits.call_rwsem_down_read_failed.get_node_info.[f2fs].read_node_page.[f2fs].get_node_page.[f2fs].update_inode_page.[f2fs].f2fs_write_end.[f2fs].generic_perform_write.__generic_file_write_iter.generic_file_write_iter.f2fs_file_write_iter.[f2fs].__vfs_write.vfs_write 16009 ± 0% -99.9% 9.75 ± 73% latency_stats.hits.call_rwsem_down_read_failed.is_checkpointed_node.[f2fs].f2fs_sync_file.[f2fs].vfs_fsync_range.do_fsync.SyS_fsync.entry_SYSCALL_64_fastpath 10285 ± 0% -99.9% 7.75 ± 60% latency_stats.hits.call_rwsem_down_read_failed.need_dentry_mark.[f2fs].sync_node_pages.[f2fs].f2fs_sync_file.[f2fs].vfs_fsync_range.do_fsync.SyS_fsync.entry_SYSCALL_64_fastpath 38496 ± 0% -100.0% 11.25 ± 45% latency_stats.hits.call_rwsem_down_read_failed.need_inode_block_update.[f2fs].f2fs_sync_file.[f2fs].vfs_fsync_range.do_fsync.SyS_fsync.entry_SYSCALL_64_fastpath 66377 ± 0% -100.0% 26.75 ± 35% latency_stats.hits.call_rwsem_down_write_failed.get_node_info.[f2fs].alloc_nid.[f2fs].f2fs_new_inode.[f2fs].f2fs_create.[f2fs].vfs_create.path_openat.do_filp_open.do_sys_open.SyS_open.entry_SYSCALL_64_fastpath 42333 ± 0% -99.9% 27.25 ± 35% latency_stats.hits.call_rwsem_down_write_failed.set_node_addr.[f2fs].f2fs_write_node_page.[f2fs].sync_node_pages.[f2fs].f2fs_sync_file.[f2fs].vfs_fsync_range.do_fsync.SyS_fsync.entry_SYSCALL_64_fastpath 66623 ± 0% -99.9% 34.25 ± 32% latency_stats.hits.call_rwsem_down_write_failed.set_node_addr.[f2fs].new_node_page.[f2fs].new_inode_page.[f2fs].init_inode_metadata.[f2fs].__f2fs_add_link.[f2fs].f2fs_create.[f2fs].vfs_create.path_openat.do_filp_open.do_sys_open.SyS_open 64133 ± 0% -92.0% 5141 ± 2% latency_stats.hits.f2fs_write_data_pages.[f2fs].do_writepages.__filemap_fdatawrite_range.filemap_write_and_wait_range.f2fs_sync_file.[f2fs].vfs_fsync_range.do_fsync.SyS_fsync.entry_SYSCALL_64_fastpath 8423 ± 3% +474.7% 48412 ± 2% latency_stats.hits.pipe_wait.pipe_read.__vfs_read.vfs_read.SyS_read.entry_SYSCALL_64_fastpath 892908 ± 41% -72.7% 243382 ± 23% latency_stats.max.f2fs_sync_fs.[f2fs].f2fs_sync_file.[f2fs].vfs_fsync_range.do_fsync.SyS_fsync.entry_SYSCALL_64_fastpath 78.50 ±173% +28207.6% 22221 ± 13% latency_stats.max.wait_on_page_bit.f2fs_wait_on_page_writeback.[f2fs].f2fs_wait_on_page_writeback.[f2fs].update_inode.[f2fs].update_inode_page.[f2fs].f2fs_write_end.[f2fs].generic_perform_write.__generic_file_write_iter.generic_file_write_iter.f2fs_file_write_iter.[f2fs].__vfs_write.vfs_write 500239 ± 6% -90.9% 45738 ± 34% latency_stats.sum.alloc_nid.[f2fs].f2fs_new_inode.[f2fs].f2fs_create.[f2fs].vfs_create.path_openat.do_filp_open.do_sys_open.SyS_open.entry_SYSCALL_64_fastpath 31619 ± 6% -100.0% 0.00 ± -1% latency_stats.sum.call_rwsem_down_read_failed.add_free_nid.[f2fs].build_free_nids.[f2fs].alloc_nid.[f2fs].f2fs_new_inode.[f2fs].f2fs_create.[f2fs].vfs_create.path_openat.do_filp_open.do_sys_open.SyS_open.entry_SYSCALL_64_fastpath 1668876 ± 3% +1100.0% 20026914 ± 11% latency_stats.sum.call_rwsem_down_read_failed.f2fs_create.[f2fs].vfs_create.path_openat.do_filp_open.do_sys_open.SyS_open.entry_SYSCALL_64_fastpath 50641 ± 56% +712.2% 411336 ± 61% latency_stats.sum.call_rwsem_down_read_failed.f2fs_mkdir.[f2fs].vfs_mkdir.SyS_mkdir.entry_SYSCALL_64_fastpath 336517 ± 2% -90.3% 32791 ± 20% latency_stats.sum.call_rwsem_down_read_failed.f2fs_wait_on_page_writeback.[f2fs].f2fs_wait_on_page_writeback.[f2fs].wait_on_node_pages_writeback.[f2fs].f2fs_sync_file.[f2fs].vfs_fsync_range.do_fsync.SyS_fsync.entry_SYSCALL_64_fastpath 11699569 ± 0% -100.0% 1299 ± 46% latency_stats.sum.call_rwsem_down_read_failed.get_node_info.[f2fs].alloc_nid.[f2fs].f2fs_new_inode.[f2fs].f2fs_create.[f2fs].vfs_create.path_openat.do_filp_open.do_sys_open.SyS_open.entry_SYSCALL_64_fastpath 48341 ± 1% -100.0% 0.00 ± -1% latency_stats.sum.call_rwsem_down_read_failed.get_node_info.[f2fs].alloc_nid.[f2fs].f2fs_new_inode.[f2fs].f2fs_mkdir.[f2fs].vfs_mkdir.SyS_mkdir.entry_SYSCALL_64_fastpath 942937 ± 0% -100.0% 151.25 ±112% latency_stats.sum.call_rwsem_down_read_failed.get_node_info.[f2fs].f2fs_write_node_page.[f2fs].sync_node_pages.[f2fs].f2fs_sync_file.[f2fs].vfs_fsync_range.do_fsync.SyS_fsync.entry_SYSCALL_64_fastpath 14463821 ± 1% -100.0% 703.75 ± 84% latency_stats.sum.call_rwsem_down_read_failed.get_node_info.[f2fs].new_node_page.[f2fs].new_inode_page.[f2fs].init_inode_metadata.[f2fs].__f2fs_add_link.[f2fs].f2fs_create.[f2fs].vfs_create.path_openat.do_filp_open.do_sys_open.SyS_open 63549 ± 6% -100.0% 0.00 ± -1% latency_stats.sum.call_rwsem_down_read_failed.get_node_info.[f2fs].new_node_page.[f2fs].new_inode_page.[f2fs].init_inode_metadata.[f2fs].__f2fs_add_link.[f2fs].f2fs_mkdir.[f2fs].vfs_mkdir.SyS_mkdir.entry_SYSCALL_64_fastpath 13106613 ± 0% -100.0% 791.50 ± 71% latency_stats.sum.call_rwsem_down_read_failed.get_node_info.[f2fs].read_node_page.[f2fs].get_node_page.[f2fs].f2fs_write_begin.[f2fs].generic_perform_write.__generic_file_write_iter.generic_file_write_iter.f2fs_file_write_iter.[f2fs].__vfs_write.vfs_write.SyS_write 33684 ± 7% -100.0% 0.00 ± -1% latency_stats.sum.call_rwsem_down_read_failed.get_node_info.[f2fs].read_node_page.[f2fs].get_node_page.[f2fs].get_dnode_of_data.[f2fs].do_write_data_page.[f2fs].f2fs_write_data_page.[f2fs].__f2fs_writepage.[f2fs].f2fs_write_cache_pages.[f2fs].f2fs_write_data_pages.[f2fs].do_writepages.__filemap_fdatawrite_range 28833316 ± 0% -100.0% 1671 ± 88% latency_stats.sum.call_rwsem_down_read_failed.get_node_info.[f2fs].read_node_page.[f2fs].get_node_page.[f2fs].get_dnode_of_data.[f2fs].f2fs_reserve_block.[f2fs].get_new_data_page.[f2fs].__f2fs_add_link.[f2fs].f2fs_create.[f2fs].vfs_create.path_openat.do_filp_open 80281 ± 7% -100.0% 0.00 ± -1% latency_stats.sum.call_rwsem_down_read_failed.get_node_info.[f2fs].read_node_page.[f2fs].get_node_page.[f2fs].get_dnode_of_data.[f2fs].f2fs_reserve_block.[f2fs].get_new_data_page.[f2fs].__f2fs_add_link.[f2fs].f2fs_mkdir.[f2fs].vfs_mkdir.SyS_mkdir.entry_SYSCALL_64_fastpath 2484259 ± 0% -100.0% 416.25 ± 73% latency_stats.sum.call_rwsem_down_read_failed.get_node_info.[f2fs].read_node_page.[f2fs].get_node_page.[f2fs].get_dnode_of_data.[f2fs].f2fs_write_inline_data.[f2fs].f2fs_write_data_page.[f2fs].__f2fs_writepage.[f2fs].f2fs_write_cache_pages.[f2fs].f2fs_write_data_pages.[f2fs].do_writepages.__filemap_fdatawrite_range 18328 ± 11% -100.0% 0.00 ± -1% latency_stats.sum.call_rwsem_down_read_failed.get_node_info.[f2fs].read_node_page.[f2fs].get_node_page.[f2fs].get_dnode_of_data.[f2fs].get_read_data_page.[f2fs].find_data_page.[f2fs].f2fs_find_entry.[f2fs].f2fs_lookup.[f2fs].lookup_real.__lookup_hash.filename_create 4566294 ± 0% -100.0% 433.00 ± 43% latency_stats.sum.call_rwsem_down_read_failed.get_node_info.[f2fs].read_node_page.[f2fs].get_node_page.[f2fs].get_dnode_of_data.[f2fs].get_read_data_page.[f2fs].find_data_page.[f2fs].f2fs_find_entry.[f2fs].f2fs_lookup.[f2fs].lookup_real.path_openat.do_filp_open 221064 ± 2% -100.0% 26.75 ± 94% latency_stats.sum.call_rwsem_down_read_failed.get_node_info.[f2fs].read_node_page.[f2fs].get_node_page.[f2fs].update_inode_page.[f2fs].__f2fs_add_link.[f2fs].f2fs_create.[f2fs].vfs_create.path_openat.do_filp_open.do_sys_open.SyS_open 60653 ± 7% -100.0% 0.00 ± -1% latency_stats.sum.call_rwsem_down_read_failed.get_node_info.[f2fs].read_node_page.[f2fs].get_node_page.[f2fs].update_inode_page.[f2fs].__f2fs_add_link.[f2fs].f2fs_mkdir.[f2fs].vfs_mkdir.SyS_mkdir.entry_SYSCALL_64_fastpath 8554135 ± 1% -100.0% 581.75 ± 69% latency_stats.sum.call_rwsem_down_read_failed.get_node_info.[f2fs].read_node_page.[f2fs].get_node_page.[f2fs].update_inode_page.[f2fs].f2fs_write_end.[f2fs].generic_perform_write.__generic_file_write_iter.generic_file_write_iter.f2fs_file_write_iter.[f2fs].__vfs_write.vfs_write 21248 ± 8% -100.0% 0.00 ± -1% latency_stats.sum.call_rwsem_down_read_failed.get_node_info.[f2fs].write_data_page.[f2fs].do_write_data_page.[f2fs].f2fs_write_data_page.[f2fs].__f2fs_writepage.[f2fs].f2fs_write_cache_pages.[f2fs].f2fs_write_data_pages.[f2fs].do_writepages.__filemap_fdatawrite_range.filemap_fdatawrite.sync_dirty_dir_inodes.[f2fs] 1753053 ± 0% -100.0% 181.50 ± 94% latency_stats.sum.call_rwsem_down_read_failed.is_checkpointed_node.[f2fs].f2fs_sync_file.[f2fs].vfs_fsync_range.do_fsync.SyS_fsync.entry_SYSCALL_64_fastpath 1259144 ± 0% -100.0% 180.50 ± 89% latency_stats.sum.call_rwsem_down_read_failed.need_dentry_mark.[f2fs].sync_node_pages.[f2fs].f2fs_sync_file.[f2fs].vfs_fsync_range.do_fsync.SyS_fsync.entry_SYSCALL_64_fastpath 3130739 ± 1% -100.0% 210.50 ± 57% latency_stats.sum.call_rwsem_down_read_failed.need_inode_block_update.[f2fs].f2fs_sync_file.[f2fs].vfs_fsync_range.do_fsync.SyS_fsync.entry_SYSCALL_64_fastpath 805.00 ± 69% +1614.6% 13802 ± 76% latency_stats.sum.call_rwsem_down_write_failed.f2fs_init_extent_tree.[f2fs].f2fs_new_inode.[f2fs].f2fs_create.[f2fs].vfs_create.path_openat.do_filp_open.do_sys_open.SyS_open.entry_SYSCALL_64_fastpath 68585 ± 4% -98.3% 1180 ± 10% latency_stats.sum.call_rwsem_down_write_failed.f2fs_submit_merged_bio.[f2fs].sync_node_pages.[f2fs].f2fs_sync_file.[f2fs].vfs_fsync_range.do_fsync.SyS_fsync.entry_SYSCALL_64_fastpath 14609333 ± 1% -100.0% 889.25 ± 70% latency_stats.sum.call_rwsem_down_write_failed.get_node_info.[f2fs].alloc_nid.[f2fs].f2fs_new_inode.[f2fs].f2fs_create.[f2fs].vfs_create.path_openat.do_filp_open.do_sys_open.SyS_open.entry_SYSCALL_64_fastpath 67081 ± 2% -100.0% 0.00 ± -1% latency_stats.sum.call_rwsem_down_write_failed.get_node_info.[f2fs].alloc_nid.[f2fs].f2fs_new_inode.[f2fs].f2fs_mkdir.[f2fs].vfs_mkdir.SyS_mkdir.entry_SYSCALL_64_fastpath 1766106 ± 1% -100.0% 207.00 ± 65% latency_stats.sum.call_rwsem_down_write_failed.set_node_addr.[f2fs].f2fs_write_node_page.[f2fs].sync_node_pages.[f2fs].f2fs_sync_file.[f2fs].vfs_fsync_range.do_fsync.SyS_fsync.entry_SYSCALL_64_fastpath 10660937 ± 0% -100.0% 684.25 ± 83% latency_stats.sum.call_rwsem_down_write_failed.set_node_addr.[f2fs].new_node_page.[f2fs].new_inode_page.[f2fs].init_inode_metadata.[f2fs].__f2fs_add_link.[f2fs].f2fs_create.[f2fs].vfs_create.path_openat.do_filp_open.do_sys_open.SyS_open 46579 ± 6% -100.0% 0.00 ± -1% latency_stats.sum.call_rwsem_down_write_failed.set_node_addr.[f2fs].new_node_page.[f2fs].new_inode_page.[f2fs].init_inode_metadata.[f2fs].__f2fs_add_link.[f2fs].f2fs_mkdir.[f2fs].vfs_mkdir.SyS_mkdir.entry_SYSCALL_64_fastpath 19075347 ± 37% -79.8% 3843968 ± 11% latency_stats.sum.f2fs_sync_fs.[f2fs].f2fs_sync_file.[f2fs].vfs_fsync_range.do_fsync.SyS_fsync.entry_SYSCALL_64_fastpath 78.50 ±173% +75824.2% 59600 ± 9% latency_stats.sum.wait_on_page_bit.f2fs_wait_on_page_writeback.[f2fs].f2fs_wait_on_page_writeback.[f2fs].update_inode.[f2fs].update_inode_page.[f2fs].f2fs_write_end.[f2fs].generic_perform_write.__generic_file_write_iter.generic_file_write_iter.f2fs_file_write_iter.[f2fs].__vfs_write.vfs_write 6580 ± 2% -22.6% 5096 ± 0% slabinfo.Acpi-Operand.active_objs 6580 ± 2% -22.6% 5096 ± 0% slabinfo.Acpi-Operand.num_objs 312.00 ± 0% -75.0% 78.00 ± 0% slabinfo.Acpi-ParseExt.active_objs 312.00 ± 0% -75.0% 78.00 ± 0% slabinfo.Acpi-ParseExt.num_objs 360.00 ± 0% -47.5% 189.00 ± 8% slabinfo.RAW.active_objs 360.00 ± 0% -47.5% 189.00 ± 8% slabinfo.RAW.num_objs 170.00 ± 14% -80.0% 34.00 ± 0% slabinfo.UDP.active_objs 170.00 ± 14% -80.0% 34.00 ± 0% slabinfo.UDP.num_objs 2642 ± 1% -55.0% 1189 ± 1% slabinfo.anon_vma.active_objs 2642 ± 1% -55.0% 1189 ± 1% slabinfo.anon_vma.num_objs 438.00 ± 11% -83.3% 73.00 ± 0% slabinfo.avc_xperms_node.active_objs 438.00 ± 11% -83.3% 73.00 ± 0% slabinfo.avc_xperms_node.num_objs 195.00 ± 14% -80.0% 39.00 ± 0% slabinfo.bdev_cache.active_objs 195.00 ± 14% -80.0% 39.00 ± 0% slabinfo.bdev_cache.num_objs 505.50 ± 4% -65.2% 176.00 ± 0% slabinfo.blkdev_requests.active_objs 505.50 ± 4% -65.2% 176.00 ± 0% slabinfo.blkdev_requests.num_objs 630.75 ± 3% -15.6% 532.25 ± 3% slabinfo.buffer_head.active_objs 799.50 ± 2% -11.0% 711.75 ± 2% slabinfo.buffer_head.num_objs 792.50 ± 0% -87.1% 102.00 ± 0% slabinfo.ext4_extent_status.active_objs 792.50 ± 0% -87.1% 102.00 ± 0% slabinfo.ext4_extent_status.num_objs 270.75 ± 1% -85.6% 39.00 ± 0% slabinfo.file_lock_cache.active_objs 270.75 ± 1% -85.6% 39.00 ± 0% slabinfo.file_lock_cache.num_objs 401.50 ± 9% -65.9% 137.00 ± 0% slabinfo.files_cache.active_objs 401.50 ± 9% -65.9% 137.00 ± 0% slabinfo.files_cache.num_objs 14862 ± 6% -87.4% 1870 ± 0% slabinfo.free_nid.active_objs 14891 ± 6% -87.4% 1870 ± 0% slabinfo.free_nid.num_objs 491.25 ± 1% -23.7% 375.00 ± 0% slabinfo.idr_layer_cache.active_objs 491.25 ± 1% -23.7% 375.00 ± 0% slabinfo.idr_layer_cache.num_objs 952.00 ± 3% -33.5% 633.25 ± 1% slabinfo.kmalloc-1024.active_objs 952.00 ± 3% -32.9% 639.25 ± 0% slabinfo.kmalloc-1024.num_objs 1783 ± 3% -37.2% 1119 ± 0% slabinfo.kmalloc-128.active_objs 1783 ± 3% -37.2% 1119 ± 0% slabinfo.kmalloc-128.num_objs 4900 ± 1% -19.4% 3950 ± 2% slabinfo.kmalloc-16.active_objs 4900 ± 1% -19.4% 3950 ± 2% slabinfo.kmalloc-16.num_objs 3880 ± 2% -40.5% 2310 ± 0% slabinfo.kmalloc-192.active_objs 3880 ± 2% -40.5% 2310 ± 0% slabinfo.kmalloc-192.num_objs 799.25 ± 4% -13.4% 692.50 ± 1% slabinfo.kmalloc-2048.active_objs 821.00 ± 3% -15.7% 692.50 ± 1% slabinfo.kmalloc-2048.num_objs 1854 ± 1% -24.4% 1402 ± 1% slabinfo.kmalloc-256.active_objs 2538 ± 3% -28.5% 1815 ± 8% slabinfo.kmalloc-256.num_objs 6877 ± 3% -40.4% 4096 ± 0% slabinfo.kmalloc-32.active_objs 6877 ± 3% -40.4% 4096 ± 0% slabinfo.kmalloc-32.num_objs 1847 ± 5% -51.5% 895.25 ± 1% slabinfo.kmalloc-512.active_objs 1859 ± 4% -36.8% 1176 ± 4% slabinfo.kmalloc-512.num_objs 6272 ± 8% -34.7% 4096 ± 0% slabinfo.kmalloc-8.active_objs 6272 ± 8% -34.7% 4096 ± 0% slabinfo.kmalloc-8.num_objs 1438 ± 3% -29.9% 1008 ± 0% slabinfo.kmalloc-96.active_objs 1438 ± 3% -29.9% 1008 ± 0% slabinfo.kmalloc-96.num_objs 320.00 ± 14% -60.0% 128.00 ± 0% slabinfo.kmem_cache_node.active_objs 320.00 ± 14% -60.0% 128.00 ± 0% slabinfo.kmem_cache_node.num_objs 377.50 ± 0% -66.6% 126.00 ± 0% slabinfo.mnt_cache.active_objs 377.50 ± 0% -66.6% 126.00 ± 0% slabinfo.mnt_cache.num_objs 1713 ± 5% -39.7% 1033 ± 2% slabinfo.proc_inode_cache.active_objs 1754 ± 5% -32.2% 1189 ± 3% slabinfo.proc_inode_cache.num_objs 1151 ± 1% -12.5% 1007 ± 0% slabinfo.shmem_inode_cache.active_objs 1151 ± 1% -12.5% 1007 ± 0% slabinfo.shmem_inode_cache.num_objs 360.50 ± 1% -29.6% 253.75 ± 0% slabinfo.sighand_cache.active_objs 360.50 ± 1% -29.6% 253.75 ± 0% slabinfo.sighand_cache.num_objs 531.00 ± 8% -43.7% 299.00 ± 0% slabinfo.signal_cache.active_objs 531.00 ± 8% -43.7% 299.00 ± 0% slabinfo.signal_cache.num_objs 200.00 ± 0% -87.5% 25.00 ± 0% slabinfo.sigqueue.active_objs 200.00 ± 0% -87.5% 25.00 ± 0% slabinfo.sigqueue.num_objs 287.50 ± 4% -47.8% 150.00 ± 0% slabinfo.sock_inode_cache.active_objs 287.50 ± 4% -47.8% 150.00 ± 0% slabinfo.sock_inode_cache.num_objs 1989 ± 1% -9.8% 1794 ± 0% slabinfo.trace_event_file.active_objs 1989 ± 1% -9.8% 1794 ± 0% slabinfo.trace_event_file.num_objs 5726 ± 8% -58.5% 2374 ± 2% slabinfo.vm_area_struct.active_objs 5741 ± 8% -58.6% 2376 ± 2% slabinfo.vm_area_struct.num_objs ========================================================================================= compiler/cpufreq_governor/kconfig/rootfs/tbox_group/test/testcase: gcc-4.9/performance/x86_64-rhel/debian-x86_64-2015-02-07.cgz/lkp-sbx04/pread3/will-it-scale commit: 8025943c32f5de29b3fd548e917e24424297ca73 0aefb957de5f2a1d9467126114146b6c793cf180 8025943c32f5de29 0aefb957de5f2a1d9467126114 ---------------- -------------------------- %stddev %change %stddev \ | \ 2729845 ± 1% -75.4% 671463 ± 0% will-it-scale.per_process_ops 2442702 ± 0% -76.6% 571872 ± 0% will-it-scale.per_thread_ops 0.47 ± 1% -96.7% 0.02 ± 0% will-it-scale.scalability 308.70 ± 0% -28.6% 220.33 ± 0% will-it-scale.time.elapsed_time 308.70 ± 0% -28.6% 220.33 ± 0% will-it-scale.time.elapsed_time.max 19174 ± 10% +359.0% 88004 ± 0% will-it-scale.time.involuntary_context_switches 48720 ± 0% -76.8% 11279 ± 0% will-it-scale.time.minor_page_faults 1375 ± 0% -96.5% 48.00 ± 0% will-it-scale.time.percent_of_cpu_this_job_got 3837 ± 0% -97.6% 93.85 ± 0% will-it-scale.time.system_time 407.32 ± 0% -96.7% 13.51 ± 0% will-it-scale.time.user_time 343.77 ± 0% -27.4% 249.62 ± 0% uptime.boot 13414 ± 0% -99.9% 13.94 ± 0% uptime.idle 597038 ± 3% -98.9% 6733 ± 2% softirqs.RCU 241694 ± 0% -100.0% 0.00 ± -1% softirqs.SCHED 4674474 ± 0% -97.5% 118125 ± 0% softirqs.TIMER 646731 ± 0% -12.5% 565617 ± 0% vmstat.memory.cache 27.00 ± 0% +18.5% 32.00 ± 0% vmstat.procs.r 2376 ± 1% +69.3% 4023 ± 0% vmstat.system.cs 29727 ± 0% -96.2% 1141 ± 0% vmstat.system.in 135531 ± 23% -100.0% 0.00 ± -1% latency_stats.avg.expand_files.__alloc_fd.get_unused_fd_flags.do_sys_open.SyS_open.entry_SYSCALL_64_fastpath 135781 ± 23% -100.0% 0.00 ± -1% latency_stats.max.expand_files.__alloc_fd.get_unused_fd_flags.do_sys_open.SyS_open.entry_SYSCALL_64_fastpath 5673 ± 46% +1003.3% 62588 ± 5% latency_stats.sum.ep_poll.SyS_epoll_wait.entry_SYSCALL_64_fastpath 542125 ± 23% -100.0% 0.00 ± -1% latency_stats.sum.expand_files.__alloc_fd.get_unused_fd_flags.do_sys_open.SyS_open.entry_SYSCALL_64_fastpath 633854 ± 41% -100.0% 0.00 ± -1% latency_stats.sum.wait_on_page_bit.__migration_entry_wait.migration_entry_wait.handle_mm_fault.__do_page_fault.do_page_fault.page_fault 1.89 ± 3% -8.1% 1.73 ± 3% perf-profile.cycles.__fget_light.sys_pread64.entry_SYSCALL_64_fastpath 0.10 ± 10% +1190.2% 1.32 ± 7% perf-profile.cycles.__radix_tree_lookup.find_get_entry.find_lock_entry.shmem_getpage_gfp.shmem_file_read_iter 1.36 ± 6% +92.3% 2.62 ± 4% perf-profile.cycles.__radix_tree_lookup.radix_tree_lookup_slot.find_get_entry.find_lock_entry.shmem_getpage_gfp 4.88 ± 2% +47.8% 7.22 ± 1% perf-profile.cycles.find_get_entry.find_lock_entry.shmem_getpage_gfp.shmem_file_read_iter.__vfs_read 9.89 ± 1% +23.0% 12.17 ± 2% perf-profile.cycles.find_lock_entry.shmem_getpage_gfp.shmem_file_read_iter.__vfs_read.vfs_read 1.58 ± 6% +82.9% 2.88 ± 6% perf-profile.cycles.radix_tree_lookup_slot.find_get_entry.find_lock_entry.shmem_getpage_gfp.shmem_file_read_iter 0.96 ± 4% -13.0% 0.84 ± 6% perf-profile.cycles.selinux_file_permission.security_file_permission.rw_verify_area.vfs_read.sys_pread64 15.21 ± 1% +14.4% 17.41 ± 2% perf-profile.cycles.shmem_getpage_gfp.shmem_file_read_iter.__vfs_read.vfs_read.sys_pread64 308.70 ± 0% -28.6% 220.33 ± 0% time.elapsed_time 308.70 ± 0% -28.6% 220.33 ± 0% time.elapsed_time.max 19174 ± 10% +359.0% 88004 ± 0% time.involuntary_context_switches 48720 ± 0% -76.8% 11279 ± 0% time.minor_page_faults 1375 ± 0% -96.5% 48.00 ± 0% time.percent_of_cpu_this_job_got 3837 ± 0% -97.6% 93.85 ± 0% time.system_time 407.32 ± 0% -96.7% 13.51 ± 0% time.user_time 609.00 ± 3% -45.5% 332.00 ± 0% time.voluntary_context_switches 68593 ± 20% +578.4% 465372 ± 0% numa-numastat.node0.local_node 72714 ± 19% +540.0% 465372 ± 0% numa-numastat.node0.numa_hit 4120 ± 0% -100.0% 0.00 ± -1% numa-numastat.node0.other_node 115421 ± 6% -100.0% 0.00 ± -1% numa-numastat.node1.local_node 118512 ± 6% -100.0% 5.25 ± 15% numa-numastat.node1.numa_hit 169708 ± 10% -100.0% 0.00 ± -1% numa-numastat.node2.local_node 170741 ± 9% -100.0% 5.50 ± 9% numa-numastat.node2.numa_hit 437345 ± 3% -100.0% 0.00 ± -1% numa-numastat.node3.local_node 441466 ± 3% -100.0% 6.75 ± 12% numa-numastat.node3.numa_hit 4121 ± 0% -99.8% 6.75 ± 12% numa-numastat.node3.other_node 139447 ± 1% -9.0% 126896 ± 0% meminfo.Active 38756 ± 3% -29.3% 27402 ± 1% meminfo.Active(anon) 5811 ± 17% -30.2% 4055 ± 0% meminfo.AnonHugePages 28305 ± 4% -7.2% 26260 ± 1% meminfo.AnonPages 6076928 ± 0% -28.6% 4338176 ± 10% meminfo.DirectMap2M 136796 ± 14% -70.4% 40540 ± 4% meminfo.DirectMap4k 14553 ± 0% -12.6% 12719 ± 0% meminfo.KernelStack 53280 ± 0% -27.1% 38868 ± 0% meminfo.SReclaimable 103204 ± 0% -54.9% 46582 ± 0% meminfo.SUnreclaim 21239 ± 0% -47.4% 11165 ± 0% meminfo.Shmem 156486 ± 0% -45.4% 85450 ± 0% meminfo.Slab 43.08 ± 0% +131.6% 99.79 ± 0% turbostat.%Busy 1247 ± 0% +131.5% 2887 ± 0% turbostat.Avg_MHz 21.90 ± 0% -99.1% 0.21 ± 11% turbostat.CPU%c1 0.05 ± 45% -100.0% 0.00 ± -1% turbostat.CPU%c3 34.96 ± 0% -100.0% 0.00 ± -1% turbostat.CPU%c7 221.81 ± 0% -82.7% 38.45 ± 0% turbostat.CorWatt 71.25 ± 0% -29.1% 50.50 ± 1% turbostat.CoreTmp 28.42 ± 1% -100.0% 0.00 ± -1% turbostat.Pkg%pc2 0.12 ± 18% -100.0% 0.00 ± -1% turbostat.Pkg%pc6 71.50 ± 0% -29.4% 50.50 ± 1% turbostat.PkgTmp 276.79 ± 0% -81.2% 52.15 ± 0% turbostat.PkgWatt 33245984 ± 38% -100.0% 0.00 ± 0% cpuidle.C1-SNB.time 99348 ± 9% -100.0% 0.00 ± 0% cpuidle.C1-SNB.usage 20275044 ± 24% -100.0% 237.00 ±173% cpuidle.C1E-SNB.time 3278 ± 23% -100.0% 0.25 ±173% cpuidle.C1E-SNB.usage 525630 ± 27% -100.0% 0.00 ± 0% cpuidle.C3-SNB.time 336.75 ± 16% -100.0% 0.00 ± 0% cpuidle.C3-SNB.usage 13379 ± 58% -96.0% 533.25 ±173% cpuidle.C6-SNB.time 30.75 ± 39% -99.2% 0.25 ±173% cpuidle.C6-SNB.usage 1.123e+10 ± 0% -100.0% 449847 ± 10% cpuidle.C7-SNB.time 314007 ± 1% -100.0% 12.25 ± 15% cpuidle.C7-SNB.usage 25173571 ± 14% -99.8% 55758 ± 93% cpuidle.POLL.time 844.25 ± 16% -99.9% 1.00 ± 70% cpuidle.POLL.usage 9685 ± 3% -29.2% 6858 ± 1% proc-vmstat.nr_active_anon 166.75 ± 3% -56.7% 72.25 ± 1% proc-vmstat.nr_dirtied 909.25 ± 0% -12.6% 794.50 ± 0% proc-vmstat.nr_kernel_stack 5309 ± 0% -47.4% 2791 ± 0% proc-vmstat.nr_shmem 13319 ± 0% -27.1% 9716 ± 0% proc-vmstat.nr_slab_reclaimable 25800 ± 0% -54.9% 11645 ± 0% proc-vmstat.nr_slab_unreclaimable 169.25 ± 1% -43.4% 95.75 ± 1% proc-vmstat.nr_written 7589 ± 1% -96.4% 273.00 ± 0% proc-vmstat.numa_hint_faults 6404 ± 1% -95.7% 273.00 ± 0% proc-vmstat.numa_hint_faults_local 799545 ± 0% -42.3% 461637 ± 0% proc-vmstat.numa_hit 788638 ± 0% -41.5% 461620 ± 0% proc-vmstat.numa_local 10907 ± 11% -99.8% 17.50 ± 6% proc-vmstat.numa_other 24713 ± 0% -96.5% 867.00 ± 0% proc-vmstat.numa_pte_updates 5531 ± 0% -65.9% 1884 ± 2% proc-vmstat.pgactivate 19003 ± 15% +392.3% 93557 ± 0% proc-vmstat.pgalloc_dma32 814564 ± 0% -52.2% 389240 ± 0% proc-vmstat.pgalloc_normal 875402 ± 0% -38.4% 539508 ± 0% proc-vmstat.pgfault 831290 ± 0% -42.1% 481073 ± 0% proc-vmstat.pgfree 31759 ± 11% +62.6% 51626 ± 3% numa-meminfo.node0.Active 5751 ± 70% +376.8% 27420 ± 1% numa-meminfo.node0.Active(anon) 5825 ± 69% +351.7% 26310 ± 1% numa-meminfo.node0.AnonPages 93660 ± 4% +10.5% 103482 ± 1% numa-meminfo.node0.Inactive 2403 ±147% +316.6% 10013 ± 0% numa-meminfo.node0.Inactive(anon) 7131 ± 2% +24.3% 8865 ± 0% numa-meminfo.node0.KernelStack 5105 ± 50% +89.1% 9656 ± 0% numa-meminfo.node0.Mapped 770.00 ± 20% +430.2% 4082 ± 0% numa-meminfo.node0.PageTables 13064 ± 4% +38.3% 18074 ± 3% numa-meminfo.node0.SReclaimable 26763 ± 6% -16.5% 22336 ± 1% numa-meminfo.node0.SUnreclaim 2502 ±141% +344.9% 11134 ± 0% numa-meminfo.node0.Shmem 34698 ± 15% -27.1% 25293 ± 3% numa-meminfo.node1.Active 10512 ± 56% -100.0% 0.00 ± -1% numa-meminfo.node1.Active(anon) 7935 ± 50% -100.0% 0.00 ± -1% numa-meminfo.node1.AnonPages 2500 ±139% -100.0% 0.00 ± -1% numa-meminfo.node1.Inactive(anon) 2344 ± 4% -45.4% 1280 ± 0% numa-meminfo.node1.KernelStack 289660 ± 21% -42.7% 166011 ± 0% numa-meminfo.node1.MemUsed 975.00 ± 28% -100.0% 0.00 ± -1% numa-meminfo.node1.PageTables 12758 ± 10% -48.5% 6570 ± 10% numa-meminfo.node1.SReclaimable 25154 ± 4% -69.6% 7652 ± 4% numa-meminfo.node1.SUnreclaim 5220 ± 92% -100.0% 0.00 ± -1% numa-meminfo.node1.Shmem 37913 ± 6% -62.5% 14222 ± 6% numa-meminfo.node1.Slab 41206 ± 10% -39.9% 24753 ± 2% numa-meminfo.node2.Active 15316 ± 30% -100.0% 0.00 ± -1% numa-meminfo.node2.Active(anon) 2582 ± 72% -100.0% 0.00 ± -1% numa-meminfo.node2.AnonHugePages 7448 ± 31% -100.0% 0.00 ± -1% numa-meminfo.node2.AnonPages 129976 ± 3% -9.9% 117092 ± 0% numa-meminfo.node2.FilePages 4800 ± 83% -100.0% 0.00 ± -1% numa-meminfo.node2.Inactive(anon) 2403 ± 7% -46.7% 1280 ± 0% numa-meminfo.node2.KernelStack 297365 ± 21% -43.6% 167858 ± 0% numa-meminfo.node2.MemUsed 14695 ± 8% -49.2% 7462 ± 5% numa-meminfo.node2.SReclaimable 24487 ± 6% -64.9% 8590 ± 3% numa-meminfo.node2.SUnreclaim 12786 ± 30% -100.0% 0.00 ± -1% numa-meminfo.node2.Shmem 39183 ± 5% -59.0% 16052 ± 4% numa-meminfo.node2.Slab 31752 ± 6% -20.5% 25231 ± 4% numa-meminfo.node3.Active 7145 ± 10% -100.0% 0.00 ± -1% numa-meminfo.node3.Active(anon) 7101 ± 9% -100.0% 0.00 ± -1% numa-meminfo.node3.AnonPages 2668 ± 2% -52.0% 1280 ± 0% numa-meminfo.node3.KernelStack 226009 ± 0% -26.3% 166525 ± 0% numa-meminfo.node3.MemUsed 1385 ± 5% -100.0% 0.00 ± -1% numa-meminfo.node3.PageTables 12758 ± 9% -47.0% 6756 ± 6% numa-meminfo.node3.SReclaimable 26790 ± 5% -70.2% 7983 ± 3% numa-meminfo.node3.SUnreclaim 718.50 ± 37% -100.0% 0.00 ± -1% numa-meminfo.node3.Shmem 39548 ± 1% -62.7% 14739 ± 4% numa-meminfo.node3.Slab 1436 ± 70% +376.9% 6851 ± 1% numa-vmstat.node0.nr_active_anon 1455 ± 69% +351.5% 6573 ± 1% numa-vmstat.node0.nr_anon_pages 600.50 ±147% +316.9% 2503 ± 0% numa-vmstat.node0.nr_inactive_anon 445.50 ± 2% +24.2% 553.50 ± 0% numa-vmstat.node0.nr_kernel_stack 1275 ± 50% +89.1% 2413 ± 0% numa-vmstat.node0.nr_mapped 192.00 ± 20% +430.3% 1018 ± 0% numa-vmstat.node0.nr_page_table_pages 625.25 ±141% +345.3% 2784 ± 0% numa-vmstat.node0.nr_shmem 3265 ± 4% +38.3% 4517 ± 3% numa-vmstat.node0.nr_slab_reclaimable 6690 ± 6% -16.5% 5583 ± 1% numa-vmstat.node0.nr_slab_unreclaimable 106747 ± 12% +242.0% 365071 ± 0% numa-vmstat.node0.numa_hit 70620 ± 19% +416.9% 365071 ± 0% numa-vmstat.node0.numa_local 36126 ± 0% -100.0% 0.00 ± -1% numa-vmstat.node0.numa_other 2626 ± 56% -100.0% 0.00 ± -1% numa-vmstat.node1.nr_active_anon 1982 ± 50% -100.0% 0.00 ± -1% numa-vmstat.node1.nr_anon_pages 624.75 ±139% -100.0% 0.00 ± -1% numa-vmstat.node1.nr_inactive_anon 146.00 ± 5% -45.2% 80.00 ± 0% numa-vmstat.node1.nr_kernel_stack 243.00 ± 28% -100.0% 0.00 ± -1% numa-vmstat.node1.nr_page_table_pages 1304 ± 92% -100.0% 0.00 ± -1% numa-vmstat.node1.nr_shmem 3189 ± 10% -48.5% 1642 ± 10% numa-vmstat.node1.nr_slab_reclaimable 6288 ± 4% -69.6% 1912 ± 4% numa-vmstat.node1.nr_slab_unreclaimable 211207 ± 6% -82.0% 38035 ± 0% numa-vmstat.node1.numa_hit 193131 ± 8% -100.0% 0.00 ± -1% numa-vmstat.node1.numa_local 3828 ± 30% -100.0% 0.00 ± -1% numa-vmstat.node2.nr_active_anon 1860 ± 31% -100.0% 0.00 ± -1% numa-vmstat.node2.nr_anon_pages 32493 ± 3% -9.9% 29273 ± 0% numa-vmstat.node2.nr_file_pages 1199 ± 83% -100.0% 0.00 ± -1% numa-vmstat.node2.nr_inactive_anon 149.75 ± 7% -46.6% 80.00 ± 0% numa-vmstat.node2.nr_kernel_stack 227.00 ± 7% -100.0% 0.00 ± -1% numa-vmstat.node2.nr_page_table_pages 3196 ± 30% -100.0% 0.00 ± -1% numa-vmstat.node2.nr_shmem 3673 ± 8% -49.2% 1865 ± 5% numa-vmstat.node2.nr_slab_reclaimable 6121 ± 6% -64.9% 2147 ± 3% numa-vmstat.node2.nr_slab_unreclaimable 200562 ± 13% -81.0% 38202 ± 0% numa-vmstat.node2.numa_hit 168527 ± 16% -100.0% 0.00 ± -1% numa-vmstat.node2.numa_local 1785 ± 10% -100.0% 0.00 ± -1% numa-vmstat.node3.nr_active_anon 1774 ± 10% -100.0% 0.00 ± -1% numa-vmstat.node3.nr_anon_pages 143.00 ± 41% -100.0% 0.00 ± -1% numa-vmstat.node3.nr_inactive_anon 166.50 ± 2% -52.0% 80.00 ± 0% numa-vmstat.node3.nr_kernel_stack 346.00 ± 5% -100.0% 0.00 ± -1% numa-vmstat.node3.nr_page_table_pages 179.25 ± 37% -100.0% 0.00 ± -1% numa-vmstat.node3.nr_shmem 3189 ± 9% -47.0% 1689 ± 6% numa-vmstat.node3.nr_slab_reclaimable 6697 ± 5% -70.2% 1995 ± 3% numa-vmstat.node3.nr_slab_unreclaimable 285548 ± 3% -86.7% 38047 ± 0% numa-vmstat.node3.numa_hit 242535 ± 4% -100.0% 0.00 ± -1% numa-vmstat.node3.numa_local 43013 ± 0% -11.5% 38047 ± 0% numa-vmstat.node3.numa_other 92008 ± 0% -11.4% 81556 ± 0% slabinfo.Acpi-Operand.active_objs 1643 ± 0% -11.2% 1458 ± 0% slabinfo.Acpi-Operand.active_slabs 92008 ± 0% -11.2% 81690 ± 0% slabinfo.Acpi-Operand.num_objs 1643 ± 0% -11.2% 1458 ± 0% slabinfo.Acpi-Operand.num_slabs 2476 ± 0% -96.9% 78.00 ± 0% slabinfo.Acpi-ParseExt.active_objs 2476 ± 0% -96.9% 78.00 ± 0% slabinfo.Acpi-ParseExt.num_objs 56099 ± 0% -17.2% 46473 ± 0% slabinfo.Acpi-State.active_objs 1099 ± 0% -17.1% 911.00 ± 0% slabinfo.Acpi-State.active_slabs 56099 ± 0% -17.1% 46498 ± 0% slabinfo.Acpi-State.num_objs 1099 ± 0% -17.1% 911.00 ± 0% slabinfo.Acpi-State.num_slabs 2397 ± 2% -83.5% 396.00 ± 0% slabinfo.RAW.active_objs 2397 ± 2% -83.5% 396.00 ± 0% slabinfo.RAW.num_objs 131.75 ± 5% -87.1% 17.00 ± 0% slabinfo.TCP.active_objs 131.75 ± 5% -87.1% 17.00 ± 0% slabinfo.TCP.num_objs 229.50 ± 6% -85.2% 34.00 ± 0% slabinfo.UDP.active_objs 229.50 ± 6% -85.2% 34.00 ± 0% slabinfo.UDP.num_objs 11110 ± 6% -84.8% 1686 ± 1% slabinfo.anon_vma.active_objs 217.50 ± 6% -84.0% 34.75 ± 1% slabinfo.anon_vma.active_slabs 11110 ± 6% -83.9% 1793 ± 0% slabinfo.anon_vma.num_objs 217.50 ± 6% -84.0% 34.75 ± 1% slabinfo.anon_vma.num_slabs 1168 ± 9% -93.8% 73.00 ± 0% slabinfo.avc_xperms_node.active_objs 1168 ± 9% -93.8% 73.00 ± 0% slabinfo.avc_xperms_node.num_objs 750.75 ± 9% -94.8% 39.00 ± 0% slabinfo.bdev_cache.active_objs 750.75 ± 9% -94.8% 39.00 ± 0% slabinfo.bdev_cache.num_objs 157.50 ± 7% -82.2% 28.00 ± 0% slabinfo.blkdev_queue.active_objs 157.50 ± 7% -82.2% 28.00 ± 0% slabinfo.blkdev_queue.num_objs 1682 ± 5% -92.2% 132.00 ± 0% slabinfo.blkdev_requests.active_objs 1682 ± 5% -92.2% 132.00 ± 0% slabinfo.blkdev_requests.num_objs 263.25 ± 12% -85.2% 39.00 ± 0% slabinfo.buffer_head.active_objs 263.25 ± 12% -85.2% 39.00 ± 0% slabinfo.buffer_head.num_objs 61989 ± 0% -25.5% 46171 ± 0% slabinfo.dentry.active_objs 1476 ± 0% -25.6% 1099 ± 0% slabinfo.dentry.active_slabs 62035 ± 0% -25.5% 46190 ± 0% slabinfo.dentry.num_objs 1476 ± 0% -25.6% 1099 ± 0% slabinfo.dentry.num_slabs 885.00 ± 12% -95.6% 39.00 ± 0% slabinfo.file_lock_cache.active_objs 885.00 ± 12% -95.6% 39.00 ± 0% slabinfo.file_lock_cache.num_objs 3038 ± 2% -90.7% 284.00 ± 0% slabinfo.files_cache.active_objs 3038 ± 2% -90.7% 284.00 ± 0% slabinfo.files_cache.num_objs 3867 ± 1% -9.9% 3485 ± 0% slabinfo.ftrace_event_field.active_objs 3867 ± 1% -9.9% 3485 ± 0% slabinfo.ftrace_event_field.num_objs 2145 ± 0% -44.8% 1185 ± 0% slabinfo.idr_layer_cache.active_objs 2145 ± 0% -44.8% 1185 ± 0% slabinfo.idr_layer_cache.num_objs 46395 ± 0% -15.7% 39095 ± 0% slabinfo.inode_cache.active_objs 813.50 ± 0% -15.8% 685.00 ± 0% slabinfo.inode_cache.active_slabs 46395 ± 0% -15.7% 39095 ± 0% slabinfo.inode_cache.num_objs 813.50 ± 0% -15.8% 685.00 ± 0% slabinfo.inode_cache.num_slabs 68442 ± 0% -30.5% 47600 ± 0% slabinfo.kernfs_node_cache.active_objs 1006 ± 0% -30.5% 700.00 ± 0% slabinfo.kernfs_node_cache.active_slabs 68442 ± 0% -30.5% 47600 ± 0% slabinfo.kernfs_node_cache.num_objs 1006 ± 0% -30.5% 700.00 ± 0% slabinfo.kernfs_node_cache.num_slabs 3607 ± 1% -67.3% 1180 ± 0% slabinfo.kmalloc-1024.active_objs 3685 ± 2% -67.0% 1215 ± 0% slabinfo.kmalloc-1024.num_objs 7135 ± 2% -70.7% 2090 ± 0% slabinfo.kmalloc-128.active_objs 7135 ± 2% -69.5% 2176 ± 0% slabinfo.kmalloc-128.num_objs 23282 ± 0% -61.1% 9055 ± 0% slabinfo.kmalloc-16.active_objs 23649 ± 0% -59.4% 9598 ± 1% slabinfo.kmalloc-16.num_objs 11567 ± 5% -60.9% 4523 ± 1% slabinfo.kmalloc-192.active_objs 277.75 ± 4% -56.5% 120.75 ± 1% slabinfo.kmalloc-192.active_slabs 11697 ± 4% -56.3% 5110 ± 1% slabinfo.kmalloc-192.num_objs 277.75 ± 4% -56.5% 120.75 ± 1% slabinfo.kmalloc-192.num_slabs 3859 ± 5% -78.5% 830.00 ± 0% slabinfo.kmalloc-2048.active_objs 250.75 ± 6% -76.1% 60.00 ± 2% slabinfo.kmalloc-2048.active_slabs 4020 ± 5% -76.1% 962.25 ± 1% slabinfo.kmalloc-2048.num_objs 250.75 ± 6% -76.1% 60.00 ± 2% slabinfo.kmalloc-2048.num_slabs 20387 ± 10% -91.0% 1836 ± 0% slabinfo.kmalloc-256.active_objs 340.50 ± 9% -84.8% 51.75 ± 3% slabinfo.kmalloc-256.active_slabs 21813 ± 9% -84.7% 3341 ± 3% slabinfo.kmalloc-256.num_objs 340.50 ± 9% -84.8% 51.75 ± 3% slabinfo.kmalloc-256.num_slabs 27080 ± 4% -44.5% 15023 ± 0% slabinfo.kmalloc-32.active_objs 27218 ± 4% -41.2% 15995 ± 1% slabinfo.kmalloc-32.num_objs 1304 ± 0% -40.0% 782.50 ± 0% slabinfo.kmalloc-4096.active_objs 1388 ± 0% -39.8% 835.00 ± 0% slabinfo.kmalloc-4096.num_objs 12429 ± 3% -63.8% 4504 ± 1% slabinfo.kmalloc-512.active_objs 194.75 ± 3% -60.7% 76.50 ± 2% slabinfo.kmalloc-512.active_slabs 12498 ± 4% -60.5% 4938 ± 2% slabinfo.kmalloc-512.num_objs 194.75 ± 3% -60.7% 76.50 ± 2% slabinfo.kmalloc-512.num_slabs 45108 ± 3% -46.9% 23971 ± 0% slabinfo.kmalloc-64.active_objs 705.00 ± 3% -44.7% 389.75 ± 0% slabinfo.kmalloc-64.active_slabs 45157 ± 3% -44.7% 24986 ± 0% slabinfo.kmalloc-64.num_objs 705.00 ± 3% -44.7% 389.75 ± 0% slabinfo.kmalloc-64.num_slabs 37504 ± 0% -89.1% 4096 ± 0% slabinfo.kmalloc-8.active_objs 37504 ± 0% -89.1% 4096 ± 0% slabinfo.kmalloc-8.num_objs 476.00 ± 1% -91.8% 39.25 ± 1% slabinfo.kmalloc-8192.active_objs 119.00 ± 1% -91.2% 10.50 ± 4% slabinfo.kmalloc-8192.active_slabs 476.00 ± 1% -91.2% 42.00 ± 4% slabinfo.kmalloc-8192.num_objs 119.00 ± 1% -91.2% 10.50 ± 4% slabinfo.kmalloc-8192.num_slabs 5147 ± 6% -65.1% 1794 ± 0% slabinfo.kmalloc-96.active_objs 5409 ± 5% -60.8% 2122 ± 0% slabinfo.kmalloc-96.num_objs 484.50 ± 18% -68.4% 153.00 ± 0% slabinfo.kmem_cache.active_objs 484.50 ± 18% -68.4% 153.00 ± 0% slabinfo.kmem_cache.num_objs 865.00 ± 13% -48.1% 449.00 ± 0% slabinfo.kmem_cache_node.active_objs 928.00 ± 12% -44.8% 512.00 ± 0% slabinfo.kmem_cache_node.num_objs 1207 ± 3% -89.9% 122.25 ± 0% slabinfo.mm_struct.active_objs 1207 ± 3% -89.6% 125.50 ± 0% slabinfo.mm_struct.num_objs 1954 ± 4% -94.6% 105.00 ± 20% slabinfo.mnt_cache.active_objs 1954 ± 4% -94.6% 105.00 ± 20% slabinfo.mnt_cache.num_objs 152.00 ± 9% -78.9% 32.00 ± 0% slabinfo.nfs_inode_cache.active_objs 152.00 ± 9% -78.9% 32.00 ± 0% slabinfo.nfs_inode_cache.num_objs 10117 ± 1% -47.2% 5341 ± 0% slabinfo.proc_inode_cache.active_objs 10117 ± 1% -47.2% 5341 ± 0% slabinfo.proc_inode_cache.num_objs 11020 ± 0% -29.4% 7784 ± 0% slabinfo.radix_tree_node.active_objs 11020 ± 0% -29.4% 7784 ± 0% slabinfo.radix_tree_node.num_objs 3968 ± 1% -59.3% 1616 ± 0% slabinfo.shmem_inode_cache.active_objs 3968 ± 1% -59.3% 1616 ± 0% slabinfo.shmem_inode_cache.num_objs 1749 ± 2% -54.9% 789.50 ± 0% slabinfo.sighand_cache.active_objs 1768 ± 1% -54.8% 799.50 ± 0% slabinfo.sighand_cache.num_objs 2843 ± 1% -66.5% 951.50 ± 0% slabinfo.signal_cache.active_objs 2843 ± 1% -66.5% 951.50 ± 0% slabinfo.signal_cache.num_objs 3267 ± 0% -98.3% 55.00 ± 0% slabinfo.sigqueue.active_objs 3267 ± 0% -98.3% 55.00 ± 0% slabinfo.sigqueue.num_objs 3353 ± 2% -84.8% 510.00 ± 0% slabinfo.sock_inode_cache.active_objs 3353 ± 2% -84.8% 510.00 ± 0% slabinfo.sock_inode_cache.num_objs 1207 ± 0% -33.9% 797.75 ± 0% slabinfo.task_struct.active_objs 413.75 ± 0% -35.2% 268.25 ± 0% slabinfo.task_struct.active_slabs 1242 ± 0% -35.2% 804.75 ± 0% slabinfo.task_struct.num_objs 413.75 ± 0% -35.2% 268.25 ± 0% slabinfo.task_struct.num_slabs 1018 ± 0% -96.3% 38.00 ± 0% slabinfo.taskstats.active_objs 1018 ± 0% -96.3% 38.00 ± 0% slabinfo.taskstats.num_objs 2645 ± 2% -33.9% 1748 ± 0% slabinfo.trace_event_file.active_objs 2645 ± 2% -33.9% 1748 ± 0% slabinfo.trace_event_file.num_objs 20850 ± 6% -85.1% 3111 ± 0% slabinfo.vm_area_struct.active_objs 473.00 ± 6% -83.9% 76.25 ± 1% slabinfo.vm_area_struct.active_slabs 20850 ± 6% -83.8% 3381 ± 1% slabinfo.vm_area_struct.num_objs 473.00 ± 6% -83.9% 76.25 ± 1% slabinfo.vm_area_struct.num_slabs ========================================================================================= compiler/cpufreq_governor/disk/filesize/fs/iterations/kconfig/nr_directories/nr_files_per_directory/nr_threads/rootfs/sync_method/tbox_group/test_size/testcase: gcc-4.9/performance/1HDD/8K/f2fs/1x/x86_64-rhel/16d/256fpd/32t/debian-x86_64-2015-02-07.cgz/fsyncBeforeClose/nhm4/400M/fsmark commit: 8025943c32f5de29b3fd548e917e24424297ca73 0aefb957de5f2a1d9467126114146b6c793cf180 8025943c32f5de29 0aefb957de5f2a1d9467126114 ---------------- -------------------------- %stddev %change %stddev \ | \ 4869620 ± 8% -16.3% 4077423 ± 5% fsmark.app_overhead 511.70 ± 0% +15.0% 588.67 ± 0% fsmark.files_per_sec 100.74 ± 0% -13.3% 87.33 ± 0% fsmark.time.elapsed_time 100.74 ± 0% -13.3% 87.33 ± 0% fsmark.time.elapsed_time.max 1311972 ± 0% -1.8% 1288254 ± 0% fsmark.time.file_system_outputs 14906 ± 1% -32.6% 10047 ± 1% fsmark.time.involuntary_context_switches 15.00 ± 0% -86.7% 2.00 ± 0% fsmark.time.percent_of_cpu_this_job_got 15.08 ± 0% -85.2% 2.23 ± 1% fsmark.time.system_time 499439 ± 0% -68.3% 158519 ± 0% fsmark.time.voluntary_context_switches 48548 ± 6% -26.4% 35748 ± 4% meminfo.DirectMap4k 32438 ± 0% -89.0% 3575 ± 2% proc-vmstat.pgactivate 130992 ± 0% -11.2% 116266 ± 0% proc-vmstat.pgfault 159.65 ± 41% -32.4% 107.88 ± 0% uptime.boot 616.98 ± 86% -97.8% 13.79 ± 1% uptime.idle 6360 ± 0% +13.6% 7227 ± 0% vmstat.io.bo 600.00 ± 1% -64.7% 212.00 ± 0% vmstat.memory.buff 11949 ± 0% -54.2% 5474 ± 0% vmstat.system.cs 23824 ± 0% +39.5% 33225 ± 0% softirqs.BLOCK 17370 ± 4% -76.3% 4113 ± 0% softirqs.RCU 16565 ± 5% -100.0% 0.00 ± -1% softirqs.SCHED 26434 ± 2% -34.8% 17241 ± 0% softirqs.TIMER 2.24 ± 0% +136.4% 5.29 ± 0% turbostat.%Busy 66.50 ± 0% +165.4% 176.50 ± 0% turbostat.Avg_MHz 2975 ± 0% +12.0% 3333 ± 0% turbostat.Bzy_MHz 44.29 ± 1% +113.8% 94.70 ± 0% turbostat.CPU%c1 44.75 ± 1% -100.0% 0.00 ± -1% turbostat.CPU%c3 8.72 ± 3% -100.0% 0.00 ± -1% turbostat.CPU%c6 100.74 ± 0% -13.3% 87.33 ± 0% time.elapsed_time 100.74 ± 0% -13.3% 87.33 ± 0% time.elapsed_time.max 14906 ± 1% -32.6% 10047 ± 1% time.involuntary_context_switches 15.00 ± 0% -86.7% 2.00 ± 0% time.percent_of_cpu_this_job_got 15.08 ± 0% -85.2% 2.23 ± 1% time.system_time 0.56 ± 6% -55.2% 0.25 ± 7% time.user_time 499439 ± 0% -68.3% 158519 ± 0% time.voluntary_context_switches 1.933e+08 ± 2% -82.5% 33777725 ± 0% cpuidle.C1-NHM.time 205957 ± 2% -69.1% 63597 ± 1% cpuidle.C1-NHM.usage 27418772 ± 2% -88.7% 3087064 ± 8% cpuidle.C1E-NHM.time 42420 ± 2% -96.8% 1338 ± 4% cpuidle.C1E-NHM.usage 3.989e+08 ± 0% -90.8% 36819105 ± 0% cpuidle.C3-NHM.time 204527 ± 0% -97.9% 4195 ± 4% cpuidle.C3-NHM.usage 1.77e+08 ± 1% -94.4% 9834887 ± 2% cpuidle.C6-NHM.time 95424 ± 1% -99.3% 692.25 ± 3% cpuidle.C6-NHM.usage 1101 ± 9% -26.8% 805.75 ± 14% cpuidle.POLL.time 10030 ± 59% +770.4% 87308 ± 4% latency_stats.avg.call_rwsem_down_read_failed.f2fs_write_node_page.[f2fs].sync_node_pages.[f2fs].f2fs_sync_file.[f2fs].vfs_fsync_range.do_fsync.SyS_fsync.entry_SYSCALL_64_fastpath 2537 ± 15% +816.6% 23260 ± 31% latency_stats.avg.f2fs_write_data_pages.[f2fs].do_writepages.__filemap_fdatawrite_range.filemap_write_and_wait_range.f2fs_sync_file.[f2fs].vfs_fsync_range.do_fsync.SyS_fsync.entry_SYSCALL_64_fastpath 15329 ± 0% -79.0% 3217 ± 10% latency_stats.avg.wait_on_page_bit.__filemap_fdatawait_range.filemap_fdatawait_range.filemap_write_and_wait_range.f2fs_sync_file.[f2fs].vfs_fsync_range.do_fsync.SyS_fsync.entry_SYSCALL_64_fastpath 19773 ± 1% -99.8% 35.50 ± 36% latency_stats.hits.call_rwsem_down_read_failed.f2fs_wait_on_page_writeback.[f2fs].f2fs_wait_on_page_writeback.[f2fs].wait_on_node_pages_writeback.[f2fs].f2fs_sync_file.[f2fs].vfs_fsync_range.do_fsync.SyS_fsync.entry_SYSCALL_64_fastpath 20025 ± 1% -100.0% 9.50 ± 21% latency_stats.hits.call_rwsem_down_read_failed.get_node_info.[f2fs].alloc_nid.[f2fs].f2fs_new_inode.[f2fs].f2fs_create.[f2fs].vfs_create.path_openat.do_filp_open.do_sys_open.SyS_open.entry_SYSCALL_64_fastpath 22898 ± 0% -100.0% 8.00 ± 27% latency_stats.hits.call_rwsem_down_read_failed.get_node_info.[f2fs].new_node_page.[f2fs].new_inode_page.[f2fs].init_inode_metadata.[f2fs].__f2fs_add_link.[f2fs].f2fs_create.[f2fs].vfs_create.path_openat.do_filp_open.do_sys_open.SyS_open 35764 ± 0% -100.0% 12.50 ± 38% latency_stats.hits.call_rwsem_down_read_failed.get_node_info.[f2fs].read_node_page.[f2fs].get_node_page.[f2fs].f2fs_write_begin.[f2fs].generic_perform_write.__generic_file_write_iter.generic_file_write_iter.f2fs_file_write_iter.[f2fs].__vfs_write.vfs_write.SyS_write 20189 ± 0% -100.0% 6.00 ± 54% latency_stats.hits.call_rwsem_down_read_failed.get_node_info.[f2fs].read_node_page.[f2fs].get_node_page.[f2fs].get_dnode_of_data.[f2fs].f2fs_reserve_block.[f2fs].f2fs_get_block.[f2fs].f2fs_write_begin.[f2fs].generic_perform_write.__generic_file_write_iter.generic_file_write_iter.f2fs_file_write_iter.[f2fs] 45245 ± 0% -100.0% 9.50 ± 18% latency_stats.hits.call_rwsem_down_read_failed.get_node_info.[f2fs].read_node_page.[f2fs].get_node_page.[f2fs].get_dnode_of_data.[f2fs].f2fs_reserve_block.[f2fs].get_new_data_page.[f2fs].__f2fs_add_link.[f2fs].f2fs_create.[f2fs].vfs_create.path_openat.do_filp_open 11452 ± 1% -99.9% 9.00 ± 22% latency_stats.hits.call_rwsem_down_read_failed.get_node_info.[f2fs].read_node_page.[f2fs].get_node_page.[f2fs].get_dnode_of_data.[f2fs].get_read_data_page.[f2fs].find_data_page.[f2fs].f2fs_find_entry.[f2fs].f2fs_lookup.[f2fs].lookup_real.path_openat.do_filp_open 14357 ± 1% -99.9% 9.25 ± 56% latency_stats.hits.call_rwsem_down_read_failed.get_node_info.[f2fs].read_node_page.[f2fs].get_node_page.[f2fs].update_inode_page.[f2fs].f2fs_write_end.[f2fs].generic_perform_write.__generic_file_write_iter.generic_file_write_iter.f2fs_file_write_iter.[f2fs].__vfs_write.vfs_write 30422 ± 0% -100.0% 7.75 ± 27% latency_stats.hits.call_rwsem_down_write_failed.get_node_info.[f2fs].alloc_nid.[f2fs].f2fs_new_inode.[f2fs].f2fs_create.[f2fs].vfs_create.path_openat.do_filp_open.do_sys_open.SyS_open.entry_SYSCALL_64_fastpath 32498 ± 0% -100.0% 8.25 ± 17% latency_stats.hits.call_rwsem_down_write_failed.set_node_addr.[f2fs].new_node_page.[f2fs].new_inode_page.[f2fs].init_inode_metadata.[f2fs].__f2fs_add_link.[f2fs].f2fs_create.[f2fs].vfs_create.path_openat.do_filp_open.do_sys_open.SyS_open 21271 ± 1% -94.7% 1134 ± 13% latency_stats.hits.f2fs_write_data_pages.[f2fs].do_writepages.__filemap_fdatawrite_range.filemap_write_and_wait_range.f2fs_sync_file.[f2fs].vfs_fsync_range.do_fsync.SyS_fsync.entry_SYSCALL_64_fastpath 9992 ± 1% +675.7% 77512 ± 1% latency_stats.hits.pipe_wait.pipe_read.__vfs_read.vfs_read.SyS_read.entry_SYSCALL_64_fastpath 8907 ± 37% -99.5% 42.00 ± 16% latency_stats.max.call_rwsem_down_read_failed.f2fs_wait_on_page_writeback.[f2fs].f2fs_wait_on_page_writeback.[f2fs].wait_on_node_pages_writeback.[f2fs].f2fs_sync_file.[f2fs].vfs_fsync_range.do_fsync.SyS_fsync.entry_SYSCALL_64_fastpath 11371 ± 16% -99.7% 36.50 ± 20% latency_stats.max.call_rwsem_down_write_failed.f2fs_submit_merged_bio.[f2fs].sync_node_pages.[f2fs].f2fs_sync_file.[f2fs].vfs_fsync_range.do_fsync.SyS_fsync.entry_SYSCALL_64_fastpath 12480 ± 1% -98.8% 148.00 ± 32% latency_stats.max.call_rwsem_down_write_failed.f2fs_submit_page_mbio.[f2fs].do_write_page.[f2fs].write_node_page.[f2fs].f2fs_write_node_page.[f2fs].sync_node_pages.[f2fs].f2fs_sync_file.[f2fs].vfs_fsync_range.do_fsync.SyS_fsync.entry_SYSCALL_64_fastpath 134008 ± 14% -90.4% 12909 ± 29% latency_stats.sum.alloc_nid.[f2fs].f2fs_new_inode.[f2fs].f2fs_create.[f2fs].vfs_create.path_openat.do_filp_open.do_sys_open.SyS_open.entry_SYSCALL_64_fastpath 10767 ± 26% -100.0% 0.00 ± -1% latency_stats.sum.call_rwsem_down_read_failed.add_free_nid.[f2fs].build_free_nids.[f2fs].alloc_nid.[f2fs].f2fs_new_inode.[f2fs].f2fs_create.[f2fs].vfs_create.path_openat.do_filp_open.do_sys_open.SyS_open.entry_SYSCALL_64_fastpath 5016725 ± 18% +305.6% 20346108 ± 9% latency_stats.sum.call_rwsem_down_read_failed.f2fs_convert_inline_inode.[f2fs].f2fs_write_begin.[f2fs].generic_perform_write.__generic_file_write_iter.generic_file_write_iter.f2fs_file_write_iter.[f2fs].__vfs_write.vfs_write.SyS_write.entry_SYSCALL_64_fastpath 1693586 ± 4% -100.0% 627.25 ± 44% latency_stats.sum.call_rwsem_down_read_failed.f2fs_wait_on_page_writeback.[f2fs].f2fs_wait_on_page_writeback.[f2fs].wait_on_node_pages_writeback.[f2fs].f2fs_sync_file.[f2fs].vfs_fsync_range.do_fsync.SyS_fsync.entry_SYSCALL_64_fastpath 3462045 ± 1% -100.0% 444.00 ± 58% latency_stats.sum.call_rwsem_down_read_failed.get_node_info.[f2fs].alloc_nid.[f2fs].f2fs_new_inode.[f2fs].f2fs_create.[f2fs].vfs_create.path_openat.do_filp_open.do_sys_open.SyS_open.entry_SYSCALL_64_fastpath 23890 ± 11% -100.0% 0.00 ± -1% latency_stats.sum.call_rwsem_down_read_failed.get_node_info.[f2fs].alloc_nid.[f2fs].f2fs_new_inode.[f2fs].f2fs_mkdir.[f2fs].vfs_mkdir.SyS_mkdir.entry_SYSCALL_64_fastpath 475110 ± 2% -100.0% 161.75 ±109% latency_stats.sum.call_rwsem_down_read_failed.get_node_info.[f2fs].f2fs_write_node_page.[f2fs].sync_node_pages.[f2fs].f2fs_sync_file.[f2fs].vfs_fsync_range.do_fsync.SyS_fsync.entry_SYSCALL_64_fastpath 4350665 ± 1% -100.0% 329.00 ± 43% latency_stats.sum.call_rwsem_down_read_failed.get_node_info.[f2fs].new_node_page.[f2fs].new_inode_page.[f2fs].init_inode_metadata.[f2fs].__f2fs_add_link.[f2fs].f2fs_create.[f2fs].vfs_create.path_openat.do_filp_open.do_sys_open.SyS_open 28599 ± 3% -100.0% 0.00 ± -1% latency_stats.sum.call_rwsem_down_read_failed.get_node_info.[f2fs].new_node_page.[f2fs].new_inode_page.[f2fs].init_inode_metadata.[f2fs].__f2fs_add_link.[f2fs].f2fs_mkdir.[f2fs].vfs_mkdir.SyS_mkdir.entry_SYSCALL_64_fastpath 875527 ± 1% -100.0% 217.50 ± 86% latency_stats.sum.call_rwsem_down_read_failed.get_node_info.[f2fs].read_node_page.[f2fs].get_node_page.[f2fs].f2fs_convert_inline_inode.[f2fs].f2fs_write_begin.[f2fs].generic_perform_write.__generic_file_write_iter.generic_file_write_iter.f2fs_file_write_iter.[f2fs].__vfs_write.vfs_write 5262125 ± 0% -100.0% 543.25 ± 61% latency_stats.sum.call_rwsem_down_read_failed.get_node_info.[f2fs].read_node_page.[f2fs].get_node_page.[f2fs].f2fs_write_begin.[f2fs].generic_perform_write.__generic_file_write_iter.generic_file_write_iter.f2fs_file_write_iter.[f2fs].__vfs_write.vfs_write.SyS_write 610751 ± 2% -100.0% 127.75 ± 66% latency_stats.sum.call_rwsem_down_read_failed.get_node_info.[f2fs].read_node_page.[f2fs].get_node_page.[f2fs].get_dnode_of_data.[f2fs].do_write_data_page.[f2fs].f2fs_write_data_page.[f2fs].__f2fs_writepage.[f2fs].f2fs_write_cache_pages.[f2fs].f2fs_write_data_pages.[f2fs].do_writepages.__filemap_fdatawrite_range 2787585 ± 1% -100.0% 261.50 ± 83% latency_stats.sum.call_rwsem_down_read_failed.get_node_info.[f2fs].read_node_page.[f2fs].get_node_page.[f2fs].get_dnode_of_data.[f2fs].f2fs_reserve_block.[f2fs].f2fs_get_block.[f2fs].f2fs_write_begin.[f2fs].generic_perform_write.__generic_file_write_iter.generic_file_write_iter.f2fs_file_write_iter.[f2fs] 9524677 ± 1% -100.0% 412.75 ± 23% latency_stats.sum.call_rwsem_down_read_failed.get_node_info.[f2fs].read_node_page.[f2fs].get_node_page.[f2fs].get_dnode_of_data.[f2fs].f2fs_reserve_block.[f2fs].get_new_data_page.[f2fs].__f2fs_add_link.[f2fs].f2fs_create.[f2fs].vfs_create.path_openat.do_filp_open 35645 ± 6% -100.0% 0.00 ± -1% latency_stats.sum.call_rwsem_down_read_failed.get_node_info.[f2fs].read_node_page.[f2fs].get_node_page.[f2fs].get_dnode_of_data.[f2fs].f2fs_reserve_block.[f2fs].get_new_data_page.[f2fs].__f2fs_add_link.[f2fs].f2fs_mkdir.[f2fs].vfs_mkdir.SyS_mkdir.entry_SYSCALL_64_fastpath 1403361 ± 1% -100.0% 377.50 ± 33% latency_stats.sum.call_rwsem_down_read_failed.get_node_info.[f2fs].read_node_page.[f2fs].get_node_page.[f2fs].get_dnode_of_data.[f2fs].get_read_data_page.[f2fs].find_data_page.[f2fs].f2fs_find_entry.[f2fs].f2fs_lookup.[f2fs].lookup_real.path_openat.do_filp_open 93443 ± 2% -99.9% 60.00 ± -1% latency_stats.sum.call_rwsem_down_read_failed.get_node_info.[f2fs].read_node_page.[f2fs].get_node_page.[f2fs].update_inode_page.[f2fs].__f2fs_add_link.[f2fs].f2fs_create.[f2fs].vfs_create.path_openat.do_filp_open.do_sys_open.SyS_open 30595 ± 4% -100.0% 0.00 ± -1% latency_stats.sum.call_rwsem_down_read_failed.get_node_info.[f2fs].read_node_page.[f2fs].get_node_page.[f2fs].update_inode_page.[f2fs].__f2fs_add_link.[f2fs].f2fs_mkdir.[f2fs].vfs_mkdir.SyS_mkdir.entry_SYSCALL_64_fastpath 1842740 ± 2% -100.0% 349.00 ± 68% latency_stats.sum.call_rwsem_down_read_failed.get_node_info.[f2fs].read_node_page.[f2fs].get_node_page.[f2fs].update_inode_page.[f2fs].f2fs_write_end.[f2fs].generic_perform_write.__generic_file_write_iter.generic_file_write_iter.f2fs_file_write_iter.[f2fs].__vfs_write.vfs_write 437921 ± 3% -100.0% 85.75 ± 93% latency_stats.sum.call_rwsem_down_read_failed.get_node_info.[f2fs].write_data_page.[f2fs].do_write_data_page.[f2fs].f2fs_write_data_page.[f2fs].__f2fs_writepage.[f2fs].f2fs_write_cache_pages.[f2fs].f2fs_write_data_pages.[f2fs].do_writepages.__filemap_fdatawrite_range.filemap_write_and_wait_range.f2fs_sync_file.[f2fs] 978238 ± 2% -100.0% 296.25 ± 43% latency_stats.sum.call_rwsem_down_read_failed.is_checkpointed_node.[f2fs].f2fs_sync_file.[f2fs].vfs_fsync_range.do_fsync.SyS_fsync.entry_SYSCALL_64_fastpath 743986 ± 2% -100.0% 202.75 ± 94% latency_stats.sum.call_rwsem_down_read_failed.need_dentry_mark.[f2fs].sync_node_pages.[f2fs].f2fs_sync_file.[f2fs].vfs_fsync_range.do_fsync.SyS_fsync.entry_SYSCALL_64_fastpath 758052 ± 1% -100.0% 289.50 ± 71% latency_stats.sum.call_rwsem_down_read_failed.need_inode_block_update.[f2fs].f2fs_sync_file.[f2fs].vfs_fsync_range.do_fsync.SyS_fsync.entry_SYSCALL_64_fastpath 211383 ± 24% -87.0% 27536 ± 57% latency_stats.sum.call_rwsem_down_write_failed.block_operations.[f2fs].write_checkpoint.[f2fs].f2fs_sync_fs.[f2fs].f2fs_sync_file.[f2fs].vfs_fsync_range.do_fsync.SyS_fsync.entry_SYSCALL_64_fastpath 302311 ± 5% -100.0% 76.00 ± 24% latency_stats.sum.call_rwsem_down_write_failed.f2fs_submit_merged_bio.[f2fs].sync_node_pages.[f2fs].f2fs_sync_file.[f2fs].vfs_fsync_range.do_fsync.SyS_fsync.entry_SYSCALL_64_fastpath 1091213 ± 6% -99.9% 1286 ± 38% latency_stats.sum.call_rwsem_down_write_failed.f2fs_submit_page_mbio.[f2fs].do_write_page.[f2fs].write_node_page.[f2fs].f2fs_write_node_page.[f2fs].sync_node_pages.[f2fs].f2fs_sync_file.[f2fs].vfs_fsync_range.do_fsync.SyS_fsync.entry_SYSCALL_64_fastpath 4675431 ± 1% -100.0% 423.50 ± 60% latency_stats.sum.call_rwsem_down_write_failed.get_node_info.[f2fs].alloc_nid.[f2fs].f2fs_new_inode.[f2fs].f2fs_create.[f2fs].vfs_create.path_openat.do_filp_open.do_sys_open.SyS_open.entry_SYSCALL_64_fastpath 38734 ± 13% -100.0% 0.00 ± -1% latency_stats.sum.call_rwsem_down_write_failed.get_node_info.[f2fs].alloc_nid.[f2fs].f2fs_new_inode.[f2fs].f2fs_mkdir.[f2fs].vfs_mkdir.SyS_mkdir.entry_SYSCALL_64_fastpath 531207 ± 2% -100.0% 230.00 ± 38% latency_stats.sum.call_rwsem_down_write_failed.set_node_addr.[f2fs].f2fs_write_node_page.[f2fs].sync_node_pages.[f2fs].f2fs_sync_file.[f2fs].vfs_fsync_range.do_fsync.SyS_fsync.entry_SYSCALL_64_fastpath 3517334 ± 1% -100.0% 324.00 ± 36% latency_stats.sum.call_rwsem_down_write_failed.set_node_addr.[f2fs].new_node_page.[f2fs].new_inode_page.[f2fs].init_inode_metadata.[f2fs].__f2fs_add_link.[f2fs].f2fs_create.[f2fs].vfs_create.path_openat.do_filp_open.do_sys_open.SyS_open 22754 ± 9% -100.0% 0.00 ± -1% latency_stats.sum.call_rwsem_down_write_failed.set_node_addr.[f2fs].new_node_page.[f2fs].new_inode_page.[f2fs].init_inode_metadata.[f2fs].__f2fs_add_link.[f2fs].f2fs_mkdir.[f2fs].vfs_mkdir.SyS_mkdir.entry_SYSCALL_64_fastpath 7.936e+08 ± 0% -79.2% 1.648e+08 ± 10% latency_stats.sum.wait_on_page_bit.__filemap_fdatawait_range.filemap_fdatawait_range.filemap_write_and_wait_range.f2fs_sync_file.[f2fs].vfs_fsync_range.do_fsync.SyS_fsync.entry_SYSCALL_64_fastpath 6734 ± 3% -23.9% 5124 ± 0% slabinfo.Acpi-Operand.active_objs 6734 ± 3% -23.9% 5124 ± 0% slabinfo.Acpi-Operand.num_objs 321.50 ± 5% -75.7% 78.00 ± 0% slabinfo.Acpi-ParseExt.active_objs 321.50 ± 5% -75.7% 78.00 ± 0% slabinfo.Acpi-ParseExt.num_objs 360.00 ± 0% -47.5% 189.00 ± 8% slabinfo.RAW.active_objs 360.00 ± 0% -47.5% 189.00 ± 8% slabinfo.RAW.num_objs 170.00 ± 14% -80.0% 34.00 ± 0% slabinfo.UDP.active_objs 170.00 ± 14% -80.0% 34.00 ± 0% slabinfo.UDP.num_objs 2645 ± 9% -55.5% 1177 ± 1% slabinfo.anon_vma.active_objs 2645 ± 9% -55.5% 1177 ± 1% slabinfo.anon_vma.num_objs 383.25 ± 15% -81.0% 73.00 ± 0% slabinfo.avc_xperms_node.active_objs 383.25 ± 15% -81.0% 73.00 ± 0% slabinfo.avc_xperms_node.num_objs 185.25 ± 17% -78.9% 39.00 ± 0% slabinfo.bdev_cache.active_objs 185.25 ± 17% -78.9% 39.00 ± 0% slabinfo.bdev_cache.num_objs 528.00 ± 5% -66.7% 176.00 ± 0% slabinfo.blkdev_requests.active_objs 528.00 ± 5% -66.7% 176.00 ± 0% slabinfo.blkdev_requests.num_objs 624.25 ± 4% -16.4% 522.00 ± 0% slabinfo.buffer_head.active_objs 780.25 ± 0% -86.9% 102.00 ± 0% slabinfo.ext4_extent_status.active_objs 780.25 ± 0% -86.9% 102.00 ± 0% slabinfo.ext4_extent_status.num_objs 242.00 ± 12% -83.9% 39.00 ± 0% slabinfo.file_lock_cache.active_objs 242.00 ± 12% -83.9% 39.00 ± 0% slabinfo.file_lock_cache.num_objs 379.25 ± 5% -63.9% 137.00 ± 0% slabinfo.files_cache.active_objs 379.25 ± 5% -63.9% 137.00 ± 0% slabinfo.files_cache.num_objs 12699 ± 8% -85.3% 1870 ± 0% slabinfo.free_nid.active_objs 12706 ± 8% -85.3% 1870 ± 0% slabinfo.free_nid.num_objs 487.50 ± 1% -23.1% 375.00 ± 0% slabinfo.idr_layer_cache.active_objs 487.50 ± 1% -23.1% 375.00 ± 0% slabinfo.idr_layer_cache.num_objs 984.00 ± 1% -35.1% 639.00 ± 0% slabinfo.kmalloc-1024.active_objs 984.00 ± 1% -35.1% 639.00 ± 0% slabinfo.kmalloc-1024.num_objs 1782 ± 3% -35.4% 1150 ± 0% slabinfo.kmalloc-128.active_objs 1782 ± 3% -35.4% 1150 ± 0% slabinfo.kmalloc-128.num_objs 4984 ± 4% -22.2% 3879 ± 1% slabinfo.kmalloc-16.active_objs 4984 ± 4% -22.2% 3879 ± 1% slabinfo.kmalloc-16.num_objs 3902 ± 3% -40.8% 2310 ± 0% slabinfo.kmalloc-192.active_objs 3902 ± 3% -40.8% 2310 ± 0% slabinfo.kmalloc-192.num_objs 806.75 ± 2% -14.0% 693.50 ± 1% slabinfo.kmalloc-2048.active_objs 845.00 ± 2% -17.9% 693.50 ± 1% slabinfo.kmalloc-2048.num_objs 1834 ± 3% -24.1% 1393 ± 0% slabinfo.kmalloc-256.active_objs 2613 ± 7% -26.6% 1917 ± 7% slabinfo.kmalloc-256.num_objs 6684 ± 3% -38.7% 4096 ± 0% slabinfo.kmalloc-32.active_objs 6684 ± 3% -38.7% 4096 ± 0% slabinfo.kmalloc-32.num_objs 1739 ± 12% -48.4% 898.50 ± 1% slabinfo.kmalloc-512.active_objs 1739 ± 12% -35.2% 1128 ± 4% slabinfo.kmalloc-512.num_objs 6528 ± 3% -37.3% 4096 ± 0% slabinfo.kmalloc-8.active_objs 6528 ± 3% -37.3% 4096 ± 0% slabinfo.kmalloc-8.num_objs 1447 ± 2% -30.3% 1008 ± 0% slabinfo.kmalloc-96.active_objs 1447 ± 2% -30.3% 1008 ± 0% slabinfo.kmalloc-96.num_objs 304.00 ± 9% -57.9% 128.00 ± 0% slabinfo.kmem_cache_node.active_objs 304.00 ± 9% -57.9% 128.00 ± 0% slabinfo.kmem_cache_node.num_objs 388.50 ± 4% -67.6% 126.00 ± 0% slabinfo.mnt_cache.active_objs 388.50 ± 4% -67.6% 126.00 ± 0% slabinfo.mnt_cache.num_objs 1777 ± 6% -42.9% 1015 ± 1% slabinfo.proc_inode_cache.active_objs 1807 ± 5% -35.3% 1170 ± 3% slabinfo.proc_inode_cache.num_objs 1133 ± 0% -11.1% 1007 ± 0% slabinfo.shmem_inode_cache.active_objs 1133 ± 0% -11.1% 1007 ± 0% slabinfo.shmem_inode_cache.num_objs 545.75 ± 8% -46.5% 291.75 ± 4% slabinfo.signal_cache.active_objs 545.75 ± 8% -46.5% 291.75 ± 4% slabinfo.signal_cache.num_objs 200.00 ± 0% -87.5% 25.00 ± 0% slabinfo.sigqueue.active_objs 200.00 ± 0% -87.5% 25.00 ± 0% slabinfo.sigqueue.num_objs 287.50 ± 4% -47.8% 150.00 ± 0% slabinfo.sock_inode_cache.active_objs 287.50 ± 4% -47.8% 150.00 ± 0% slabinfo.sock_inode_cache.num_objs 2001 ± 1% -10.3% 1794 ± 0% slabinfo.trace_event_file.active_objs 2001 ± 1% -10.3% 1794 ± 0% slabinfo.trace_event_file.num_objs 4486 ± 8% -47.7% 2344 ± 1% slabinfo.vm_area_struct.active_objs 4526 ± 8% -48.2% 2344 ± 1% slabinfo.vm_area_struct.num_objs ========================================================================================= compiler/cpufreq_governor/kconfig/rootfs/tbox_group/testcase: gcc-4.9/performance/x86_64-rhel/debian-x86_64-2015-02-07.cgz/lkp-ivb-d04/linpack commit: 8025943c32f5de29b3fd548e917e24424297ca73 0aefb957de5f2a1d9467126114146b6c793cf180 8025943c32f5de29 0aefb957de5f2a1d9467126114 ---------------- -------------------------- %stddev %change %stddev \ | \ 45.27 ± 0% -48.5% 23.32 ± 0% linpack.GFlops 104.70 ± 0% +72.1% 180.18 ± 0% linpack.time.elapsed_time 104.70 ± 0% +72.1% 180.18 ± 0% linpack.time.elapsed_time.max 4729 ± 18% +38.1% 6529 ± 4% linpack.time.involuntary_context_switches 5134 ± 5% +11.1% 5706 ± 5% linpack.time.minor_page_faults 235.75 ± 0% -58.4% 98.00 ± 0% linpack.time.percent_of_cpu_this_job_got 245.43 ± 0% -27.5% 177.86 ± 0% linpack.time.user_time 10679 ± 19% -86.3% 1463 ± 4% softirqs.RCU 137008 ± 2% -30.0% 95840 ± 0% softirqs.TIMER 126.98 ± 4% +54.7% 196.50 ± 0% uptime.boot 250.28 ± 8% -96.5% 8.83 ± 15% uptime.idle 33266 ± 11% +265.8% 121692 ± 1% latency_stats.hits.pipe_wait.pipe_read.__vfs_read.vfs_read.SyS_read.entry_SYSCALL_64_fastpath 453713 ± 3% +305.7% 1840510 ± 6% latency_stats.sum.do_wait.SyS_wait4.entry_SYSCALL_64_fastpath 859539 ± 3% +411.0% 4392268 ± 8% latency_stats.sum.pipe_wait.pipe_read.__vfs_read.vfs_read.SyS_read.entry_SYSCALL_64_fastpath 66188 ± 2% -45.6% 35980 ± 4% meminfo.DirectMap4k 2800 ± 1% -9.0% 2547 ± 0% meminfo.KernelStack 17137 ± 0% -12.9% 14932 ± 0% meminfo.SUnreclaim 2.00 ± 0% -50.0% 1.00 ± 0% vmstat.procs.r 926.75 ± 6% +90.9% 1769 ± 3% vmstat.system.cs 2391 ± 0% -58.0% 1005 ± 0% vmstat.system.in 4284 ± 0% -12.9% 3732 ± 0% proc-vmstat.nr_slab_unreclaimable 112981 ± 0% +60.0% 180741 ± 0% proc-vmstat.numa_hit 112981 ± 0% +60.0% 180741 ± 0% proc-vmstat.numa_local 131691 ± 0% +61.7% 212958 ± 0% proc-vmstat.pgfault 113408 ± 0% +60.8% 182335 ± 0% proc-vmstat.pgfree 104.70 ± 0% +72.1% 180.18 ± 0% time.elapsed_time 104.70 ± 0% +72.1% 180.18 ± 0% time.elapsed_time.max 4729 ± 18% +38.1% 6529 ± 4% time.involuntary_context_switches 5134 ± 5% +11.1% 5706 ± 5% time.minor_page_faults 235.75 ± 0% -58.4% 98.00 ± 0% time.percent_of_cpu_this_job_got 1.92 ± 3% -86.2% 0.27 ± 1% time.system_time 245.43 ± 0% -27.5% 177.86 ± 0% time.user_time 611.25 ± 1% -87.2% 78.00 ± 0% time.voluntary_context_switches 1458158 ± 22% -98.6% 20421 ±173% cpuidle.C1-IVB.time 11676 ± 17% -100.0% 1.00 ±122% cpuidle.C1-IVB.usage 1574739 ± 24% -100.0% 181.00 ± 24% cpuidle.C1E-IVB.time 269.00 ± 7% -99.3% 1.75 ± 24% cpuidle.C1E-IVB.usage 92320 ± 21% -98.1% 1726 ± 43% cpuidle.C3-IVB.time 169.75 ± 15% -97.1% 5.00 ± 24% cpuidle.C3-IVB.usage 1.702e+08 ± 0% -99.5% 805505 ± 4% cpuidle.C6-IVB.time 4452 ± 4% -98.2% 80.00 ± 3% cpuidle.C6-IVB.usage 81.25 ± 49% -98.2% 1.50 ±173% cpuidle.POLL.time 11.25 ± 55% -93.3% 0.75 ±173% cpuidle.POLL.usage 58.98 ± 0% +68.8% 99.54 ± 0% turbostat.%Busy 1942 ± 0% +68.7% 3277 ± 0% turbostat.Avg_MHz 39.80 ± 0% -98.8% 0.46 ± 0% turbostat.CPU%c1 0.02 ± 19% -100.0% 0.00 ± -1% turbostat.CPU%c3 1.20 ± 13% -100.0% 0.00 ± -1% turbostat.CPU%c6 19.34 ± 0% -29.8% 13.58 ± 0% turbostat.CorWatt 42.25 ± 1% -8.3% 38.75 ± 1% turbostat.CoreTmp 0.04 ± 10% -100.0% 0.00 ± -1% turbostat.Pkg%pc2 0.02 ± 86% -100.0% 0.00 ± -1% turbostat.Pkg%pc3 0.82 ± 3% -100.0% 0.00 ± -1% turbostat.Pkg%pc6 36.95 ± 0% -16.3% 30.91 ± 0% turbostat.PkgWatt 2091 ± 2% -12.2% 1836 ± 0% slabinfo.Acpi-Namespace.active_objs 2091 ± 2% -12.2% 1836 ± 0% slabinfo.Acpi-Namespace.num_objs 156.00 ± 0% -75.0% 39.00 ± 0% slabinfo.Acpi-ParseExt.active_objs 156.00 ± 0% -75.0% 39.00 ± 0% slabinfo.Acpi-ParseExt.num_objs 1816 ± 4% -43.7% 1022 ± 0% slabinfo.anon_vma.active_objs 1816 ± 4% -43.7% 1022 ± 0% slabinfo.anon_vma.num_objs 273.75 ± 11% -73.3% 73.00 ± 0% slabinfo.avc_xperms_node.active_objs 273.75 ± 11% -73.3% 73.00 ± 0% slabinfo.avc_xperms_node.num_objs 1647 ± 3% -12.1% 1447 ± 0% slabinfo.kmalloc-128.active_objs 1647 ± 3% -12.1% 1447 ± 0% slabinfo.kmalloc-128.num_objs 4284 ± 4% -10.4% 3838 ± 0% slabinfo.kmalloc-16.active_objs 4284 ± 4% -10.4% 3838 ± 0% slabinfo.kmalloc-16.num_objs 2429 ± 2% -20.5% 1931 ± 0% slabinfo.kmalloc-192.active_objs 2614 ± 2% -26.1% 1931 ± 0% slabinfo.kmalloc-192.num_objs 1162 ± 2% -11.5% 1028 ± 0% slabinfo.kmalloc-256.active_objs 5598 ± 7% -36.0% 3584 ± 0% slabinfo.kmalloc-32.active_objs 5598 ± 7% -36.0% 3584 ± 0% slabinfo.kmalloc-32.num_objs 787.50 ± 3% -21.4% 618.75 ± 2% slabinfo.kmalloc-512.active_objs 7301 ± 4% -17.6% 6018 ± 0% slabinfo.kmalloc-64.active_objs 7538 ± 4% -20.2% 6018 ± 0% slabinfo.kmalloc-64.num_objs 4480 ± 4% -20.0% 3584 ± 0% slabinfo.kmalloc-8.active_objs 4480 ± 4% -20.0% 3584 ± 0% slabinfo.kmalloc-8.num_objs 1113 ± 4% -13.2% 966.00 ± 0% slabinfo.kmalloc-96.active_objs 1113 ± 4% -13.2% 966.00 ± 0% slabinfo.kmalloc-96.num_objs 304.00 ± 9% -57.9% 128.00 ± 0% slabinfo.kmem_cache_node.active_objs 304.00 ± 9% -57.9% 128.00 ± 0% slabinfo.kmem_cache_node.num_objs 1256 ± 9% -26.6% 922.00 ± 2% slabinfo.proc_inode_cache.active_objs 1325 ± 4% -18.1% 1085 ± 2% slabinfo.proc_inode_cache.num_objs 314.25 ± 4% -33.5% 209.00 ± 0% slabinfo.signal_cache.active_objs 314.25 ± 4% -33.5% 209.00 ± 0% slabinfo.signal_cache.num_objs 2475 ± 2% -15.0% 2104 ± 0% slabinfo.vm_area_struct.active_objs 2506 ± 2% -15.9% 2107 ± 0% slabinfo.vm_area_struct.num_objs ========================================================================================= compiler/cpufreq_governor/kconfig/rootfs/tbox_group/test/testcase: gcc-4.9/performance/x86_64-rhel/debian-x86_64-2015-02-07.cgz/lkp-sb02/all_utime/reaim commit: 8025943c32f5de29b3fd548e917e24424297ca73 0aefb957de5f2a1d9467126114146b6c793cf180 8025943c32f5de29 0aefb957de5f2a1d9467126114 ---------------- -------------------------- %stddev %change %stddev \ | \ 8.12 ± 0% -63.7% 2.94 ± 0% reaim.child_utime 17817 ± 0% -71.2% 5139 ± 0% reaim.jobs_per_min 3431 ± 0% -22.0% 2677 ± 0% reaim.jobs_per_min_child 95.81 ± 0% +4.4% 100.00 ± 0% reaim.jti 20745 ± 0% -75.1% 5164 ± 0% reaim.max_jobs_per_min 2.22 ± 0% +34.1% 2.98 ± 0% reaim.parent_time 3.79 ± 6% -100.0% 0.00 ± -1% reaim.std_dev_percent 0.09 ± 5% -100.0% 0.00 ± -1% reaim.std_dev_time 39.73 ± 0% -57.4% 16.94 ± 0% reaim.time.elapsed_time 39.73 ± 0% -57.4% 16.94 ± 0% reaim.time.elapsed_time.max 11361 ± 1% -60.3% 4509 ± 0% reaim.time.involuntary_context_switches 2400 ± 0% +3.9% 2493 ± 1% reaim.time.maximum_resident_set_size 11711 ± 0% -65.1% 4090 ± 0% reaim.time.minor_page_faults 244.75 ± 0% -71.8% 69.00 ± 0% reaim.time.percent_of_cpu_this_job_got 97.45 ± 0% -87.9% 11.78 ± 0% reaim.time.user_time 62925 ± 0% -76.9% 14562 ± 2% softirqs.TIMER 59.88 ± 0% -31.0% 41.33 ± 12% uptime.boot 132.29 ± 1% -83.7% 21.56 ± 23% uptime.idle 67302 ± 1% -9.5% 60918 ± 1% meminfo.Committed_AS 66608 ± 28% -42.3% 38448 ± 7% meminfo.DirectMap4k 18050 ± 0% -13.3% 15643 ± 0% meminfo.SUnreclaim 5.00 ± 0% -60.0% 2.00 ± 0% vmstat.procs.r 1382 ± 1% +12.6% 1555 ± 5% vmstat.system.cs 2420 ± 0% -70.8% 705.75 ± 1% vmstat.system.in 4511 ± 0% -13.3% 3909 ± 0% proc-vmstat.nr_slab_unreclaimable 58560 ± 0% -47.5% 30756 ± 0% proc-vmstat.numa_hit 58560 ± 0% -47.5% 30756 ± 0% proc-vmstat.numa_local 46094 ± 0% -46.1% 24857 ± 0% proc-vmstat.pgalloc_dma32 15691 ± 0% -51.1% 7670 ± 0% proc-vmstat.pgalloc_normal 68010 ± 0% -47.6% 35651 ± 0% proc-vmstat.pgfault 59666 ± 0% -49.2% 30340 ± 0% proc-vmstat.pgfree 124679 ± 4% -99.0% 1233 ± 37% cpuidle.C1-SNB.time 1088 ± 13% -98.0% 22.25 ± 66% cpuidle.C1-SNB.usage 426214 ± 61% -95.5% 19322 ± 6% cpuidle.C1E-SNB.time 401.50 ± 8% -86.9% 52.50 ± 5% cpuidle.C1E-SNB.usage 71067 ± 28% -95.0% 3524 ± 29% cpuidle.C3-SNB.time 109.00 ± 11% -90.1% 10.75 ± 13% cpuidle.C3-SNB.usage 63922064 ± 0% -91.0% 5727394 ± 0% cpuidle.C6-SNB.time 3859 ± 4% -92.4% 294.50 ± 4% cpuidle.C6-SNB.usage 115648 ±101% -90.7% 10761 ±173% cpuidle.POLL.time 39.73 ± 0% -57.4% 16.94 ± 0% time.elapsed_time 39.73 ± 0% -57.4% 16.94 ± 0% time.elapsed_time.max 120.00 ± 0% -53.3% 56.00 ± 0% time.file_system_outputs 11361 ± 1% -60.3% 4509 ± 0% time.involuntary_context_switches 11711 ± 0% -65.1% 4090 ± 0% time.minor_page_faults 244.75 ± 0% -71.8% 69.00 ± 0% time.percent_of_cpu_this_job_got 0.07 ± 5% -72.4% 0.02 ± 0% time.system_time 97.45 ± 0% -87.9% 11.78 ± 0% time.user_time 714.25 ± 0% -71.9% 200.50 ± 0% time.voluntary_context_switches 60.33 ± 0% +12.1% 67.60 ± 0% turbostat.%Busy 1751 ± 0% +11.7% 1956 ± 0% turbostat.Avg_MHz 0.44 ± 37% -61.7% 0.17 ± 4% turbostat.CPU%c1 0.10 ± 15% -80.5% 0.02 ± 35% turbostat.CPU%c3 39.13 ± 0% -17.7% 32.21 ± 0% turbostat.CPU%c6 21.75 ± 0% -16.8% 18.09 ± 0% turbostat.CorWatt 1.75 ± 3% -100.0% 0.00 ± -1% turbostat.Pkg%pc2 0.14 ± 11% -100.0% 0.00 ± -1% turbostat.Pkg%pc3 30.35 ± 1% -100.0% 0.00 ± -1% turbostat.Pkg%pc6 25.34 ± 0% -14.3% 21.70 ± 0% turbostat.PkgWatt 1377 ± 3% -11.1% 1224 ± 0% slabinfo.Acpi-Namespace.active_objs 1377 ± 3% -11.1% 1224 ± 0% slabinfo.Acpi-Namespace.num_objs 156.00 ± 0% -75.0% 39.00 ± 0% slabinfo.Acpi-ParseExt.active_objs 156.00 ± 0% -75.0% 39.00 ± 0% slabinfo.Acpi-ParseExt.num_objs 2006 ± 6% -47.2% 1059 ± 0% slabinfo.anon_vma.active_objs 2006 ± 6% -47.2% 1059 ± 0% slabinfo.anon_vma.num_objs 273.75 ± 11% -73.3% 73.00 ± 0% slabinfo.avc_xperms_node.active_objs 273.75 ± 11% -73.3% 73.00 ± 0% slabinfo.avc_xperms_node.num_objs 204.00 ± 0% -50.0% 102.00 ± 0% slabinfo.ext4_extent_status.active_objs 204.00 ± 0% -50.0% 102.00 ± 0% slabinfo.ext4_extent_status.num_objs 1870 ± 0% -14.5% 1600 ± 0% slabinfo.kmalloc-128.active_objs 1870 ± 0% -14.5% 1600 ± 0% slabinfo.kmalloc-128.num_objs 4462 ± 2% -13.9% 3840 ± 0% slabinfo.kmalloc-16.active_objs 4462 ± 2% -13.9% 3840 ± 0% slabinfo.kmalloc-16.num_objs 2577 ± 5% -19.3% 2079 ± 0% slabinfo.kmalloc-192.active_objs 2619 ± 4% -20.6% 2079 ± 0% slabinfo.kmalloc-192.num_objs 1345 ± 1% -7.7% 1241 ± 2% slabinfo.kmalloc-256.active_objs 1802 ± 4% -15.3% 1526 ± 3% slabinfo.kmalloc-256.num_objs 5728 ± 4% -37.4% 3584 ± 0% slabinfo.kmalloc-32.active_objs 5728 ± 4% -37.4% 3584 ± 0% slabinfo.kmalloc-32.num_objs 625.50 ± 9% -25.2% 468.00 ± 4% slabinfo.kmalloc-512.active_objs 7370 ± 3% -14.5% 6304 ± 0% slabinfo.kmalloc-64.active_objs 7608 ± 2% -17.1% 6304 ± 0% slabinfo.kmalloc-64.num_objs 4864 ± 5% -15.8% 4096 ± 0% slabinfo.kmalloc-8.active_objs 4864 ± 5% -15.8% 4096 ± 0% slabinfo.kmalloc-8.num_objs 1239 ± 2% -11.9% 1092 ± 0% slabinfo.kmalloc-96.active_objs 1239 ± 2% -11.9% 1092 ± 0% slabinfo.kmalloc-96.num_objs 288.00 ± 11% -55.6% 128.00 ± 0% slabinfo.kmem_cache_node.active_objs 288.00 ± 11% -55.6% 128.00 ± 0% slabinfo.kmem_cache_node.num_objs 1273 ± 3% -26.4% 937.50 ± 3% slabinfo.proc_inode_cache.active_objs 1365 ± 4% -19.0% 1105 ± 4% slabinfo.proc_inode_cache.num_objs 343.50 ± 4% -38.9% 210.00 ± 0% slabinfo.signal_cache.active_objs 343.50 ± 4% -38.9% 210.00 ± 0% slabinfo.signal_cache.num_objs 2773 ± 2% -22.2% 2157 ± 0% slabinfo.vm_area_struct.active_objs 2797 ± 2% -22.8% 2160 ± 0% slabinfo.vm_area_struct.num_objs 3326 ± 18% +157.5% 8565 ± 0% sched_debug.cfs_rq[0]:/.exec_clock 616.00 ± 16% +78.0% 1096 ± 0% sched_debug.cfs_rq[0]:/.load_avg 3924 ± 16% +101.9% 7924 ± 0% sched_debug.cfs_rq[0]:/.min_vruntime 7.75 ± 14% +119.4% 17.00 ± 9% sched_debug.cfs_rq[0]:/.nr_spread_over 6.00 ±100% +16558.3% 999.50 ± 0% sched_debug.cfs_rq[0]:/.runnable_load_avg 1549 ± 17% -28.7% 1105 ± 0% sched_debug.cfs_rq[0]:/.tg_load_avg 616.00 ± 16% +79.5% 1105 ± 0% sched_debug.cfs_rq[0]:/.tg_load_avg_contrib 635.75 ± 14% +58.8% 1009 ± 0% sched_debug.cfs_rq[0]:/.util_avg 0.00 ± 0% -100.0% 0.00 ± -1% sched_debug.cfs_rq[1]:/.MIN_vruntime 2118 ± 63% -100.0% 0.00 ± -1% sched_debug.cfs_rq[1]:/.exec_clock 306.50 ± 25% -100.0% 0.00 ± -1% sched_debug.cfs_rq[1]:/.load_avg 0.00 ± 0% -100.0% 0.00 ± -1% sched_debug.cfs_rq[1]:/.max_vruntime 2653 ± 49% -100.0% 0.00 ± -1% sched_debug.cfs_rq[1]:/.min_vruntime 3.00 ± 23% -100.0% 0.00 ± -1% sched_debug.cfs_rq[1]:/.nr_spread_over 76.00 ± 90% -100.0% 0.00 ± -1% sched_debug.cfs_rq[1]:/.runnable_load_avg 1540 ± 17% -100.0% 0.00 ± -1% sched_debug.cfs_rq[1]:/.tg_load_avg 306.50 ± 25% -100.0% 0.00 ± -1% sched_debug.cfs_rq[1]:/.tg_load_avg_contrib 593.00 ± 18% -100.0% 0.00 ± -1% sched_debug.cfs_rq[1]:/.util_avg 0.00 ± 0% -100.0% 0.00 ± -1% sched_debug.cfs_rq[2]:/.MIN_vruntime 1627 ± 6% -100.0% 0.00 ± -1% sched_debug.cfs_rq[2]:/.exec_clock 437.25 ± 3% -100.0% 0.00 ± -1% sched_debug.cfs_rq[2]:/.load 281.00 ± 34% -100.0% 0.00 ± -1% sched_debug.cfs_rq[2]:/.load_avg 0.00 ± 0% -100.0% 0.00 ± -1% sched_debug.cfs_rq[2]:/.max_vruntime 2413 ± 6% -100.0% 0.00 ± -1% sched_debug.cfs_rq[2]:/.min_vruntime 1.00 ± 0% -100.0% 0.00 ± -1% sched_debug.cfs_rq[2]:/.nr_running 3.00 ± 23% -100.0% 0.00 ± -1% sched_debug.cfs_rq[2]:/.nr_spread_over 102.50 ± 11% -100.0% 0.00 ± -1% sched_debug.cfs_rq[2]:/.runnable_load_avg -1511 ±-40% -100.0% 0.00 ± -1% sched_debug.cfs_rq[2]:/.spread0 1540 ± 17% -100.0% 0.00 ± -1% sched_debug.cfs_rq[2]:/.tg_load_avg 281.00 ± 34% -100.0% 0.00 ± -1% sched_debug.cfs_rq[2]:/.tg_load_avg_contrib 539.50 ± 7% -100.0% 0.00 ± -1% sched_debug.cfs_rq[2]:/.util_avg 0.00 ± 0% -100.0% 0.00 ± -1% sched_debug.cfs_rq[3]:/.MIN_vruntime 2199 ± 55% -100.0% 0.00 ± -1% sched_debug.cfs_rq[3]:/.exec_clock 338.50 ± 52% -100.0% 0.00 ± -1% sched_debug.cfs_rq[3]:/.load_avg 0.00 ± 0% -100.0% 0.00 ± -1% sched_debug.cfs_rq[3]:/.max_vruntime 2818 ± 43% -100.0% 0.00 ± -1% sched_debug.cfs_rq[3]:/.min_vruntime 3.00 ± 23% -100.0% 0.00 ± -1% sched_debug.cfs_rq[3]:/.nr_spread_over 25.25 ±144% -100.0% 0.00 ± -1% sched_debug.cfs_rq[3]:/.runnable_load_avg 1538 ± 17% -100.0% 0.00 ± -1% sched_debug.cfs_rq[3]:/.tg_load_avg 338.25 ± 53% -100.0% 0.00 ± -1% sched_debug.cfs_rq[3]:/.tg_load_avg_contrib 600.75 ± 23% -100.0% 0.00 ± -1% sched_debug.cfs_rq[3]:/.util_avg 241050 ± 16% +234.1% 805228 ± 0% sched_debug.cpu#0.avg_idle 65.00 ±103% +1436.2% 998.50 ± 0% sched_debug.cpu#0.cpu_load[0] 52.75 ± 81% +1791.9% 998.00 ± 0% sched_debug.cpu#0.cpu_load[1] 54.00 ± 49% +1748.1% 998.00 ± 0% sched_debug.cpu#0.cpu_load[2] 58.50 ± 34% +1605.1% 997.50 ± 0% sched_debug.cpu#0.cpu_load[3] 64.00 ± 32% +1458.6% 997.50 ± 0% sched_debug.cpu#0.cpu_load[4] 3466 ± 3% +149.9% 8662 ± 3% sched_debug.cpu#0.nr_load_updates 6361 ± 8% +747.6% 53925 ± 3% sched_debug.cpu#0.nr_switches -7.00 ±-44% -100.0% 0.00 ± -1% sched_debug.cpu#0.nr_uninterruptible 152836 ± 0% -64.7% 53935 ± 3% sched_debug.cpu#0.sched_count 2208 ± 9% +117.3% 4797 ± 6% sched_debug.cpu#0.sched_goidle 4027 ± 5% +608.6% 28542 ± 3% sched_debug.cpu#0.ttwu_count 1871 ± 10% +1424.9% 28542 ± 3% sched_debug.cpu#0.ttwu_local 186707 ± 30% -100.0% 0.00 ± -1% sched_debug.cpu#1.avg_idle 19748 ± 2% -100.0% 0.00 ± -1% sched_debug.cpu#1.clock 19748 ± 2% -100.0% 0.00 ± -1% sched_debug.cpu#1.clock_task 66.25 ± 60% -100.0% 0.00 ± -1% sched_debug.cpu#1.cpu_load[1] 67.50 ± 45% -100.0% 0.00 ± -1% sched_debug.cpu#1.cpu_load[2] 73.00 ± 36% -100.0% 0.00 ± -1% sched_debug.cpu#1.cpu_load[3] 81.00 ± 36% -100.0% 0.00 ± -1% sched_debug.cpu#1.cpu_load[4] 500000 ± 0% -100.0% 0.00 ± -1% sched_debug.cpu#1.max_idle_balance_cost 4294 ± 0% -100.0% 0.00 ± -1% sched_debug.cpu#1.next_balance 4449 ± 32% -100.0% 0.00 ± -1% sched_debug.cpu#1.nr_load_updates 9718 ± 30% -100.0% 0.00 ± -1% sched_debug.cpu#1.nr_switches 9748 ± 29% -100.0% 0.00 ± -1% sched_debug.cpu#1.sched_count 3776 ± 34% -100.0% 0.00 ± -1% sched_debug.cpu#1.sched_goidle 4756 ± 31% -100.0% 0.00 ± -1% sched_debug.cpu#1.ttwu_count 3137 ± 45% -100.0% 0.00 ± -1% sched_debug.cpu#1.ttwu_local 304621 ± 31% -100.0% 0.00 ± -1% sched_debug.cpu#2.avg_idle 19749 ± 2% -100.0% 0.00 ± -1% sched_debug.cpu#2.clock 19749 ± 2% -100.0% 0.00 ± -1% sched_debug.cpu#2.clock_task 27.25 ± 78% -100.0% 0.00 ± -1% sched_debug.cpu#2.cpu_load[1] 31.50 ± 33% -100.0% 0.00 ± -1% sched_debug.cpu#2.cpu_load[2] 34.00 ± 31% -100.0% 0.00 ± -1% sched_debug.cpu#2.cpu_load[3] 41.50 ± 27% -100.0% 0.00 ± -1% sched_debug.cpu#2.cpu_load[4] 755.25 ± 0% -100.0% 0.00 ± -1% sched_debug.cpu#2.curr->pid 437.25 ± 3% -100.0% 0.00 ± -1% sched_debug.cpu#2.load 500000 ± 0% -100.0% 0.00 ± -1% sched_debug.cpu#2.max_idle_balance_cost 4294 ± 0% -100.0% 0.00 ± -1% sched_debug.cpu#2.next_balance 4770 ± 35% -100.0% 0.00 ± -1% sched_debug.cpu#2.nr_load_updates 1.00 ± 0% -100.0% 0.00 ± -1% sched_debug.cpu#2.nr_running 9692 ± 35% -100.0% 0.00 ± -1% sched_debug.cpu#2.nr_switches 9717 ± 35% -100.0% 0.00 ± -1% sched_debug.cpu#2.sched_count 4001 ± 41% -100.0% 0.00 ± -1% sched_debug.cpu#2.sched_goidle 4181 ± 38% -100.0% 0.00 ± -1% sched_debug.cpu#2.ttwu_count 3159 ± 51% -100.0% 0.00 ± -1% sched_debug.cpu#2.ttwu_local 304004 ± 28% -100.0% 0.00 ± -1% sched_debug.cpu#3.avg_idle 19748 ± 2% -100.0% 0.00 ± -1% sched_debug.cpu#3.clock 19748 ± 2% -100.0% 0.00 ± -1% sched_debug.cpu#3.clock_task 23.50 ± 86% -100.0% 0.00 ± -1% sched_debug.cpu#3.cpu_load[1] 30.75 ± 29% -100.0% 0.00 ± -1% sched_debug.cpu#3.cpu_load[2] 34.00 ± 28% -100.0% 0.00 ± -1% sched_debug.cpu#3.cpu_load[3] 40.00 ± 26% -100.0% 0.00 ± -1% sched_debug.cpu#3.cpu_load[4] 500000 ± 0% -100.0% 0.00 ± -1% sched_debug.cpu#3.max_idle_balance_cost 4294 ± 0% -100.0% 0.00 ± -1% sched_debug.cpu#3.next_balance 3224 ± 13% -100.0% 0.00 ± -1% sched_debug.cpu#3.nr_load_updates 6232 ± 21% -100.0% 0.00 ± -1% sched_debug.cpu#3.nr_switches 6258 ± 21% -100.0% 0.00 ± -1% sched_debug.cpu#3.sched_count 2167 ± 24% -100.0% 0.00 ± -1% sched_debug.cpu#3.sched_goidle 2988 ± 12% -100.0% 0.00 ± -1% sched_debug.cpu#3.ttwu_count 1605 ± 39% -100.0% 0.00 ± -1% sched_debug.cpu#3.ttwu_local 7.26 ± 44% +188.3% 20.94 ± 0% sched_debug.rt_rq[0]:/.rt_time 950.00 ± 0% -100.0% 0.00 ± -1% sched_debug.rt_rq[1]:/.rt_runtime 7.07 ± 40% -100.0% 0.00 ± -1% sched_debug.rt_rq[1]:/.rt_time 950.00 ± 0% -100.0% 0.00 ± -1% sched_debug.rt_rq[2]:/.rt_runtime 4.36 ± 46% -100.0% 0.00 ± -1% sched_debug.rt_rq[2]:/.rt_time 950.00 ± 0% -100.0% 0.00 ± -1% sched_debug.rt_rq[3]:/.rt_runtime 0.98 ± 41% -100.0% 0.00 ± -1% sched_debug.rt_rq[3]:/.rt_time 18.00 ± 0% -66.7% 6.00 ± 0% sched_debug.sysctl_sched.sysctl_sched_latency 2.25 ± 0% -66.7% 0.75 ± 0% sched_debug.sysctl_sched.sysctl_sched_min_granularity 3.00 ± 0% -66.7% 1.00 ± 0% sched_debug.sysctl_sched.sysctl_sched_wakeup_granularity ========================================================================================= compiler/cpufreq_governor/kconfig/nr_threads/rootfs/tbox_group/testcase: gcc-4.9/performance/x86_64-rhel/200%/debian-x86_64-2015-02-07.cgz/lkp-nex04/kbuild commit: 8025943c32f5de29b3fd548e917e24424297ca73 0aefb957de5f2a1d9467126114146b6c793cf180 8025943c32f5de29 0aefb957de5f2a1d9467126114 ---------------- -------------------------- %stddev %change %stddev \ | \ 104.84 ± 5% -100.0% 0.00 ± -1% kbuild.time.elapsed_time 104.84 ± 5% -100.0% 0.00 ± -1% kbuild.time.elapsed_time.max 412541 ± 1% -100.0% 0.00 ± -1% kbuild.time.involuntary_context_switches 121633 ± 0% -100.0% 0.00 ± -1% kbuild.time.maximum_resident_set_size 52747117 ± 0% -100.0% 0.00 ± -1% kbuild.time.minor_page_faults 4096 ± 0% -100.0% 0.00 ± -1% kbuild.time.page_size 3778 ± 5% -100.0% 0.00 ± -1% kbuild.time.percent_of_cpu_this_job_got 379.86 ± 0% -100.0% 0.00 ± -1% kbuild.time.system_time 3570 ± 0% -100.0% 0.00 ± -1% kbuild.time.user_time 288008 ± 2% -100.0% 0.00 ± -1% kbuild.time.voluntary_context_switches 142.44 ± 3% +1089.5% 1694 ± 0% uptime.boot 5002 ± 7% -99.7% 13.52 ± 5% uptime.idle 904720 ± 0% -85.4% 131979 ± 0% softirqs.RCU 121427 ± 0% -100.0% 0.00 ± -1% softirqs.SCHED 2361233 ± 0% -64.0% 850141 ± 0% softirqs.TIMER 1480596 ± 0% -13.3% 1284395 ± 0% vmstat.memory.cache 76.75 ± 4% +66.1% 127.50 ± 0% vmstat.procs.r 12767 ± 3% -72.7% 3483 ± 0% vmstat.system.cs 98762 ± 4% -98.9% 1097 ± 0% vmstat.system.in 59.72 ± 5% +67.4% 99.99 ± 0% turbostat.%Busy 1391 ± 5% +72.0% 2392 ± 0% turbostat.Avg_MHz 2.19 ± 6% -99.4% 0.01 ± 66% turbostat.CPU%c1 38.09 ± 8% -100.0% 0.00 ± -1% turbostat.CPU%c3 21.12 ± 18% -100.0% 0.00 ± -1% turbostat.Pkg%pc3 5495433 ± 17% -100.0% 215.25 ± 23% cpuidle.C1-NHM.time 31751 ± 26% -100.0% 3.75 ± 29% cpuidle.C1-NHM.usage 1805244 ± 37% -100.0% 72.25 ±104% cpuidle.C1E-NHM.time 3774 ± 1% -99.9% 2.00 ± 50% cpuidle.C1E-NHM.usage 2.731e+09 ± 13% -100.0% 191811 ± 62% cpuidle.C3-NHM.time 130803 ± 6% -100.0% 33.00 ± 40% cpuidle.C3-NHM.usage 15662 ±171% -100.0% 0.00 ± 0% cpuidle.POLL.time 10.00 ± 12% -100.0% 0.00 ± 0% cpuidle.POLL.usage 11799872 ± 0% +151.4% 29663670 ± 0% numa-numastat.node0.local_node 11803235 ± 0% +151.3% 29663670 ± 0% numa-numastat.node0.numa_hit 3363 ± 40% -100.0% 0.00 ± -1% numa-numastat.node0.other_node 11101506 ± 2% -100.0% 0.00 ± -1% numa-numastat.node1.local_node 11105625 ± 2% -100.0% 3.25 ± 13% numa-numastat.node1.numa_hit 4119 ± 42% -99.9% 3.25 ± 13% numa-numastat.node1.other_node 11853583 ± 0% -100.0% 0.00 ± -1% numa-numastat.node2.local_node 11858825 ± 0% -100.0% 3.50 ± 14% numa-numastat.node2.numa_hit 5242 ± 0% -99.9% 3.50 ± 14% numa-numastat.node2.other_node 11573634 ± 3% -100.0% 0.00 ± -1% numa-numastat.node3.local_node 11576259 ± 3% -100.0% 5.25 ± 34% numa-numastat.node3.numa_hit 104.84 ± 5% -100.0% 0.00 ± -1% time.elapsed_time 104.84 ± 5% -100.0% 0.00 ± -1% time.elapsed_time.max 72.00 ± 0% -100.0% 0.00 ± -1% time.file_system_outputs 412541 ± 1% -100.0% 0.00 ± -1% time.involuntary_context_switches 121633 ± 0% -100.0% 0.00 ± -1% time.maximum_resident_set_size 52747117 ± 0% -100.0% 0.00 ± -1% time.minor_page_faults 4096 ± 0% -100.0% 0.00 ± -1% time.page_size 3778 ± 5% -100.0% 0.00 ± -1% time.percent_of_cpu_this_job_got 379.86 ± 0% -100.0% 0.00 ± -1% time.system_time 3570 ± 0% -100.0% 0.00 ± -1% time.user_time 288008 ± 2% -100.0% 0.00 ± -1% time.voluntary_context_switches 2066024 ± 3% +60.5% 3315086 ± 0% meminfo.Active 1794443 ± 4% +70.8% 3065010 ± 0% meminfo.Active(anon) 22315 ± 6% +403.0% 112252 ± 2% meminfo.AnonHugePages 1696178 ± 4% +80.3% 3057526 ± 0% meminfo.AnonPages 1272562 ± 1% -9.9% 1146164 ± 0% meminfo.Cached 1880690 ± 3% +82.9% 3439557 ± 0% meminfo.Committed_AS 131011 ± 17% -73.9% 34239 ± 2% meminfo.DirectMap4k 19678 ± 2% -49.1% 10014 ± 0% meminfo.Inactive(anon) 37596 ± 3% -13.2% 32645 ± 0% meminfo.Mapped 22047 ± 5% +55.7% 34324 ± 0% meminfo.PageTables 101076 ± 0% -15.5% 85395 ± 0% meminfo.SReclaimable 106116 ± 0% -50.2% 52881 ± 0% meminfo.SUnreclaim 117627 ± 5% -87.7% 14428 ± 0% meminfo.Shmem 207193 ± 0% -33.3% 138276 ± 0% meminfo.Slab 449109 ± 4% +70.6% 766102 ± 0% proc-vmstat.nr_active_anon 424353 ± 4% +80.1% 764234 ± 0% proc-vmstat.nr_anon_pages 318120 ± 1% -9.9% 286543 ± 0% proc-vmstat.nr_file_pages 4894 ± 2% -48.9% 2503 ± 0% proc-vmstat.nr_inactive_anon 9339 ± 2% -12.6% 8162 ± 0% proc-vmstat.nr_mapped 5499 ± 4% +56.0% 8579 ± 0% proc-vmstat.nr_page_table_pages 29375 ± 5% -87.7% 3607 ± 0% proc-vmstat.nr_shmem 25268 ± 0% -15.5% 21348 ± 0% proc-vmstat.nr_slab_reclaimable 26527 ± 0% -50.2% 13219 ± 0% proc-vmstat.nr_slab_unreclaimable 755717 ± 1% -91.8% 61736 ± 9% proc-vmstat.numa_hint_faults 689912 ± 2% -91.1% 61700 ± 9% proc-vmstat.numa_hint_faults_local 46356067 ± 0% -36.0% 29659695 ± 0% proc-vmstat.numa_hit 46343679 ± 0% -36.0% 29659683 ± 0% proc-vmstat.numa_local 12388 ± 0% -99.9% 12.00 ± 21% proc-vmstat.numa_other 57823 ± 21% -100.0% 0.00 ± -1% proc-vmstat.numa_pages_migrated 1990271 ± 1% -80.1% 395921 ± 2% proc-vmstat.numa_pte_updates 162988 ± 0% -60.6% 64139 ± 0% proc-vmstat.pgactivate 655192 ± 0% +44.2% 944722 ± 0% proc-vmstat.pgalloc_dma32 46328460 ± 0% -35.8% 29750505 ± 0% proc-vmstat.pgalloc_normal 53042719 ± 0% -36.4% 33736338 ± 0% proc-vmstat.pgfault 46867311 ± 0% -36.4% 29785295 ± 0% proc-vmstat.pgfree 315.50 ± 79% -88.7% 35.75 ± 36% proc-vmstat.pgmigrate_fail 57823 ± 21% -100.0% 0.00 ± -1% proc-vmstat.pgmigrate_success 49.00 ± 18% +2333.2% 1192 ± 0% proc-vmstat.thp_collapse_alloc 1665376 ± 10% +319.3% 6982441 ± 0% latency_stats.avg.async_synchronize_cookie_domain.async_synchronize_full.do_init_module.load_module.SyS_finit_module.entry_SYSCALL_64_fastpath 4338 ± 67% +1052.7% 50004 ±141% latency_stats.avg.call_rwsem_down_read_failed.rmap_walk.remove_migration_ptes.migrate_pages.migrate_misplaced_page.handle_mm_fault.__do_page_fault.do_page_fault.page_fault 2125 ± 67% +3514.0% 76816 ± 12% latency_stats.avg.call_rwsem_down_write_failed.unlink_file_vma.free_pgtables.exit_mmap.mmput.flush_old_exec.load_elf_binary.search_binary_handler.do_execveat_common.SyS_execve.return_from_execve 795.75 ±129% +9140.8% 73534 ± 18% latency_stats.avg.call_rwsem_down_write_failed.vma_adjust.__split_vma.split_vma.mprotect_fixup.SyS_mprotect.entry_SYSCALL_64_fastpath 1165 ± 74% +4634.4% 55191 ± 13% latency_stats.avg.call_rwsem_down_write_failed.vma_link.mmap_region.do_mmap.vm_mmap_pgoff.SyS_mmap_pgoff.SyS_mmap.entry_SYSCALL_64_fastpath 5711 ±125% +1029.5% 64513 ± 22% latency_stats.avg.call_rwsem_down_write_failed.vma_link.mmap_region.do_mmap.vm_mmap_pgoff.vm_mmap.elf_map.load_elf_binary.search_binary_handler.do_execveat_common.SyS_execve.return_from_execve 122831 ±100% -100.0% 0.00 ± -1% latency_stats.avg.call_usermodehelper_exec.__request_module.misc_open.chrdev_open.do_dentry_open.vfs_open.path_openat.do_filp_open.do_sys_open.SyS_open.entry_SYSCALL_64_fastpath 0.00 ± -1% +Inf% 39597 ±108% latency_stats.avg.do_unlinkat.SyS_unlink.entry_SYSCALL_64_fastpath 0.00 ± -1% +Inf% 73352 ± 25% latency_stats.avg.do_unlinkat.SyS_unlinkat.entry_SYSCALL_64_fastpath 0.00 ± -1% +Inf% 49371 ± 75% latency_stats.avg.filename_create.SyS_mkdir.entry_SYSCALL_64_fastpath 35223 ± 6% -94.2% 2047 ±101% latency_stats.avg.flush_work.__cancel_work_timer.cancel_delayed_work_sync.disk_block_events.__blkdev_get.blkdev_get.blkdev_open.do_dentry_open.vfs_open.path_openat.do_filp_open.do_sys_open 0.00 ± -1% +Inf% 14611942 ± 33% latency_stats.avg.nfs_wait_on_request.nfs_updatepage.nfs_write_end.generic_perform_write.__generic_file_write_iter.generic_file_write_iter.nfs_file_write.__vfs_write.vfs_write.SyS_write.entry_SYSCALL_64_fastpath 8426 ± 65% +768.5% 73176 ± 22% latency_stats.avg.walk_component.path_lookupat.filename_lookup.user_path_at_empty.vfs_fstatat.SYSC_newstat.SyS_newstat.entry_SYSCALL_64_fastpath 218812 ± 1% +522.6% 1362320 ± 0% latency_stats.hits.pipe_wait.pipe_read.__vfs_read.vfs_read.SyS_read.entry_SYSCALL_64_fastpath 9134 ± 68% +804.7% 82637 ±141% latency_stats.max.call_rwsem_down_read_failed.rmap_walk.remove_migration_ptes.migrate_pages.migrate_misplaced_page.handle_mm_fault.__do_page_fault.do_page_fault.page_fault 12282 ± 53% -100.0% 0.00 ± -1% latency_stats.max.call_rwsem_down_write_failed.unlink_file_vma.free_pgtables.unmap_region.do_munmap.vm_munmap.elf_map.load_elf_binary.search_binary_handler.do_execveat_common.SyS_execve.return_from_execve 7134 ± 37% -100.0% 0.00 ± -1% latency_stats.max.call_rwsem_down_write_failed.vma_adjust.__split_vma.do_munmap.vm_munmap.elf_map.load_elf_binary.search_binary_handler.do_execveat_common.SyS_execve.return_from_execve 12658 ± 50% +874.7% 123382 ± 3% latency_stats.max.call_rwsem_down_write_failed.vma_link.mmap_region.do_mmap.vm_mmap_pgoff.SyS_mmap_pgoff.SyS_mmap.entry_SYSCALL_64_fastpath 122831 ±100% -100.0% 0.00 ± -1% latency_stats.max.call_usermodehelper_exec.__request_module.misc_open.chrdev_open.do_dentry_open.vfs_open.path_openat.do_filp_open.do_sys_open.SyS_open.entry_SYSCALL_64_fastpath 0.00 ± -1% +Inf% 43262 ±112% latency_stats.max.do_unlinkat.SyS_unlink.entry_SYSCALL_64_fastpath 0.00 ± -1% +Inf% 118159 ± 3% latency_stats.max.do_unlinkat.SyS_unlinkat.entry_SYSCALL_64_fastpath 0.00 ± -1% +Inf% 49371 ± 75% latency_stats.max.filename_create.SyS_mkdir.entry_SYSCALL_64_fastpath 168505 ± 9% -95.9% 6848 ± 99% latency_stats.max.flush_work.__cancel_work_timer.cancel_delayed_work_sync.disk_block_events.__blkdev_get.blkdev_get.blkdev_open.do_dentry_open.vfs_open.path_openat.do_filp_open.do_sys_open 0.00 ± -1% +Inf% 51311280 ± 63% latency_stats.max.nfs_wait_on_request.nfs_updatepage.nfs_write_end.generic_perform_write.__generic_file_write_iter.generic_file_write_iter.nfs_file_write.__vfs_write.vfs_write.SyS_write.entry_SYSCALL_64_fastpath 5000 ± 0% +4875.6% 248777 ± 16% latency_stats.max.pipe_wait.pipe_read.__vfs_read.vfs_read.SyS_read.entry_SYSCALL_64_fastpath 14429 ± 40% -100.0% 0.00 ± -1% latency_stats.max.wait_on_page_bit.__migration_entry_wait.migration_entry_wait.handle_mm_fault.__do_page_fault.do_page_fault.page_fault 12322 ± 64% +1089.5% 146575 ± 28% latency_stats.max.walk_component.path_lookupat.filename_lookup.user_path_at_empty.vfs_fstatat.SYSC_newstat.SyS_newstat.entry_SYSCALL_64_fastpath 90763 ± 20% -91.4% 7823 ± 30% latency_stats.sum.call_rwsem_down_read_failed.__do_page_fault.do_page_fault.page_fault 20718 ± 72% +624.0% 150011 ±141% latency_stats.sum.call_rwsem_down_read_failed.rmap_walk.remove_migration_ptes.migrate_pages.migrate_misplaced_page.handle_mm_fault.__do_page_fault.do_page_fault.page_fault 243636 ± 75% +778.5% 2140388 ± 42% latency_stats.sum.call_rwsem_down_write_failed.unlink_file_vma.free_pgtables.exit_mmap.mmput.flush_old_exec.load_elf_binary.search_binary_handler.do_execveat_common.SyS_execve.return_from_execve 5951 ± 82% -100.0% 0.00 ± -1% latency_stats.sum.call_rwsem_down_write_failed.unlink_file_vma.free_pgtables.unmap_region.do_munmap.mmap_region.do_mmap.vm_mmap_pgoff.SyS_mmap_pgoff.SyS_mmap.entry_SYSCALL_64_fastpath 20277 ± 33% -100.0% 0.00 ± -1% latency_stats.sum.call_rwsem_down_write_failed.unlink_file_vma.free_pgtables.unmap_region.do_munmap.vm_munmap.elf_map.load_elf_binary.search_binary_handler.do_execveat_common.SyS_execve.return_from_execve 14602 ± 44% -100.0% 0.00 ± -1% latency_stats.sum.call_rwsem_down_write_failed.vma_adjust.__split_vma.do_munmap.vm_munmap.elf_map.load_elf_binary.search_binary_handler.do_execveat_common.SyS_execve.return_from_execve 53613 ± 82% +1634.2% 929747 ± 23% latency_stats.sum.call_rwsem_down_write_failed.vma_link.mmap_region.do_mmap.vm_mmap_pgoff.SyS_mmap_pgoff.SyS_mmap.entry_SYSCALL_64_fastpath 122831 ±100% -100.0% 0.00 ± -1% latency_stats.sum.call_usermodehelper_exec.__request_module.misc_open.chrdev_open.do_dentry_open.vfs_open.path_openat.do_filp_open.do_sys_open.SyS_open.entry_SYSCALL_64_fastpath 0.00 ± -1% +Inf% 65312 ±128% latency_stats.sum.do_unlinkat.SyS_unlink.entry_SYSCALL_64_fastpath 0.00 ± -1% +Inf% 308983 ± 33% latency_stats.sum.do_unlinkat.SyS_unlinkat.entry_SYSCALL_64_fastpath 0.00 ± -1% +Inf% 49371 ± 75% latency_stats.sum.filename_create.SyS_mkdir.entry_SYSCALL_64_fastpath 193289 ± 9% -96.4% 6943 ± 98% latency_stats.sum.flush_work.__cancel_work_timer.cancel_delayed_work_sync.disk_block_events.__blkdev_get.blkdev_get.blkdev_open.do_dentry_open.vfs_open.path_openat.do_filp_open.do_sys_open 0.00 ± -1% +Inf% 1.36e+08 ± 63% latency_stats.sum.nfs_wait_on_request.nfs_updatepage.nfs_write_end.generic_perform_write.__generic_file_write_iter.generic_file_write_iter.nfs_file_write.__vfs_write.vfs_write.SyS_write.entry_SYSCALL_64_fastpath 1.188e+08 ± 3% -82.5% 20794203 ± 2% latency_stats.sum.pipe_wait.pipe_read.__vfs_read.vfs_read.SyS_read.entry_SYSCALL_64_fastpath 4281 ± 5% +327.1% 18286 ± 19% latency_stats.sum.unix_wait_for_peer.unix_dgram_sendmsg.sock_sendmsg.___sys_sendmsg.__sys_sendmsg.SyS_sendmsg.entry_SYSCALL_64_fastpath 26548 ± 57% -100.0% 0.00 ± -1% latency_stats.sum.wait_on_page_bit.__migration_entry_wait.migration_entry_wait.handle_mm_fault.__do_page_fault.do_page_fault.page_fault 27361 ±107% -100.0% 0.00 ± -1% latency_stats.sum.wait_on_page_bit_killable.__lock_page_or_retry.filemap_fault.__do_fault.handle_mm_fault.__do_page_fault.do_page_fault.page_fault 18947055 ± 2% -93.3% 1266142 ± 3% latency_stats.sum.wait_woken.inotify_read.__vfs_read.vfs_read.SyS_read.entry_SYSCALL_64_fastpath 71501253 ± 15% +638.0% 5.277e+08 ± 11% latency_stats.sum.walk_component.link_path_walk.path_openat.do_filp_open.do_sys_open.SyS_open.entry_SYSCALL_64_fastpath 26943 ± 78% +4133.8% 1140734 ± 68% latency_stats.sum.walk_component.path_lookupat.filename_lookup.user_path_at_empty.vfs_fstatat.SYSC_newstat.SyS_newstat.entry_SYSCALL_64_fastpath 110139 ± 11% +589.8% 759693 ± 0% numa-vmstat.node0.nr_active_anon 16984 ± 6% +14.5% 19449 ± 1% numa-vmstat.node0.nr_active_file 104129 ± 5% +627.8% 757813 ± 0% numa-vmstat.node0.nr_anon_pages 679.50 ±146% +268.4% 2503 ± 0% numa-vmstat.node0.nr_inactive_anon 433.50 ± 2% +113.2% 924.25 ± 0% numa-vmstat.node0.nr_kernel_stack 1872 ± 2% +67.1% 3128 ± 0% numa-vmstat.node0.nr_mapped 1320 ± 9% +544.5% 8510 ± 0% numa-vmstat.node0.nr_page_table_pages 5854 ± 6% +34.8% 7893 ± 1% numa-vmstat.node0.nr_slab_reclaimable 57.50 ±100% +125.7% 129.75 ± 2% numa-vmstat.node0.nr_written 5938372 ± 0% +159.4% 15406922 ± 0% numa-vmstat.node0.numa_hit 5932132 ± 0% +159.7% 15406922 ± 0% numa-vmstat.node0.numa_local 6239 ± 25% -100.0% 0.00 ± -1% numa-vmstat.node0.numa_other 108408 ± 12% -100.0% 0.00 ± -1% numa-vmstat.node1.nr_active_anon 16904 ± 1% -15.7% 14256 ± 0% numa-vmstat.node1.nr_active_file 299.00 ± 3% -42.3% 172.50 ± 10% numa-vmstat.node1.nr_alloc_batch 102542 ± 6% -100.0% 0.00 ± -1% numa-vmstat.node1.nr_anon_pages 716.50 ±154% -100.0% 0.00 ± -1% numa-vmstat.node1.nr_inactive_anon 209.25 ± 2% -61.8% 80.00 ± 0% numa-vmstat.node1.nr_kernel_stack 1944 ± 7% -13.9% 1673 ± 0% numa-vmstat.node1.nr_mapped 1290 ± 6% -100.0% 0.00 ± -1% numa-vmstat.node1.nr_page_table_pages 6538 ±169% -100.0% 0.00 ± -1% numa-vmstat.node1.nr_shmem 6193 ± 13% -26.5% 4555 ± 2% numa-vmstat.node1.nr_slab_reclaimable 6407 ± 5% -73.1% 1726 ± 4% numa-vmstat.node1.nr_slab_unreclaimable 5623718 ± 3% -98.3% 95861 ± 0% numa-vmstat.node1.numa_hit 5523150 ± 3% -100.0% 0.00 ± -1% numa-vmstat.node1.numa_local 107833 ± 4% -100.0% 0.00 ± -1% numa-vmstat.node2.nr_active_anon 17345 ± 3% -16.4% 14492 ± 1% numa-vmstat.node2.nr_active_file 568.00 ± 3% +21.2% 688.50 ± 2% numa-vmstat.node2.nr_alloc_batch 107789 ± 5% -100.0% 0.00 ± -1% numa-vmstat.node2.nr_anon_pages 579.25 ±153% -100.0% 0.00 ± -1% numa-vmstat.node2.nr_inactive_anon 229.25 ± 5% -65.1% 80.00 ± 0% numa-vmstat.node2.nr_kernel_stack 2230 ± 27% -24.9% 1673 ± 0% numa-vmstat.node2.nr_mapped 1496 ± 7% -100.0% 0.00 ± -1% numa-vmstat.node2.nr_page_table_pages 628.50 ±139% -100.0% 0.00 ± -1% numa-vmstat.node2.nr_shmem 6596 ± 5% -32.9% 4424 ± 2% numa-vmstat.node2.nr_slab_reclaimable 6283 ± 5% -72.5% 1726 ± 3% numa-vmstat.node2.nr_slab_unreclaimable 5929199 ± 0% -98.4% 95779 ± 0% numa-vmstat.node2.numa_hit 5826957 ± 0% -100.0% 0.00 ± -1% numa-vmstat.node2.numa_local 116961 ± 6% -100.0% 0.00 ± -1% numa-vmstat.node3.nr_active_anon 16707 ± 2% -13.9% 14380 ± 3% numa-vmstat.node3.nr_active_file 561.25 ± 10% +19.1% 668.50 ± 2% numa-vmstat.node3.nr_alloc_batch 104224 ± 5% -100.0% 0.00 ± -1% numa-vmstat.node3.nr_anon_pages 87508 ± 16% -22.8% 67595 ± 0% numa-vmstat.node3.nr_file_pages 2769 ± 66% -100.0% 0.00 ± -1% numa-vmstat.node3.nr_inactive_anon 237.00 ± 3% -66.2% 80.00 ± 0% numa-vmstat.node3.nr_kernel_stack 2984 ± 21% -43.9% 1673 ± 0% numa-vmstat.node3.nr_mapped 1427 ± 5% -100.0% 0.00 ± -1% numa-vmstat.node3.nr_page_table_pages 15490 ± 93% -100.0% 0.00 ± -1% numa-vmstat.node3.nr_shmem 6616 ± 6% -32.3% 4477 ± 3% numa-vmstat.node3.nr_slab_reclaimable 6653 ± 4% -72.6% 1821 ± 2% numa-vmstat.node3.nr_slab_unreclaimable 5847574 ± 3% -98.4% 95859 ± 0% numa-vmstat.node3.numa_hit 5748223 ± 3% -100.0% 0.00 ± -1% numa-vmstat.node3.numa_local 509957 ± 9% +511.3% 3117196 ± 0% numa-meminfo.node0.Active 442054 ± 11% +587.6% 3039390 ± 0% numa-meminfo.node0.Active(anon) 67901 ± 6% +14.6% 77805 ± 1% numa-meminfo.node0.Active(file) 4423 ± 15% +2423.8% 111633 ± 2% numa-meminfo.node0.AnonHugePages 418189 ± 5% +625.0% 3031716 ± 0% numa-meminfo.node0.AnonPages 224231 ± 2% +12.9% 253176 ± 0% numa-meminfo.node0.Inactive 2729 ±147% +266.9% 10012 ± 0% numa-meminfo.node0.Inactive(anon) 6946 ± 2% +113.0% 14795 ± 0% numa-meminfo.node0.KernelStack 7512 ± 4% +66.7% 12521 ± 0% numa-meminfo.node0.Mapped 984792 ± 6% +268.3% 3627071 ± 0% numa-meminfo.node0.MemUsed 5295 ± 9% +543.1% 34049 ± 0% numa-meminfo.node0.PageTables 23417 ± 6% +34.8% 31574 ± 1% numa-meminfo.node0.SReclaimable 52037 ± 4% +21.6% 63262 ± 0% numa-meminfo.node0.Slab 499568 ± 10% -88.6% 57028 ± 0% numa-meminfo.node1.Active 431939 ± 12% -100.0% 0.00 ± -1% numa-meminfo.node1.Active(anon) 67627 ± 1% -15.7% 57028 ± 0% numa-meminfo.node1.Active(file) 3606 ± 14% -100.0% 0.00 ± -1% numa-meminfo.node1.AnonHugePages 408452 ± 6% -100.0% 0.00 ± -1% numa-meminfo.node1.AnonPages 2780 ±153% -100.0% 0.00 ± -1% numa-meminfo.node1.Inactive(anon) 3359 ± 2% -61.9% 1280 ± 0% numa-meminfo.node1.KernelStack 7686 ± 5% -12.9% 6695 ± 0% numa-meminfo.node1.Mapped 941516 ± 7% -57.2% 403269 ± 0% numa-meminfo.node1.MemUsed 5218 ± 6% -100.0% 0.00 ± -1% numa-meminfo.node1.PageTables 24774 ± 13% -26.5% 18220 ± 2% numa-meminfo.node1.SReclaimable 25634 ± 5% -73.1% 6907 ± 4% numa-meminfo.node1.SUnreclaim 26059 ±169% -100.0% 0.00 ± -1% numa-meminfo.node1.Shmem 50409 ± 8% -50.2% 25127 ± 2% numa-meminfo.node1.Slab 502526 ± 3% -88.5% 57971 ± 1% numa-meminfo.node2.Active 433231 ± 4% -100.0% 0.00 ± -1% numa-meminfo.node2.Active(anon) 69294 ± 3% -16.3% 57971 ± 1% numa-meminfo.node2.Active(file) 5696 ± 38% -100.0% 0.00 ± -1% numa-meminfo.node2.AnonHugePages 432924 ± 4% -100.0% 0.00 ± -1% numa-meminfo.node2.AnonPages 2324 ±152% -100.0% 0.00 ± -1% numa-meminfo.node2.Inactive(anon) 3667 ± 6% -65.1% 1280 ± 0% numa-meminfo.node2.KernelStack 8914 ± 27% -24.9% 6698 ± 0% numa-meminfo.node2.Mapped 957199 ± 2% -57.9% 402880 ± 0% numa-meminfo.node2.MemUsed 5993 ± 6% -100.0% 0.00 ± -1% numa-meminfo.node2.PageTables 26387 ± 5% -32.9% 17696 ± 2% numa-meminfo.node2.SReclaimable 25142 ± 5% -72.5% 6906 ± 3% numa-meminfo.node2.SUnreclaim 2526 ±138% -100.0% 0.00 ± -1% numa-meminfo.node2.Shmem 51530 ± 5% -52.3% 24602 ± 1% numa-meminfo.node2.Slab 534938 ± 6% -89.2% 57522 ± 3% numa-meminfo.node3.Active 468139 ± 7% -100.0% 0.00 ± -1% numa-meminfo.node3.Active(anon) 66798 ± 2% -13.9% 57522 ± 3% numa-meminfo.node3.Active(file) 8733 ± 32% -100.0% 0.00 ± -1% numa-meminfo.node3.AnonHugePages 417249 ± 5% -100.0% 0.00 ± -1% numa-meminfo.node3.AnonPages 350026 ± 16% -22.8% 270382 ± 0% numa-meminfo.node3.FilePages 232290 ± 3% -8.4% 212855 ± 0% numa-meminfo.node3.Inactive 11082 ± 66% -100.0% 0.00 ± -1% numa-meminfo.node3.Inactive(anon) 3810 ± 4% -66.4% 1280 ± 0% numa-meminfo.node3.KernelStack 11993 ± 21% -44.1% 6698 ± 0% numa-meminfo.node3.Mapped 992484 ± 4% -59.3% 403674 ± 0% numa-meminfo.node3.MemUsed 5683 ± 6% -100.0% 0.00 ± -1% numa-meminfo.node3.PageTables 26471 ± 6% -32.3% 17910 ± 3% numa-meminfo.node3.SReclaimable 26622 ± 4% -72.6% 7285 ± 1% numa-meminfo.node3.SUnreclaim 61961 ± 93% -100.0% 0.00 ± -1% numa-meminfo.node3.Shmem 53094 ± 2% -52.5% 25195 ± 1% numa-meminfo.node3.Slab 12113 ± 0% -48.7% 6220 ± 0% slabinfo.Acpi-Namespace.active_objs 12113 ± 0% -48.7% 6220 ± 0% slabinfo.Acpi-Namespace.num_objs 45248 ± 0% -15.3% 38340 ± 0% slabinfo.Acpi-Operand.active_objs 808.00 ± 0% -15.2% 685.50 ± 0% slabinfo.Acpi-Operand.active_slabs 45248 ± 0% -15.2% 38388 ± 0% slabinfo.Acpi-Operand.num_objs 808.00 ± 0% -15.2% 685.50 ± 0% slabinfo.Acpi-Operand.num_slabs 2457 ± 0% -96.9% 77.00 ± 0% slabinfo.Acpi-ParseExt.active_objs 2457 ± 0% -96.9% 77.00 ± 0% slabinfo.Acpi-ParseExt.num_objs 101478 ± 0% -10.4% 90897 ± 0% slabinfo.Acpi-State.active_objs 1991 ± 0% -10.5% 1782 ± 0% slabinfo.Acpi-State.active_slabs 101558 ± 0% -10.5% 90924 ± 0% slabinfo.Acpi-State.num_objs 1991 ± 0% -10.5% 1782 ± 0% slabinfo.Acpi-State.num_slabs 2381 ± 1% -89.0% 261.00 ± 5% slabinfo.RAW.active_objs 2381 ± 1% -89.0% 261.00 ± 5% slabinfo.RAW.num_objs 119.00 ± 0% -85.7% 17.00 ± 0% slabinfo.TCP.active_objs 119.00 ± 0% -85.7% 17.00 ± 0% slabinfo.TCP.num_objs 280.50 ± 5% -87.9% 34.00 ± 0% slabinfo.UDP.active_objs 280.50 ± 5% -87.9% 34.00 ± 0% slabinfo.UDP.num_objs 32761 ± 1% -75.7% 7962 ± 0% slabinfo.anon_vma.active_objs 644.75 ± 1% -74.8% 162.25 ± 0% slabinfo.anon_vma.active_slabs 32914 ± 1% -74.8% 8298 ± 0% slabinfo.anon_vma.num_objs 644.75 ± 1% -74.8% 162.25 ± 0% slabinfo.anon_vma.num_slabs 727.75 ± 12% -90.0% 73.00 ± 0% slabinfo.avc_xperms_node.active_objs 727.75 ± 12% -90.0% 73.00 ± 0% slabinfo.avc_xperms_node.num_objs 286.75 ± 14% -86.4% 39.00 ± 0% slabinfo.bdev_cache.active_objs 286.75 ± 14% -86.4% 39.00 ± 0% slabinfo.bdev_cache.num_objs 850.50 ± 11% -94.8% 44.00 ± 0% slabinfo.blkdev_requests.active_objs 850.50 ± 11% -94.8% 44.00 ± 0% slabinfo.blkdev_requests.num_objs 102815 ± 0% -11.7% 90801 ± 0% slabinfo.dentry.active_objs 2514 ± 0% -14.0% 2163 ± 0% slabinfo.dentry.active_slabs 105626 ± 0% -14.0% 90887 ± 0% slabinfo.dentry.num_objs 2514 ± 0% -14.0% 2163 ± 0% slabinfo.dentry.num_slabs 530.75 ± 10% -92.7% 39.00 ± 0% slabinfo.file_lock_cache.active_objs 530.75 ± 10% -92.7% 39.00 ± 0% slabinfo.file_lock_cache.num_objs 3108 ± 0% -76.5% 729.75 ± 0% slabinfo.files_cache.active_objs 3108 ± 0% -76.5% 729.75 ± 0% slabinfo.files_cache.num_objs 3970 ± 2% -12.2% 3485 ± 0% slabinfo.ftrace_event_field.active_objs 3970 ± 2% -12.2% 3485 ± 0% slabinfo.ftrace_event_field.num_objs 2129 ± 1% -45.0% 1170 ± 0% slabinfo.idr_layer_cache.active_objs 2129 ± 1% -45.0% 1170 ± 0% slabinfo.idr_layer_cache.num_objs 55954 ± 0% -30.7% 38763 ± 0% slabinfo.kernfs_node_cache.active_objs 1645 ± 0% -30.7% 1139 ± 0% slabinfo.kernfs_node_cache.active_slabs 55954 ± 0% -30.7% 38763 ± 0% slabinfo.kernfs_node_cache.num_objs 1645 ± 0% -30.7% 1139 ± 0% slabinfo.kernfs_node_cache.num_slabs 3558 ± 0% -72.7% 972.50 ± 0% slabinfo.kmalloc-1024.active_objs 3687 ± 0% -72.3% 1020 ± 1% slabinfo.kmalloc-1024.num_objs 5673 ± 2% -58.0% 2380 ± 0% slabinfo.kmalloc-128.active_objs 177.00 ± 2% -57.6% 75.00 ± 0% slabinfo.kmalloc-128.active_slabs 5673 ± 2% -57.3% 2424 ± 0% slabinfo.kmalloc-128.num_objs 177.00 ± 2% -57.6% 75.00 ± 0% slabinfo.kmalloc-128.num_slabs 21548 ± 0% -54.6% 9784 ± 0% slabinfo.kmalloc-16.active_objs 21548 ± 0% -52.7% 10200 ± 0% slabinfo.kmalloc-16.num_objs 17530 ± 2% -73.2% 4704 ± 0% slabinfo.kmalloc-192.active_objs 434.25 ± 2% -73.2% 116.25 ± 0% slabinfo.kmalloc-192.active_slabs 18270 ± 2% -73.2% 4900 ± 0% slabinfo.kmalloc-192.num_objs 434.25 ± 2% -73.2% 116.25 ± 0% slabinfo.kmalloc-192.num_slabs 3461 ± 2% -79.2% 718.75 ± 0% slabinfo.kmalloc-2048.active_objs 220.00 ± 2% -78.8% 46.75 ± 0% slabinfo.kmalloc-2048.active_slabs 3534 ± 2% -78.7% 751.75 ± 0% slabinfo.kmalloc-2048.num_objs 220.00 ± 2% -78.8% 46.75 ± 0% slabinfo.kmalloc-2048.num_slabs 11286 ± 1% -57.5% 4801 ± 0% slabinfo.kmalloc-256.active_objs 394.75 ± 0% -56.2% 172.75 ± 2% slabinfo.kmalloc-256.active_slabs 12643 ± 0% -56.1% 5545 ± 2% slabinfo.kmalloc-256.num_objs 394.75 ± 0% -56.2% 172.75 ± 2% slabinfo.kmalloc-256.num_slabs 25089 ± 5% -68.9% 7797 ± 0% slabinfo.kmalloc-32.active_objs 197.50 ± 4% -62.4% 74.25 ± 1% slabinfo.kmalloc-32.active_slabs 25367 ± 4% -62.1% 9626 ± 1% slabinfo.kmalloc-32.num_objs 197.50 ± 4% -62.4% 74.25 ± 1% slabinfo.kmalloc-32.num_slabs 1080 ± 1% -61.5% 416.00 ± 0% slabinfo.kmalloc-4096.active_objs 1113 ± 1% -56.6% 483.50 ± 0% slabinfo.kmalloc-4096.num_objs 6479 ± 4% -61.9% 2469 ± 0% slabinfo.kmalloc-512.active_objs 206.00 ± 4% -57.3% 88.00 ± 0% slabinfo.kmalloc-512.active_slabs 6621 ± 4% -57.2% 2834 ± 0% slabinfo.kmalloc-512.num_objs 206.00 ± 4% -57.3% 88.00 ± 0% slabinfo.kmalloc-512.num_slabs 54719 ± 2% -51.5% 26525 ± 0% slabinfo.kmalloc-64.active_objs 861.50 ± 2% -50.1% 430.00 ± 0% slabinfo.kmalloc-64.active_slabs 55167 ± 2% -50.0% 27557 ± 0% slabinfo.kmalloc-64.num_objs 861.50 ± 2% -50.1% 430.00 ± 0% slabinfo.kmalloc-64.num_slabs 37940 ± 1% -86.7% 5040 ± 3% slabinfo.kmalloc-8.active_objs 39296 ± 1% -84.7% 6015 ± 3% slabinfo.kmalloc-8.num_objs 489.00 ± 0% -87.8% 59.50 ± 0% slabinfo.kmalloc-8192.active_objs 122.25 ± 0% -87.7% 15.00 ± 0% slabinfo.kmalloc-8192.active_slabs 489.00 ± 0% -87.7% 60.00 ± 0% slabinfo.kmalloc-8192.num_objs 122.25 ± 0% -87.7% 15.00 ± 0% slabinfo.kmalloc-8192.num_slabs 4326 ± 1% -65.1% 1510 ± 0% slabinfo.kmalloc-96.active_objs 4754 ± 2% -64.7% 1679 ± 0% slabinfo.kmalloc-96.num_objs 547.00 ± 12% -72.0% 153.00 ± 0% slabinfo.kmem_cache.active_objs 547.00 ± 12% -72.0% 153.00 ± 0% slabinfo.kmem_cache.num_objs 961.00 ± 8% -53.3% 449.00 ± 0% slabinfo.kmem_cache_node.active_objs 1006 ± 8% -49.1% 512.00 ± 0% slabinfo.kmem_cache_node.num_objs 2199 ± 0% -72.6% 602.50 ± 0% slabinfo.mm_struct.active_objs 2199 ± 0% -71.5% 627.50 ± 0% slabinfo.mm_struct.num_objs 1250 ± 3% -93.3% 84.00 ± 0% slabinfo.mnt_cache.active_objs 1250 ± 3% -93.3% 84.00 ± 0% slabinfo.mnt_cache.num_objs 160.00 ± 0% -80.0% 32.00 ± 0% slabinfo.nfs_inode_cache.active_objs 160.00 ± 0% -80.0% 32.00 ± 0% slabinfo.nfs_inode_cache.num_objs 11179 ± 2% -55.0% 5028 ± 0% slabinfo.proc_inode_cache.active_objs 215.50 ± 2% -54.5% 98.00 ± 0% slabinfo.proc_inode_cache.active_slabs 11232 ± 2% -54.2% 5146 ± 0% slabinfo.proc_inode_cache.num_objs 215.50 ± 2% -54.5% 98.00 ± 0% slabinfo.proc_inode_cache.num_slabs 35555 ± 0% -15.3% 30118 ± 0% slabinfo.radix_tree_node.active_objs 638.50 ± 0% -15.7% 538.50 ± 0% slabinfo.radix_tree_node.active_slabs 35779 ± 0% -15.6% 30182 ± 0% slabinfo.radix_tree_node.num_objs 638.50 ± 0% -15.7% 538.50 ± 0% slabinfo.radix_tree_node.num_slabs 4685 ± 1% -70.8% 1370 ± 0% slabinfo.shmem_inode_cache.active_objs 4685 ± 1% -70.8% 1370 ± 0% slabinfo.shmem_inode_cache.num_objs 3003 ± 1% -61.0% 1172 ± 0% slabinfo.sighand_cache.active_objs 201.00 ± 1% -60.3% 79.75 ± 0% slabinfo.sighand_cache.active_slabs 3021 ± 1% -60.2% 1203 ± 0% slabinfo.sighand_cache.num_objs 201.00 ± 1% -60.3% 79.75 ± 0% slabinfo.sighand_cache.num_slabs 3402 ± 0% -63.4% 1245 ± 0% slabinfo.signal_cache.active_objs 3402 ± 0% -62.2% 1284 ± 0% slabinfo.signal_cache.num_objs 3301 ± 1% -98.5% 51.00 ± 0% slabinfo.sigqueue.active_objs 3301 ± 1% -98.5% 51.00 ± 0% slabinfo.sigqueue.num_objs 3402 ± 1% -91.0% 306.00 ± 0% slabinfo.sock_inode_cache.active_objs 3402 ± 1% -91.0% 306.00 ± 0% slabinfo.sock_inode_cache.num_objs 1293 ± 0% -9.5% 1170 ± 0% slabinfo.task_struct.active_objs 1338 ± 0% -11.5% 1185 ± 0% slabinfo.task_struct.num_objs 2329 ± 5% -25.0% 1747 ± 0% slabinfo.trace_event_file.active_objs 2329 ± 5% -25.0% 1747 ± 0% slabinfo.trace_event_file.num_objs 35881 ± 1% -48.6% 18445 ± 0% slabinfo.vm_area_struct.active_objs 821.00 ± 1% -46.9% 435.75 ± 0% slabinfo.vm_area_struct.active_slabs 36135 ± 1% -46.9% 19188 ± 0% slabinfo.vm_area_struct.num_objs 821.00 ± 1% -46.9% 435.75 ± 0% slabinfo.vm_area_struct.num_slabs 0.02 ± 57% +4900.0% 1.12 ± 27% perf-profile.cycles-pp.__account_scheduler_latency.enqueue_entity.enqueue_task_fair.activate_task.ttwu_do_activate 4.11 ± 2% +163.5% 10.82 ± 3% perf-profile.cycles-pp.__alloc_pages_nodemask.alloc_pages_vma.handle_mm_fault.__do_page_fault.do_page_fault 0.78 ± 61% +1929.0% 15.73 ± 2% perf-profile.cycles-pp.__do_page_fault.do_page_fault.page_fault 1.71 ± 41% +53.6% 2.63 ± 3% perf-profile.cycles-pp.__do_page_fault.do_page_fault.page_fault.memset 0.20 ± 2% +370.7% 0.96 ± 8% perf-profile.cycles-pp.__do_softirq.irq_exit.smp_apic_timer_interrupt.apic_timer_interrupt 1.47 ± 0% +122.8% 3.27 ± 6% perf-profile.cycles-pp.__hrtimer_run_queues.hrtimer_interrupt.local_apic_timer_interrupt.smp_apic_timer_interrupt.apic_timer_interrupt 0.19 ± 3% +534.2% 1.21 ± 4% perf-profile.cycles-pp.__libc_fork 0.91 ± 4% +114.2% 1.95 ± 10% perf-profile.cycles-pp.__memcpy.mga_imageblit.bit_putcs.fbcon_putcs.fbcon_redraw 0.01 ±100% +66150.0% 3.31 ± 25% perf-profile.cycles-pp.__memcpy.mga_imageblit.soft_cursor.bit_cursor.fb_flashcursor 0.04 ± 10% +3082.4% 1.35 ± 19% perf-profile.cycles-pp.__schedule.schedule.exit_to_usermode_loop.prepare_exit_to_usermode.retint_user 0.00 ± -1% +Inf% 1.26 ± 7% perf-profile.cycles-pp.__vfs_read.vfs_read.sys_read.entry_SYSCALL_64_fastpath 0.59 ± 9% +80.5% 1.06 ± 5% perf-profile.cycles-pp.__vfs_read.vfs_read.sys_read.entry_SYSCALL_64_fastpath.read 0.00 ± -1% +Inf% 0.71 ± 48% perf-profile.cycles-pp.__vfs_write.vfs_write.sys_write.entry_SYSCALL_64_fastpath 1.49 ± 3% +152.9% 3.77 ± 8% perf-profile.cycles-pp.__vfs_write.vfs_write.sys_write.entry_SYSCALL_64_fastpath.write 3.84 ± 1% -56.4% 1.67 ± 5% perf-profile.cycles-pp._cpp_lex_direct 4.39 ± 1% +164.5% 11.61 ± 2% perf-profile.cycles-pp.alloc_pages_vma.handle_mm_fault.__do_page_fault.do_page_fault.page_fault 0.28 ± 2% +239.3% 0.95 ± 12% perf-profile.cycles-pp.alloc_pages_vma.wp_page_copy.do_wp_page.handle_mm_fault.__do_page_fault 1.90 ± 2% +135.2% 4.46 ± 4% perf-profile.cycles-pp.apic_timer_interrupt 0.01 ±100% +68400.0% 3.43 ± 24% perf-profile.cycles-pp.bit_cursor.fb_flashcursor.process_one_work.worker_thread.kthread 1.20 ± 3% +112.1% 2.54 ± 8% perf-profile.cycles-pp.bit_putcs.fbcon_putcs.fbcon_redraw.fbcon_scroll.scrup 2.78 ± 1% -45.1% 1.53 ± 9% perf-profile.cycles-pp.bool) 0.01 ±100% +18400.0% 0.92 ± 18% perf-profile.cycles-pp.call_timer_fn.run_timer_softirq.__do_softirq.irq_exit.smp_apic_timer_interrupt 2.89 ± 1% +163.3% 7.60 ± 3% perf-profile.cycles-pp.clear_page.__alloc_pages_nodemask.alloc_pages_vma.handle_mm_fault.__do_page_fault 1.36 ± 3% +157.6% 3.50 ± 10% perf-profile.cycles-pp.con_write.do_output_char.n_tty_write.tty_write.redirected_tty_write 5.49 ± 2% -86.4% 0.74 ± 24% perf-profile.cycles-pp.const*) 0.42 ± 3% +119.0% 0.92 ± 10% perf-profile.cycles-pp.copy_page_to_iter.generic_file_read_iter.__vfs_read.vfs_read.sys_read 1.34 ± 3% +103.2% 2.72 ± 9% perf-profile.cycles-pp.do_con_trol.do_con_write.con_write.do_output_char.n_tty_write 1.34 ± 3% +159.5% 3.49 ± 10% perf-profile.cycles-pp.do_con_write.part.23.con_write.do_output_char.n_tty_write.tty_write 0.39 ± 5% +542.6% 2.49 ± 8% perf-profile.cycles-pp.do_execveat_common.isra.33.sys_execve.return_from_execve.execve 0.01 ±-10000% +34525.0% 3.46 ± 9% perf-profile.cycles-pp.do_exit.do_group_exit.sys_exit_group.entry_SYSCALL_64_fastpath 0.00 ± -1% +Inf% 1.83 ± 14% perf-profile.cycles-pp.do_filp_open.do_sys_open.sys_open.entry_SYSCALL_64_fastpath 0.95 ± 26% +90.3% 1.81 ± 8% perf-profile.cycles-pp.do_filp_open.do_sys_open.sys_open.entry_SYSCALL_64_fastpath.open64 0.01 ±-10000% +33600.0% 3.37 ± 11% perf-profile.cycles-pp.do_group_exit.sys_exit_group.entry_SYSCALL_64_fastpath 0.52 ± 2% +273.6% 1.94 ± 2% perf-profile.cycles-pp.do_mmap.vm_mmap_pgoff.sys_mmap_pgoff.sys_mmap.entry_SYSCALL_64_fastpath 1.36 ± 3% +157.2% 3.50 ± 9% perf-profile.cycles-pp.do_output_char.n_tty_write.tty_write.redirected_tty_write.__vfs_write 0.79 ± 60% +1940.8% 16.02 ± 2% perf-profile.cycles-pp.do_page_fault.page_fault 2.21 ± 18% +23.4% 2.72 ± 5% perf-profile.cycles-pp.do_page_fault.page_fault.memset 0.01 ±-10000% +20225.0% 2.03 ± 14% perf-profile.cycles-pp.do_sys_open.sys_open.entry_SYSCALL_64_fastpath 0.62 ± 3% +311.2% 2.56 ± 9% perf-profile.cycles-pp.do_wp_page.handle_mm_fault.__do_page_fault.do_page_fault.page_fault 0.01 ± 57% +7133.3% 1.08 ± 26% perf-profile.cycles-pp.dump_trace.save_stack_trace_tsk.__account_scheduler_latency.enqueue_entity.enqueue_task_fair 0.03 ± 13% +4100.0% 1.36 ± 21% perf-profile.cycles-pp.enqueue_entity.enqueue_task_fair.activate_task.ttwu_do_activate.try_to_wake_up 0.61 ± 21% +1467.2% 9.56 ± 12% perf-profile.cycles-pp.entry_SYSCALL_64_fastpath 0.55 ± 52% +254.3% 1.94 ± 12% perf-profile.cycles-pp.entry_SYSCALL_64_fastpath.open64 0.24 ± 56% +293.8% 0.95 ± 10% perf-profile.cycles-pp.entry_SYSCALL_64_fastpath.read 1.47 ± 3% +149.7% 3.66 ± 9% perf-profile.cycles-pp.entry_SYSCALL_64_fastpath.write 0.42 ± 1% +496.5% 2.54 ± 8% perf-profile.cycles-pp.execve 1.07 ± 2% +229.7% 3.53 ± 4% perf-profile.cycles-pp.exit_mmap.mmput.do_exit.do_group_exit.sys_exit_group 0.11 ± 4% +741.3% 0.97 ± 12% perf-profile.cycles-pp.exit_mmap.mmput.flush_old_exec.load_elf_binary.search_binary_handler 0.06 ± 0% +2233.3% 1.40 ± 23% perf-profile.cycles-pp.exit_to_usermode_loop.prepare_exit_to_usermode.retint_user 0.01 ±100% +68500.0% 3.43 ± 24% perf-profile.cycles-pp.fb_flashcursor.process_one_work.worker_thread.kthread.ret_from_fork 1.20 ± 3% +112.5% 2.54 ± 8% perf-profile.cycles-pp.fbcon_putcs.fbcon_redraw.fbcon_scroll.scrup.lf 1.22 ± 3% +104.7% 2.49 ± 9% perf-profile.cycles-pp.fbcon_redraw.isra.23.fbcon_scroll.scrup.lf.do_con_trol 1.34 ± 3% +103.2% 2.72 ± 9% perf-profile.cycles-pp.fbcon_scroll.scrup.lf.do_con_trol.do_con_write 0.45 ± 1% +550.6% 2.93 ± 5% perf-profile.cycles-pp.filemap_map_pages.handle_mm_fault.__do_page_fault.do_page_fault.page_fault 0.12 ± 5% +750.0% 1.02 ± 11% perf-profile.cycles-pp.flush_old_exec.load_elf_binary.search_binary_handler.do_execveat_common.sys_execve 0.36 ± 1% +149.0% 0.89 ± 10% perf-profile.cycles-pp.free_hot_cold_page.free_hot_cold_page_list.release_pages.free_pages_and_swap_cache.tlb_flush_mmu_free 0.24 ± 3% +272.2% 0.90 ± 7% perf-profile.cycles-pp.free_hot_cold_page_list.release_pages.free_pages_and_swap_cache.tlb_flush_mmu_free.tlb_finish_mmu 0.38 ± 3% +353.6% 1.71 ± 3% perf-profile.cycles-pp.free_pages_and_swap_cache.tlb_flush_mmu_free.tlb_finish_mmu.exit_mmap.mmput 0.57 ± 1% +138.3% 1.37 ± 9% perf-profile.cycles-pp.generic_file_read_iter.__vfs_read.vfs_read.sys_read.entry_SYSCALL_64_fastpath 0.88 ± 0% +163.5% 2.31 ± 7% perf-profile.cycles-pp.get_page_from_freelist.__alloc_pages_nodemask.alloc_pages_vma.handle_mm_fault.__do_page_fault 0.69 ± 72% +1864.3% 13.60 ± 2% perf-profile.cycles-pp.handle_mm_fault.__do_page_fault.do_page_fault.page_fault 1.51 ± 1% +97.7% 2.98 ± 10% perf-profile.cycles-pp.hrtimer_interrupt.local_apic_timer_interrupt.smp_apic_timer_interrupt.apic_timer_interrupt 5.30 ± 2% -49.4% 2.68 ± 1% perf-profile.cycles-pp.ht_lookup_option) 10.34 ± 0% -67.4% 3.37 ± 8% perf-profile.cycles-pp.int) 0.33 ± 1% +260.2% 1.20 ± 1% perf-profile.cycles-pp.ira_init 0.20 ± 3% +310.0% 0.82 ± 18% perf-profile.cycles-pp.ira_init_register_move_cost 0.24 ± 2% +333.3% 1.04 ± 10% perf-profile.cycles-pp.irq_exit.smp_apic_timer_interrupt.apic_timer_interrupt 0.12 ± 21% +4718.0% 6.02 ± 12% perf-profile.cycles-pp.kthread.ret_from_fork 1.34 ± 3% +103.2% 2.72 ± 9% perf-profile.cycles-pp.lf.do_con_trol.do_con_write.con_write.do_output_char 0.63 ± 3% +111.2% 1.32 ± 11% perf-profile.cycles-pp.link_path_walk.path_openat.do_filp_open.do_sys_open.sys_open 0.36 ± 1% +652.1% 2.75 ± 6% perf-profile.cycles-pp.load_elf_binary.search_binary_handler.do_execveat_common.sys_execve.return_from_execve 1.53 ± 1% +97.9% 3.03 ± 10% perf-profile.cycles-pp.local_apic_timer_interrupt.smp_apic_timer_interrupt.apic_timer_interrupt 4.79 ± 1% -65.7% 1.64 ± 5% perf-profile.cycles-pp.long) 1.06 ± 5% -41.8% 0.61 ± 19% perf-profile.cycles-pp.machine_mode) 6.65 ± 1% -30.4% 4.63 ± 7% perf-profile.cycles-pp.memset 1.18 ± 3% +112.3% 2.51 ± 8% perf-profile.cycles-pp.mga_imageblit.bit_putcs.fbcon_putcs.fbcon_redraw.fbcon_scroll 0.01 ±100% +68400.0% 3.43 ± 24% perf-profile.cycles-pp.mga_imageblit.soft_cursor.bit_cursor.fb_flashcursor.process_one_work 0.43 ± 1% +274.0% 1.62 ± 3% perf-profile.cycles-pp.mmap_region.do_mmap.vm_mmap_pgoff.sys_mmap_pgoff.sys_mmap 1.07 ± 3% +230.3% 3.54 ± 4% perf-profile.cycles-pp.mmput.do_exit.do_group_exit.sys_exit_group.entry_SYSCALL_64_fastpath 0.12 ± 3% +734.0% 0.98 ± 12% perf-profile.cycles-pp.mmput.flush_old_exec.load_elf_binary.search_binary_handler.do_execveat_common 1.40 ± 3% +154.7% 3.57 ± 10% perf-profile.cycles-pp.n_tty_write.tty_write.redirected_tty_write.__vfs_write.vfs_write 2.29 ±140% +681.4% 17.89 ± 2% perf-profile.cycles-pp.page_fault 0.81 ± 3% +198.2% 2.42 ± 7% perf-profile.cycles-pp.parse_dep_file 1.37 ± 1% +168.7% 3.69 ± 8% perf-profile.cycles-pp.path_openat.do_filp_open.do_sys_open.sys_open.entry_SYSCALL_64_fastpath 0.02 ± 19% +3733.3% 0.86 ± 23% perf-profile.cycles-pp.pick_next_task_fair.__schedule.schedule.exit_to_usermode_loop.prepare_exit_to_usermode 0.06 ± 13% +1132.0% 0.77 ± 39% perf-profile.cycles-pp.pipe_write.__vfs_write.vfs_write.sys_write.entry_SYSCALL_64_fastpath 1.10 ± 4% -88.6% 0.12 ± 35% perf-profile.cycles-pp.pop_scope 0.06 ± 0% +2345.8% 1.47 ± 22% perf-profile.cycles-pp.prepare_exit_to_usermode.retint_user 0.01 ±173% +18750.0% 0.94 ± 26% perf-profile.cycles-pp.print_context_stack.dump_trace.save_stack_trace_tsk.__account_scheduler_latency.enqueue_entity 0.01 ±100% +70200.0% 3.52 ± 23% perf-profile.cycles-pp.process_one_work.worker_thread.kthread.ret_from_fork 0.00 ± -1% +Inf% 0.85 ± 18% perf-profile.cycles-pp.process_timeout.call_timer_fn.run_timer_softirq.__do_softirq.irq_exit 0.01 ± 0% +10850.0% 1.09 ± 17% perf-profile.cycles-pp.rcu_gp_kthread.kthread.ret_from_fork 0.74 ± 2% +58.2% 1.17 ± 6% perf-profile.cycles-pp.read 1.40 ± 3% +154.7% 3.57 ± 10% perf-profile.cycles-pp.redirected_tty_write.__vfs_write.vfs_write.sys_write.entry_SYSCALL_64_fastpath 0.36 ± 3% +326.1% 1.51 ± 3% perf-profile.cycles-pp.release_pages.free_pages_and_swap_cache.tlb_flush_mmu_free.tlb_finish_mmu.exit_mmap 0.12 ± 21% +4734.0% 6.04 ± 11% perf-profile.cycles-pp.ret_from_fork 0.00 ± -1% +Inf% 1.55 ± 22% perf-profile.cycles-pp.retint_user 0.39 ± 7% +540.6% 2.48 ± 8% perf-profile.cycles-pp.return_from_execve.execve 0.03 ± 0% +3166.7% 0.98 ± 17% perf-profile.cycles-pp.run_timer_softirq.__do_softirq.irq_exit.smp_apic_timer_interrupt.apic_timer_interrupt 0.01 ± 87% +8580.0% 1.08 ± 26% perf-profile.cycles-pp.save_stack_trace_tsk.__account_scheduler_latency.enqueue_entity.enqueue_task_fair.activate_task 0.04 ± 0% +3325.0% 1.37 ± 23% perf-profile.cycles-pp.schedule.exit_to_usermode_loop.prepare_exit_to_usermode.retint_user 1.34 ± 3% +103.2% 2.72 ± 9% perf-profile.cycles-pp.scrup.lf.do_con_trol.do_con_write.con_write 0.28 ± 5% +558.6% 1.83 ± 13% perf-profile.cycles-pp.search_binary_handler.do_execveat_common.sys_execve.return_from_execve.execve 1.82 ± 1% +130.4% 4.21 ± 4% perf-profile.cycles-pp.smp_apic_timer_interrupt.apic_timer_interrupt 0.01 ±100% +68400.0% 3.43 ± 24% perf-profile.cycles-pp.soft_cursor.bit_cursor.fb_flashcursor.process_one_work.worker_thread 0.39 ± 6% +539.1% 2.49 ± 8% perf-profile.cycles-pp.sys_execve.return_from_execve.execve 0.01 ±-10000% +33600.0% 3.37 ± 11% perf-profile.cycles-pp.sys_exit_group.entry_SYSCALL_64_fastpath 0.06 ± 6% +1472.0% 0.98 ± 3% perf-profile.cycles-pp.sys_mmap.entry_SYSCALL_64_fastpath 0.06 ± 6% +1464.0% 0.98 ± 3% perf-profile.cycles-pp.sys_mmap_pgoff.sys_mmap.entry_SYSCALL_64_fastpath 0.00 ±173% +83200.0% 2.08 ± 14% perf-profile.cycles-pp.sys_open.entry_SYSCALL_64_fastpath 0.00 ± -1% +Inf% 1.39 ± 10% perf-profile.cycles-pp.sys_read.entry_SYSCALL_64_fastpath 0.67 ± 6% +67.8% 1.12 ± 4% perf-profile.cycles-pp.sys_read.entry_SYSCALL_64_fastpath.read 0.01 ± 57% +11500.0% 0.87 ± 42% perf-profile.cycles-pp.sys_write.entry_SYSCALL_64_fastpath 1.52 ± 3% +149.8% 3.79 ± 8% perf-profile.cycles-pp.sys_write.entry_SYSCALL_64_fastpath.write 1.33 ± 1% +65.7% 2.20 ± 8% perf-profile.cycles-pp.tick_sched_handle.isra.17.tick_sched_timer.__hrtimer_run_queues.hrtimer_interrupt.local_apic_timer_interrupt 1.36 ± 1% +109.2% 2.84 ± 7% perf-profile.cycles-pp.tick_sched_timer.__hrtimer_run_queues.hrtimer_interrupt.local_apic_timer_interrupt.smp_apic_timer_interrupt 0.36 ± 4% +343.4% 1.58 ± 3% perf-profile.cycles-pp.tlb_finish_mmu.exit_mmap.mmput.do_exit.do_group_exit 0.35 ± 3% +345.1% 1.58 ± 3% perf-profile.cycles-pp.tlb_flush_mmu_free.tlb_finish_mmu.exit_mmap.mmput.do_exit 7.40 ± 1% -72.7% 2.02 ± 11% perf-profile.cycles-pp.tree_node*) 0.00 ± -1% +Inf% 0.82 ± 18% perf-profile.cycles-pp.try_to_wake_up.wake_up_process.process_timeout.call_timer_fn.run_timer_softirq 1.40 ± 3% +154.7% 3.57 ± 10% perf-profile.cycles-pp.tty_write.redirected_tty_write.__vfs_write.vfs_write.sys_write 0.15 ± 3% +631.0% 1.06 ± 5% perf-profile.cycles-pp.unlock_page.filemap_map_pages.handle_mm_fault.__do_page_fault.do_page_fault 0.67 ± 2% +142.9% 1.63 ± 9% perf-profile.cycles-pp.unmap_page_range.unmap_single_vma.unmap_vmas.exit_mmap.mmput 0.66 ± 3% +119.8% 1.45 ± 5% perf-profile.cycles-pp.unmap_single_vma.unmap_vmas.exit_mmap.mmput.do_exit 0.66 ± 3% +121.3% 1.46 ± 4% perf-profile.cycles-pp.unmap_vmas.exit_mmap.mmput.do_exit.do_group_exit 1.30 ± 0% +61.8% 2.11 ± 7% perf-profile.cycles-pp.update_process_times.tick_sched_handle.tick_sched_timer.__hrtimer_run_queues.hrtimer_interrupt 0.00 ± -1% +Inf% 1.35 ± 9% perf-profile.cycles-pp.vfs_read.sys_read.entry_SYSCALL_64_fastpath 0.64 ± 14% +73.2% 1.10 ± 4% perf-profile.cycles-pp.vfs_read.sys_read.entry_SYSCALL_64_fastpath.read 0.01 ± 0% +8200.0% 0.83 ± 43% perf-profile.cycles-pp.vfs_write.sys_write.entry_SYSCALL_64_fastpath 1.50 ± 3% +151.7% 3.79 ± 8% perf-profile.cycles-pp.vfs_write.sys_write.entry_SYSCALL_64_fastpath.write 0.07 ± 10% +1289.3% 0.97 ± 2% perf-profile.cycles-pp.vm_mmap_pgoff.sys_mmap_pgoff.sys_mmap.entry_SYSCALL_64_fastpath 0.00 ± -1% +Inf% 0.85 ± 18% perf-profile.cycles-pp.wake_up_process.process_timeout.call_timer_fn.run_timer_softirq.__do_softirq 0.01 ±100% +70300.0% 3.52 ± 23% perf-profile.cycles-pp.worker_thread.kthread.ret_from_fork 0.44 ± 1% +266.3% 1.60 ± 15% perf-profile.cycles-pp.wp_page_copy.isra.58.do_wp_page.handle_mm_fault.__do_page_fault.do_page_fault 1.53 ± 3% +150.1% 3.83 ± 8% perf-profile.cycles-pp.write ========================================================================================= compiler/cpufreq_governor/disk/filesize/fs/iterations/kconfig/nr_directories/nr_files_per_directory/nr_threads/rootfs/sync_method/tbox_group/test_size/testcase: gcc-4.9/performance/1HDD/16MB/f2fs/1x/x86_64-rhel/16d/256fpd/32t/debian-x86_64-2015-02-07.cgz/fsyncBeforeClose/nhm4/60G/fsmark commit: 8025943c32f5de29b3fd548e917e24424297ca73 0aefb957de5f2a1d9467126114146b6c793cf180 8025943c32f5de29 0aefb957de5f2a1d9467126114 ---------------- -------------------------- %stddev %change %stddev \ | \ 791288 ± 2% +1263.4% 10788460 ± 5% fsmark.app_overhead 494.86 ± 0% +2.3% 506.45 ± 0% fsmark.time.elapsed_time 494.86 ± 0% +2.3% 506.45 ± 0% fsmark.time.elapsed_time.max 29598 ± 2% +33.6% 39544 ± 0% fsmark.time.involuntary_context_switches 19.50 ± 2% -59.0% 8.00 ± 0% fsmark.time.percent_of_cpu_this_job_got 98.06 ± 1% -55.9% 43.25 ± 0% fsmark.time.system_time 882595 ± 0% -92.5% 65869 ± 1% fsmark.time.voluntary_context_switches 45988 ± 6% -22.3% 35748 ± 4% meminfo.DirectMap4k 1983 ± 0% -99.0% 20.25 ± 2% uptime.idle 35575 ± 1% -87.7% 4386 ± 1% softirqs.RCU 42625 ± 0% -100.0% 0.00 ± -1% softirqs.SCHED 75521 ± 0% -45.9% 40839 ± 0% softirqs.TIMER 3.14 ± 0% +271.5% 11.64 ± 0% turbostat.%Busy 100.50 ± 0% +286.1% 388.00 ± 0% turbostat.Avg_MHz 14.76 ± 1% +498.6% 88.36 ± 0% turbostat.CPU%c1 21.60 ± 1% -100.0% 0.00 ± -1% turbostat.CPU%c3 60.51 ± 0% -100.0% 0.00 ± -1% turbostat.CPU%c6 1252 ± 0% -12.6% 1094 ± 1% time.file_system_inputs 29598 ± 2% +33.6% 39544 ± 0% time.involuntary_context_switches 19.50 ± 2% -59.0% 8.00 ± 0% time.percent_of_cpu_this_job_got 98.06 ± 1% -55.9% 43.25 ± 0% time.system_time 0.69 ± 4% -47.4% 0.36 ± 2% time.user_time 882595 ± 0% -92.5% 65869 ± 1% time.voluntary_context_switches 126962 ± 0% -2.3% 124044 ± 0% vmstat.io.bo 256.25 ± 3% -13.0% 223.00 ± 5% vmstat.memory.buff 17.75 ± 2% -8.5% 16.25 ± 2% vmstat.procs.b 0.00 ± 0% +Inf% 2.00 ± 0% vmstat.procs.r 4414 ± 1% -50.3% 2192 ± 0% vmstat.system.cs 630.50 ± 0% -36.8% 398.75 ± 0% vmstat.system.in 1.457e+08 ± 5% -55.0% 65592950 ± 2% cpuidle.C1-NHM.time 420131 ± 2% -94.0% 25205 ± 1% cpuidle.C1-NHM.usage 157273 ± 2% -75.3% 38902 ± 1% cpuidle.C1E-NHM.usage 5.06e+08 ± 1% -57.8% 2.135e+08 ± 0% cpuidle.C3-NHM.time 161592 ± 1% -62.4% 60815 ± 0% cpuidle.C3-NHM.usage 3.047e+09 ± 0% -98.9% 32859965 ± 5% cpuidle.C6-NHM.time 130268 ± 0% -94.4% 7285 ± 6% cpuidle.C6-NHM.usage 910716 ± 59% -93.5% 59009 ±139% cpuidle.POLL.time 173.25 ± 6% -87.2% 22.25 ± 16% cpuidle.POLL.usage 2785 ± 7% -91.7% 231.00 ± 4% proc-vmstat.allocstall 41004 ± 50% -100.0% 0.00 ± -1% proc-vmstat.compact_free_scanned 928.75 ± 23% -98.6% 13.00 ± 24% proc-vmstat.kswapd_high_wmark_hit_quickly 11778 ± 2% +40.4% 16541 ± 0% proc-vmstat.kswapd_low_wmark_hit_quickly 188.75 ± 28% -89.1% 20.50 ± 73% proc-vmstat.nr_pages_scanned 8109 ± 15% -97.9% 168.25 ± 36% proc-vmstat.nr_vmscan_immediate_reclaim 13663 ± 3% +22.1% 16679 ± 0% proc-vmstat.pageoutrun 21477 ± 0% -88.3% 2523 ± 2% proc-vmstat.pgactivate 1398 ± 12% -84.6% 214.75 ± 23% proc-vmstat.pgalloc_dma 1464 ± 75% -90.7% 135.75 ± 31% proc-vmstat.pgrotated 463204 ± 5% -82.4% 81721 ± 1% proc-vmstat.pgscan_direct_dma32 17825 ± 28% -99.7% 54.25 ± 7% proc-vmstat.pgscan_kswapd_dma 382311 ± 7% -92.0% 30436 ± 3% proc-vmstat.pgsteal_direct_dma32 376514 ± 3% -37.6% 235044 ± 0% proc-vmstat.slabs_scanned 31030 ± 54% +532.0% 196129 ± 37% latency_stats.avg.alloc_nid.[f2fs].get_dnode_of_data.[f2fs].f2fs_reserve_block.[f2fs].f2fs_get_block.[f2fs].f2fs_write_begin.[f2fs].generic_perform_write.__generic_file_write_iter.generic_file_write_iter.f2fs_file_write_iter.[f2fs].__vfs_write.vfs_write.SyS_write 97723 ± 60% -100.0% 0.00 ± -1% latency_stats.avg.call_rwsem_down_read_failed.f2fs_write_data_page.[f2fs].__f2fs_writepage.[f2fs].f2fs_write_cache_pages.[f2fs].f2fs_write_data_pages.[f2fs].do_writepages.__filemap_fdatawrite_range.filemap_write_and_wait_range.f2fs_sync_file.[f2fs].vfs_fsync_range.do_fsync.SyS_fsync 55449 ± 23% -100.0% 0.00 ± -1% latency_stats.avg.call_rwsem_down_write_failed.f2fs_submit_merged_bio.[f2fs].sync_node_pages.[f2fs].f2fs_sync_file.[f2fs].vfs_fsync_range.do_fsync.SyS_fsync.entry_SYSCALL_64_fastpath 166272 ± 82% -100.0% 0.00 ± -1% latency_stats.avg.get_request.blk_queue_bio.generic_make_request.submit_bio.__submit_merged_bio.[f2fs].f2fs_submit_merged_bio.[f2fs].ra_meta_pages.[f2fs].build_free_nids.[f2fs].alloc_nid.[f2fs].get_dnode_of_data.[f2fs].f2fs_reserve_block.[f2fs].f2fs_get_block.[f2fs] 77955 ±101% -100.0% 0.00 ± -1% latency_stats.avg.get_request.blk_queue_bio.generic_make_request.submit_bio.submit_bio_wait.f2fs_issue_flush.[f2fs].f2fs_sync_file.[f2fs].vfs_fsync_range.do_fsync.SyS_fsync.entry_SYSCALL_64_fastpath 461592 ± 64% -100.0% 0.00 ± -1% latency_stats.avg.wait_on_page_bit.f2fs_wait_on_page_writeback.[f2fs].f2fs_wait_on_page_writeback.[f2fs].set_data_blkaddr.[f2fs].do_write_data_page.[f2fs].f2fs_write_data_page.[f2fs].__f2fs_writepage.[f2fs].f2fs_write_cache_pages.[f2fs].f2fs_write_data_pages.[f2fs].do_writepages.__filemap_fdatawrite_range.filemap_write_and_wait_range 0.00 ± -1% +Inf% 13758 ± 10% latency_stats.avg.wait_on_page_bit.f2fs_wait_on_page_writeback.[f2fs].f2fs_wait_on_page_writeback.[f2fs].update_inode.[f2fs].update_inode_page.[f2fs].f2fs_write_end.[f2fs].generic_perform_write.__generic_file_write_iter.generic_file_write_iter.f2fs_file_write_iter.[f2fs].__vfs_write.vfs_write 10810 ± 0% -99.8% 17.25 ±173% latency_stats.hits.call_rwsem_down_read_failed.get_node_info.[f2fs].new_node_page.[f2fs].get_dnode_of_data.[f2fs].f2fs_reserve_block.[f2fs].f2fs_get_block.[f2fs].f2fs_write_begin.[f2fs].generic_perform_write.__generic_file_write_iter.generic_file_write_iter.f2fs_file_write_iter.[f2fs].__vfs_write 174329 ± 0% -99.9% 149.50 ±173% latency_stats.hits.call_rwsem_down_read_failed.get_node_info.[f2fs].read_node_page.[f2fs].get_node_page.[f2fs].f2fs_convert_inline_inode.[f2fs].f2fs_write_begin.[f2fs].generic_perform_write.__generic_file_write_iter.generic_file_write_iter.f2fs_file_write_iter.[f2fs].__vfs_write.vfs_write 181340 ± 0% -99.9% 159.00 ±173% latency_stats.hits.call_rwsem_down_read_failed.get_node_info.[f2fs].read_node_page.[f2fs].get_node_page.[f2fs].f2fs_write_begin.[f2fs].generic_perform_write.__generic_file_write_iter.generic_file_write_iter.f2fs_file_write_iter.[f2fs].__vfs_write.vfs_write.SyS_write 149512 ± 0% -99.9% 207.50 ±173% latency_stats.hits.call_rwsem_down_read_failed.get_node_info.[f2fs].read_node_page.[f2fs].get_node_page.[f2fs].get_dnode_of_data.[f2fs].f2fs_reserve_block.[f2fs].f2fs_get_block.[f2fs].f2fs_write_begin.[f2fs].generic_perform_write.__generic_file_write_iter.generic_file_write_iter.f2fs_file_write_iter.[f2fs] 194491 ± 0% -99.9% 157.50 ±173% latency_stats.hits.call_rwsem_down_read_failed.get_node_info.[f2fs].read_node_page.[f2fs].get_node_page.[f2fs].update_inode_page.[f2fs].f2fs_write_end.[f2fs].generic_perform_write.__generic_file_write_iter.generic_file_write_iter.f2fs_file_write_iter.[f2fs].__vfs_write.vfs_write 16907 ± 0% -99.9% 25.25 ±173% latency_stats.hits.call_rwsem_down_write_failed.get_node_info.[f2fs].alloc_nid.[f2fs].get_dnode_of_data.[f2fs].f2fs_reserve_block.[f2fs].f2fs_get_block.[f2fs].f2fs_write_begin.[f2fs].generic_perform_write.__generic_file_write_iter.generic_file_write_iter.f2fs_file_write_iter.[f2fs].__vfs_write 16263 ± 0% -99.8% 25.00 ±173% latency_stats.hits.call_rwsem_down_write_failed.set_node_addr.[f2fs].new_node_page.[f2fs].get_dnode_of_data.[f2fs].f2fs_reserve_block.[f2fs].f2fs_get_block.[f2fs].f2fs_write_begin.[f2fs].generic_perform_write.__generic_file_write_iter.generic_file_write_iter.f2fs_file_write_iter.[f2fs].__vfs_write 47934 ± 0% +786.0% 424715 ± 1% latency_stats.hits.pipe_wait.pipe_read.__vfs_read.vfs_read.SyS_read.entry_SYSCALL_64_fastpath 11445 ± 56% +214.8% 36035 ± 92% latency_stats.max.alloc_nid.[f2fs].f2fs_new_inode.[f2fs].f2fs_create.[f2fs].vfs_create.path_openat.do_filp_open.do_sys_open.SyS_open.entry_SYSCALL_64_fastpath 146916 ± 32% -100.0% 0.00 ± -1% latency_stats.max.call_rwsem_down_read_failed.f2fs_write_data_page.[f2fs].__f2fs_writepage.[f2fs].f2fs_write_cache_pages.[f2fs].f2fs_write_data_pages.[f2fs].do_writepages.__filemap_fdatawrite_range.filemap_write_and_wait_range.f2fs_sync_file.[f2fs].vfs_fsync_range.do_fsync.SyS_fsync 8154 ± 64% -90.1% 807.75 ±173% latency_stats.max.call_rwsem_down_read_failed.get_node_info.[f2fs].read_node_page.[f2fs].get_node_page.[f2fs].get_dnode_of_data.[f2fs].f2fs_reserve_block.[f2fs].f2fs_get_block.[f2fs].f2fs_write_begin.[f2fs].generic_perform_write.__generic_file_write_iter.generic_file_write_iter.f2fs_file_write_iter.[f2fs] 215029 ± 24% -100.0% 0.00 ± -1% latency_stats.max.call_rwsem_down_write_failed.f2fs_submit_merged_bio.[f2fs].sync_node_pages.[f2fs].f2fs_sync_file.[f2fs].vfs_fsync_range.do_fsync.SyS_fsync.entry_SYSCALL_64_fastpath 6281 ± 73% -98.6% 87.25 ±173% latency_stats.max.call_rwsem_down_write_failed.get_node_info.[f2fs].alloc_nid.[f2fs].get_dnode_of_data.[f2fs].f2fs_reserve_block.[f2fs].f2fs_get_block.[f2fs].f2fs_write_begin.[f2fs].generic_perform_write.__generic_file_write_iter.generic_file_write_iter.f2fs_file_write_iter.[f2fs].__vfs_write 6922 ± 89% -98.8% 81.75 ±173% latency_stats.max.call_rwsem_down_write_failed.set_node_addr.[f2fs].new_node_page.[f2fs].get_dnode_of_data.[f2fs].f2fs_reserve_block.[f2fs].f2fs_get_block.[f2fs].f2fs_write_begin.[f2fs].generic_perform_write.__generic_file_write_iter.generic_file_write_iter.f2fs_file_write_iter.[f2fs].__vfs_write 211936 ± 76% -100.0% 0.00 ± -1% latency_stats.max.get_request.blk_queue_bio.generic_make_request.submit_bio.__submit_merged_bio.[f2fs].f2fs_submit_merged_bio.[f2fs].ra_meta_pages.[f2fs].build_free_nids.[f2fs].alloc_nid.[f2fs].get_dnode_of_data.[f2fs].f2fs_reserve_block.[f2fs].f2fs_get_block.[f2fs] 88752 ±104% -100.0% 0.00 ± -1% latency_stats.max.get_request.blk_queue_bio.generic_make_request.submit_bio.submit_bio_wait.f2fs_issue_flush.[f2fs].f2fs_sync_file.[f2fs].vfs_fsync_range.do_fsync.SyS_fsync.entry_SYSCALL_64_fastpath 17473022 ± 34% +100.2% 34977406 ± 88% latency_stats.max.nfs_wait_on_request.nfs_updatepage.nfs_write_end.generic_perform_write.__generic_file_write_iter.generic_file_write_iter.nfs_file_write.__vfs_write.vfs_write.SyS_write.entry_SYSCALL_64_fastpath 461592 ± 64% -100.0% 0.00 ± -1% latency_stats.max.wait_on_page_bit.f2fs_wait_on_page_writeback.[f2fs].f2fs_wait_on_page_writeback.[f2fs].set_data_blkaddr.[f2fs].do_write_data_page.[f2fs].f2fs_write_data_page.[f2fs].__f2fs_writepage.[f2fs].f2fs_write_cache_pages.[f2fs].f2fs_write_data_pages.[f2fs].do_writepages.__filemap_fdatawrite_range.filemap_write_and_wait_range 0.00 ± -1% +Inf% 19842 ± 0% latency_stats.max.wait_on_page_bit.f2fs_wait_on_page_writeback.[f2fs].f2fs_wait_on_page_writeback.[f2fs].update_inode.[f2fs].update_inode_page.[f2fs].f2fs_write_end.[f2fs].generic_perform_write.__generic_file_write_iter.generic_file_write_iter.f2fs_file_write_iter.[f2fs].__vfs_write.vfs_write 2798443 ± 56% +1633.2% 48502387 ± 33% latency_stats.sum.alloc_nid.[f2fs].get_dnode_of_data.[f2fs].f2fs_reserve_block.[f2fs].f2fs_get_block.[f2fs].f2fs_write_begin.[f2fs].generic_perform_write.__generic_file_write_iter.generic_file_write_iter.f2fs_file_write_iter.[f2fs].__vfs_write.vfs_write.SyS_write 41166275 ± 3% -99.5% 190477 ± 34% latency_stats.sum.balance_dirty_pages.balance_dirty_pages_ratelimited.generic_perform_write.__generic_file_write_iter.generic_file_write_iter.f2fs_file_write_iter.[f2fs].__vfs_write.vfs_write.SyS_write.entry_SYSCALL_64_fastpath 147025 ± 32% -100.0% 0.00 ± -1% latency_stats.sum.call_rwsem_down_read_failed.f2fs_write_data_page.[f2fs].__f2fs_writepage.[f2fs].f2fs_write_cache_pages.[f2fs].f2fs_write_data_pages.[f2fs].do_writepages.__filemap_fdatawrite_range.filemap_write_and_wait_range.f2fs_sync_file.[f2fs].vfs_fsync_range.do_fsync.SyS_fsync 685660 ± 2% -100.0% 0.00 ± -1% latency_stats.sum.call_rwsem_down_read_failed.get_node_info.[f2fs].alloc_nid.[f2fs].f2fs_new_inode.[f2fs].f2fs_create.[f2fs].vfs_create.path_openat.do_filp_open.do_sys_open.SyS_open.entry_SYSCALL_64_fastpath 360591 ± 0% -99.7% 1233 ±173% latency_stats.sum.call_rwsem_down_read_failed.get_node_info.[f2fs].alloc_nid.[f2fs].get_dnode_of_data.[f2fs].f2fs_reserve_block.[f2fs].f2fs_get_block.[f2fs].f2fs_write_begin.[f2fs].generic_perform_write.__generic_file_write_iter.generic_file_write_iter.f2fs_file_write_iter.[f2fs].__vfs_write 1694024 ± 1% -99.9% 1934 ±173% latency_stats.sum.call_rwsem_down_read_failed.get_node_info.[f2fs].new_node_page.[f2fs].get_dnode_of_data.[f2fs].f2fs_reserve_block.[f2fs].f2fs_get_block.[f2fs].f2fs_write_begin.[f2fs].generic_perform_write.__generic_file_write_iter.generic_file_write_iter.f2fs_file_write_iter.[f2fs].__vfs_write 1039930 ± 2% -100.0% 0.00 ± -1% latency_stats.sum.call_rwsem_down_read_failed.get_node_info.[f2fs].new_node_page.[f2fs].new_inode_page.[f2fs].init_inode_metadata.[f2fs].__f2fs_add_link.[f2fs].f2fs_create.[f2fs].vfs_create.path_openat.do_filp_open.do_sys_open.SyS_open 25396916 ± 1% -99.9% 12834 ±173% latency_stats.sum.call_rwsem_down_read_failed.get_node_info.[f2fs].read_node_page.[f2fs].get_node_page.[f2fs].f2fs_convert_inline_inode.[f2fs].f2fs_write_begin.[f2fs].generic_perform_write.__generic_file_write_iter.generic_file_write_iter.f2fs_file_write_iter.[f2fs].__vfs_write.vfs_write 26847777 ± 1% -99.9% 18782 ±173% latency_stats.sum.call_rwsem_down_read_failed.get_node_info.[f2fs].read_node_page.[f2fs].get_node_page.[f2fs].f2fs_write_begin.[f2fs].generic_perform_write.__generic_file_write_iter.generic_file_write_iter.f2fs_file_write_iter.[f2fs].__vfs_write.vfs_write.SyS_write 388761 ± 11% -100.0% 0.00 ± -1% latency_stats.sum.call_rwsem_down_read_failed.get_node_info.[f2fs].read_node_page.[f2fs].get_node_page.[f2fs].get_dnode_of_data.[f2fs].do_write_data_page.[f2fs].f2fs_write_data_page.[f2fs].__f2fs_writepage.[f2fs].f2fs_write_cache_pages.[f2fs].f2fs_write_data_pages.[f2fs].do_writepages.__filemap_fdatawrite_range 21200825 ± 1% -99.9% 17555 ±173% latency_stats.sum.call_rwsem_down_read_failed.get_node_info.[f2fs].read_node_page.[f2fs].get_node_page.[f2fs].get_dnode_of_data.[f2fs].f2fs_reserve_block.[f2fs].f2fs_get_block.[f2fs].f2fs_write_begin.[f2fs].generic_perform_write.__generic_file_write_iter.generic_file_write_iter.f2fs_file_write_iter.[f2fs] 1646843 ± 2% -100.0% 0.00 ± -1% latency_stats.sum.call_rwsem_down_read_failed.get_node_info.[f2fs].read_node_page.[f2fs].get_node_page.[f2fs].get_dnode_of_data.[f2fs].f2fs_reserve_block.[f2fs].get_new_data_page.[f2fs].__f2fs_add_link.[f2fs].f2fs_create.[f2fs].vfs_create.path_openat.do_filp_open 320326 ± 3% -100.0% 0.00 ± -1% latency_stats.sum.call_rwsem_down_read_failed.get_node_info.[f2fs].read_node_page.[f2fs].get_node_page.[f2fs].get_dnode_of_data.[f2fs].get_read_data_page.[f2fs].find_data_page.[f2fs].f2fs_find_entry.[f2fs].f2fs_lookup.[f2fs].lookup_real.path_openat.do_filp_open 27653 ± 17% -100.0% 0.00 ± -1% latency_stats.sum.call_rwsem_down_read_failed.get_node_info.[f2fs].read_node_page.[f2fs].get_node_page.[f2fs].update_inode_page.[f2fs].__f2fs_add_link.[f2fs].f2fs_create.[f2fs].vfs_create.path_openat.do_filp_open.do_sys_open.SyS_open 27613150 ± 1% -99.9% 16296 ±173% latency_stats.sum.call_rwsem_down_read_failed.get_node_info.[f2fs].read_node_page.[f2fs].get_node_page.[f2fs].update_inode_page.[f2fs].f2fs_write_end.[f2fs].generic_perform_write.__generic_file_write_iter.generic_file_write_iter.f2fs_file_write_iter.[f2fs].__vfs_write.vfs_write 170377 ± 12% -100.0% 0.00 ± -1% latency_stats.sum.call_rwsem_down_read_failed.get_node_info.[f2fs].write_data_page.[f2fs].do_write_data_page.[f2fs].f2fs_write_data_page.[f2fs].__f2fs_writepage.[f2fs].f2fs_write_cache_pages.[f2fs].f2fs_write_data_pages.[f2fs].do_writepages.__filemap_fdatawrite_range.filemap_write_and_wait_range.f2fs_sync_file.[f2fs] 4452 ±101% -100.0% 0.00 ± -1% latency_stats.sum.call_rwsem_down_write_failed.f2fs_init_extent_tree.[f2fs].f2fs_new_inode.[f2fs].f2fs_create.[f2fs].vfs_create.path_openat.do_filp_open.do_sys_open.SyS_open.entry_SYSCALL_64_fastpath 899019 ± 40% -100.0% 0.00 ± -1% latency_stats.sum.call_rwsem_down_write_failed.f2fs_submit_merged_bio.[f2fs].sync_node_pages.[f2fs].f2fs_sync_file.[f2fs].vfs_fsync_range.do_fsync.SyS_fsync.entry_SYSCALL_64_fastpath 893402 ± 5% -100.0% 0.00 ± -1% latency_stats.sum.call_rwsem_down_write_failed.get_node_info.[f2fs].alloc_nid.[f2fs].f2fs_new_inode.[f2fs].f2fs_create.[f2fs].vfs_create.path_openat.do_filp_open.do_sys_open.SyS_open.entry_SYSCALL_64_fastpath 1358444 ± 1% -99.9% 1789 ±173% latency_stats.sum.call_rwsem_down_write_failed.get_node_info.[f2fs].alloc_nid.[f2fs].get_dnode_of_data.[f2fs].f2fs_reserve_block.[f2fs].f2fs_get_block.[f2fs].f2fs_write_begin.[f2fs].generic_perform_write.__generic_file_write_iter.generic_file_write_iter.f2fs_file_write_iter.[f2fs].__vfs_write 9697 ± 61% -100.0% 0.00 ± -1% latency_stats.sum.call_rwsem_down_write_failed.get_node_info.[f2fs].read_node_page.[f2fs].get_node_page.[f2fs].get_dnode_of_data.[f2fs].f2fs_reserve_block.[f2fs].get_new_data_page.[f2fs].__f2fs_add_link.[f2fs].f2fs_create.[f2fs].vfs_create.path_openat.do_filp_open 19206 ± 55% -100.0% 0.00 ± -1% latency_stats.sum.call_rwsem_down_write_failed.get_node_info.[f2fs].read_node_page.[f2fs].get_node_page.[f2fs].get_dnode_of_data.[f2fs].get_read_data_page.[f2fs].find_data_page.[f2fs].f2fs_find_entry.[f2fs].f2fs_lookup.[f2fs].lookup_real.path_openat.do_filp_open 1493713 ± 1% -99.9% 2025 ±173% latency_stats.sum.call_rwsem_down_write_failed.set_node_addr.[f2fs].new_node_page.[f2fs].get_dnode_of_data.[f2fs].f2fs_reserve_block.[f2fs].f2fs_get_block.[f2fs].f2fs_write_begin.[f2fs].generic_perform_write.__generic_file_write_iter.generic_file_write_iter.f2fs_file_write_iter.[f2fs].__vfs_write 935312 ± 3% -100.0% 0.00 ± -1% latency_stats.sum.call_rwsem_down_write_failed.set_node_addr.[f2fs].new_node_page.[f2fs].new_inode_page.[f2fs].init_inode_metadata.[f2fs].__f2fs_add_link.[f2fs].f2fs_create.[f2fs].vfs_create.path_openat.do_filp_open.do_sys_open.SyS_open 332545 ± 82% -100.0% 0.00 ± -1% latency_stats.sum.get_request.blk_queue_bio.generic_make_request.submit_bio.__submit_merged_bio.[f2fs].f2fs_submit_merged_bio.[f2fs].ra_meta_pages.[f2fs].build_free_nids.[f2fs].alloc_nid.[f2fs].get_dnode_of_data.[f2fs].f2fs_reserve_block.[f2fs].f2fs_get_block.[f2fs] 3296371 ± 13% -88.0% 396462 ± 17% latency_stats.sum.get_request.blk_queue_bio.generic_make_request.submit_bio.__submit_merged_bio.[f2fs].f2fs_submit_page_mbio.[f2fs].do_write_page.[f2fs].write_node_page.[f2fs].f2fs_write_node_page.[f2fs].sync_node_pages.[f2fs].f2fs_sync_file.[f2fs].vfs_fsync_range 1066734 ±158% -100.0% 0.00 ± -1% latency_stats.sum.get_request.blk_queue_bio.generic_make_request.submit_bio.submit_bio_wait.f2fs_issue_flush.[f2fs].f2fs_sync_file.[f2fs].vfs_fsync_range.do_fsync.SyS_fsync.entry_SYSCALL_64_fastpath 461592 ± 64% -100.0% 0.00 ± -1% latency_stats.sum.wait_on_page_bit.f2fs_wait_on_page_writeback.[f2fs].f2fs_wait_on_page_writeback.[f2fs].set_data_blkaddr.[f2fs].do_write_data_page.[f2fs].f2fs_write_data_page.[f2fs].__f2fs_writepage.[f2fs].f2fs_write_cache_pages.[f2fs].f2fs_write_data_pages.[f2fs].do_writepages.__filemap_fdatawrite_range.filemap_write_and_wait_range 0.00 ± -1% +Inf% 389579 ± 22% latency_stats.sum.wait_on_page_bit.f2fs_wait_on_page_writeback.[f2fs].f2fs_wait_on_page_writeback.[f2fs].update_inode.[f2fs].update_inode_page.[f2fs].f2fs_write_end.[f2fs].generic_perform_write.__generic_file_write_iter.generic_file_write_iter.f2fs_file_write_iter.[f2fs].__vfs_write.vfs_write 42496 ± 33% -76.3% 10051 ± 62% latency_stats.sum.wait_on_page_bit.find_data_page.[f2fs].f2fs_find_entry.[f2fs].f2fs_lookup.[f2fs].lookup_real.path_openat.do_filp_open.do_sys_open.SyS_open.entry_SYSCALL_64_fastpath 6594 ± 2% -22.7% 5096 ± 0% slabinfo.Acpi-Operand.active_objs 6594 ± 2% -22.7% 5096 ± 0% slabinfo.Acpi-Operand.num_objs 331.00 ± 5% -76.4% 78.00 ± 0% slabinfo.Acpi-ParseExt.active_objs 331.00 ± 5% -76.4% 78.00 ± 0% slabinfo.Acpi-ParseExt.num_objs 360.00 ± 0% -50.0% 180.00 ± 0% slabinfo.RAW.active_objs 360.00 ± 0% -50.0% 180.00 ± 0% slabinfo.RAW.num_objs 178.50 ± 15% -81.0% 34.00 ± 0% slabinfo.UDP.active_objs 178.50 ± 15% -81.0% 34.00 ± 0% slabinfo.UDP.num_objs 2577 ± 5% -54.5% 1172 ± 0% slabinfo.anon_vma.active_objs 2577 ± 5% -54.5% 1172 ± 0% slabinfo.anon_vma.num_objs 456.25 ± 6% -84.0% 73.00 ± 0% slabinfo.avc_xperms_node.active_objs 456.25 ± 6% -84.0% 73.00 ± 0% slabinfo.avc_xperms_node.num_objs 185.25 ± 17% -78.9% 39.00 ± 0% slabinfo.bdev_cache.active_objs 185.25 ± 17% -78.9% 39.00 ± 0% slabinfo.bdev_cache.num_objs 716.25 ± 0% -51.7% 346.00 ± 0% slabinfo.blkdev_requests.active_objs 767.00 ± 0% -54.9% 346.00 ± 0% slabinfo.blkdev_requests.num_objs 769.75 ± 1% -86.7% 102.00 ± 0% slabinfo.ext4_extent_status.active_objs 769.75 ± 1% -86.7% 102.00 ± 0% slabinfo.ext4_extent_status.num_objs 2140 ± 1% -18.8% 1738 ± 0% slabinfo.f2fs_extent_tree.active_objs 2140 ± 1% -18.8% 1738 ± 0% slabinfo.f2fs_extent_tree.num_objs 1841 ± 2% -11.2% 1634 ± 0% slabinfo.f2fs_inode_cache.active_objs 1865 ± 2% -11.5% 1650 ± 0% slabinfo.f2fs_inode_cache.num_objs 263.25 ± 12% -85.2% 39.00 ± 0% slabinfo.file_lock_cache.active_objs 263.25 ± 12% -85.2% 39.00 ± 0% slabinfo.file_lock_cache.num_objs 388.75 ± 5% -64.8% 137.00 ± 0% slabinfo.files_cache.active_objs 388.75 ± 5% -64.8% 137.00 ± 0% slabinfo.files_cache.num_objs 12292 ± 11% -84.8% 1870 ± 0% slabinfo.free_nid.active_objs 12339 ± 11% -84.8% 1870 ± 0% slabinfo.free_nid.num_objs 495.00 ± 3% -24.2% 375.00 ± 0% slabinfo.idr_layer_cache.active_objs 495.00 ± 3% -24.2% 375.00 ± 0% slabinfo.idr_layer_cache.num_objs 7265 ± 3% -60.1% 2897 ± 0% slabinfo.jbd2_revoke_record_s.active_objs 7271 ± 3% -60.2% 2897 ± 0% slabinfo.jbd2_revoke_record_s.num_objs 963.00 ± 3% -34.1% 634.25 ± 1% slabinfo.kmalloc-1024.active_objs 963.00 ± 3% -33.6% 639.25 ± 0% slabinfo.kmalloc-1024.num_objs 2087 ± 1% -44.9% 1151 ± 0% slabinfo.kmalloc-128.active_objs 2087 ± 1% -44.9% 1151 ± 0% slabinfo.kmalloc-128.num_objs 4979 ± 2% -20.6% 3954 ± 2% slabinfo.kmalloc-16.active_objs 4979 ± 2% -20.6% 3954 ± 2% slabinfo.kmalloc-16.num_objs 3810 ± 1% -39.4% 2310 ± 0% slabinfo.kmalloc-192.active_objs 3810 ± 1% -39.4% 2310 ± 0% slabinfo.kmalloc-192.num_objs 835.75 ± 2% -16.4% 699.00 ± 0% slabinfo.kmalloc-2048.num_objs 1762 ± 0% -17.5% 1454 ± 0% slabinfo.kmalloc-256.active_objs 2586 ± 5% -32.3% 1752 ± 6% slabinfo.kmalloc-256.num_objs 6879 ± 3% -40.5% 4096 ± 0% slabinfo.kmalloc-32.active_objs 6879 ± 3% -40.5% 4096 ± 0% slabinfo.kmalloc-32.num_objs 1719 ± 9% -48.1% 892.25 ± 1% slabinfo.kmalloc-512.active_objs 1769 ± 7% -34.4% 1160 ± 3% slabinfo.kmalloc-512.num_objs 6656 ± 5% -38.5% 4096 ± 0% slabinfo.kmalloc-8.active_objs 6656 ± 5% -38.5% 4096 ± 0% slabinfo.kmalloc-8.num_objs 1438 ± 4% -29.9% 1008 ± 0% slabinfo.kmalloc-96.active_objs 1438 ± 4% -29.9% 1008 ± 0% slabinfo.kmalloc-96.num_objs 240.00 ± 6% -46.7% 128.00 ± 0% slabinfo.kmem_cache.active_objs 240.00 ± 6% -46.7% 128.00 ± 0% slabinfo.kmem_cache.num_objs 352.00 ± 9% -63.6% 128.00 ± 0% slabinfo.kmem_cache_node.active_objs 352.00 ± 9% -63.6% 128.00 ± 0% slabinfo.kmem_cache_node.num_objs 401.00 ± 4% -68.6% 126.00 ± 0% slabinfo.mnt_cache.active_objs 401.00 ± 4% -68.6% 126.00 ± 0% slabinfo.mnt_cache.num_objs 1569 ± 8% -33.5% 1043 ± 3% slabinfo.proc_inode_cache.active_objs 1689 ± 5% -28.8% 1202 ± 3% slabinfo.proc_inode_cache.num_objs 1157 ± 1% -13.0% 1007 ± 0% slabinfo.shmem_inode_cache.active_objs 1157 ± 1% -13.0% 1007 ± 0% slabinfo.shmem_inode_cache.num_objs 354.25 ± 1% -30.2% 247.25 ± 0% slabinfo.sighand_cache.active_objs 354.50 ± 1% -28.3% 254.00 ± 0% slabinfo.sighand_cache.num_objs 509.00 ± 0% -42.6% 292.25 ± 2% slabinfo.signal_cache.active_objs 509.00 ± 0% -41.3% 299.00 ± 0% slabinfo.signal_cache.num_objs 200.00 ± 0% -87.5% 25.00 ± 0% slabinfo.sigqueue.active_objs 200.00 ± 0% -87.5% 25.00 ± 0% slabinfo.sigqueue.num_objs 281.25 ± 3% -46.7% 150.00 ± 0% slabinfo.sock_inode_cache.active_objs 281.25 ± 3% -46.7% 150.00 ± 0% slabinfo.sock_inode_cache.num_objs 1978 ± 3% -9.3% 1794 ± 0% slabinfo.trace_event_file.active_objs 1978 ± 3% -9.3% 1794 ± 0% slabinfo.trace_event_file.num_objs 4820 ± 3% -50.4% 2392 ± 0% slabinfo.vm_area_struct.active_objs 4893 ± 3% -51.1% 2392 ± 0% slabinfo.vm_area_struct.num_objs ========================================================================================= compiler/cpufreq_governor/entries/iterations/kconfig/nr_threads/rootfs/tbox_group/testcase: gcc-4.9/performance/512/32x/x86_64-rhel/200%/debian-x86_64-2015-02-07.cgz/lkp-ne04/tlbflush commit: 8025943c32f5de29b3fd548e917e24424297ca73 0aefb957de5f2a1d9467126114146b6c793cf180 8025943c32f5de29 0aefb957de5f2a1d9467126114 ---------------- -------------------------- %stddev %change %stddev \ | \ 40.25 ± 1% -70.2% 12.00 ± 0% tlbflush.mem_acc_cost_ns_time 24194 ± 0% +224.0% 78392 ± 0% tlbflush.mem_acc_time_thread_ms 13.50 ± 8% -22.2% 10.50 ± 8% tlbflush.munmap_ms 93302 ± 1% -11.4% 82676 ± 0% tlbflush.munmap_ns_time 1850 ± 2% -96.4% 67.44 ± 0% tlbflush.time.elapsed_time 1850 ± 2% -96.4% 67.44 ± 0% tlbflush.time.elapsed_time.max 15481 ± 7% -95.0% 769.50 ± 2% tlbflush.time.involuntary_context_switches 1089421 ± 0% -1.5% 1073125 ± 0% tlbflush.time.minor_page_faults 106.00 ± 4% -94.3% 6.00 ± 0% tlbflush.time.percent_of_cpu_this_job_got 1857 ± 3% -99.8% 3.26 ± 0% tlbflush.time.system_time 114.14 ± 0% -99.2% 0.87 ± 1% tlbflush.time.user_time 2.937e+08 ± 1% -99.6% 1149148 ± 0% tlbflush.time.voluntary_context_switches 1884 ± 2% -95.0% 93.39 ± 4% uptime.boot 29615 ± 2% -99.7% 77.05 ± 5% uptime.idle 189778 ± 1% -99.3% 1300 ± 5% softirqs.RCU 449769 ± 2% -100.0% 0.00 ± -1% softirqs.SCHED 527955 ± 2% -97.3% 14115 ± 2% softirqs.TIMER 0.00 ± 0% +Inf% 1.00 ± 0% vmstat.procs.r 318492 ± 3% -91.4% 27411 ± 0% vmstat.system.cs 150983 ± 3% -94.5% 8329 ± 0% vmstat.system.in 2170127 ± 1% -44.1% 1212584 ± 0% numa-numastat.node0.local_node 2170130 ± 1% -44.1% 1212584 ± 0% numa-numastat.node0.numa_hit 2186570 ± 2% -100.0% 0.00 ± -1% numa-numastat.node1.local_node 2186572 ± 2% -100.0% 0.75 ± 57% numa-numastat.node1.numa_hit 1850 ± 2% -96.4% 67.44 ± 0% time.elapsed_time 1850 ± 2% -96.4% 67.44 ± 0% time.elapsed_time.max 15481 ± 7% -95.0% 769.50 ± 2% time.involuntary_context_switches 106.00 ± 4% -94.3% 6.00 ± 0% time.percent_of_cpu_this_job_got 1857 ± 3% -99.8% 3.26 ± 0% time.system_time 114.14 ± 0% -99.2% 0.87 ± 1% time.user_time 2.937e+08 ± 1% -99.6% 1149148 ± 0% time.voluntary_context_switches 23322 ± 1% -9.6% 21088 ± 3% meminfo.Active(anon) 23069 ± 1% -10.0% 20761 ± 3% meminfo.AnonPages 448939 ± 0% -28.2% 322421 ± 0% meminfo.Committed_AS 75620 ± 9% -55.5% 33636 ± 9% meminfo.DirectMap4k 5124 ± 0% -9.4% 4642 ± 0% meminfo.KernelStack 36775 ± 0% -10.0% 33099 ± 0% meminfo.SReclaimable 34169 ± 0% -37.2% 21461 ± 1% meminfo.SUnreclaim 70945 ± 0% -23.1% 54561 ± 0% meminfo.Slab 10.16 ± 3% +25.7% 12.78 ± 0% turbostat.%Busy 193.25 ± 3% +111.3% 408.25 ± 0% turbostat.Avg_MHz 1902 ± 0% +67.8% 3192 ± 0% turbostat.Bzy_MHz 76.39 ± 2% +14.2% 87.22 ± 0% turbostat.CPU%c1 0.17 ± 36% -100.0% 0.00 ± -1% turbostat.CPU%c3 13.28 ± 15% -100.0% 0.00 ± -1% turbostat.CPU%c6 0.17 ± 37% -100.0% 0.00 ± -1% turbostat.Pkg%pc3 0.93 ± 6% -100.0% 0.00 ± -1% turbostat.Pkg%pc6 3.452e+08 ± 13% -100.0% 33527 ± 8% cpuidle.C1-NHM.time 17560412 ± 6% -100.0% 1062 ± 6% cpuidle.C1-NHM.usage 1.618e+10 ± 2% -99.8% 30101860 ± 0% cpuidle.C1E-NHM.time 2.734e+08 ± 2% -99.8% 561256 ± 0% cpuidle.C1E-NHM.usage 46772830 ± 23% -99.7% 138721 ± 13% cpuidle.C3-NHM.time 8532 ± 5% -96.8% 269.75 ± 10% cpuidle.C3-NHM.usage 1.008e+10 ± 8% -99.7% 29131409 ± 1% cpuidle.C6-NHM.time 294031 ± 11% -99.4% 1634 ± 1% cpuidle.C6-NHM.usage 18990826 ± 6% -99.3% 125616 ± 50% cpuidle.POLL.time 1217914 ± 1% -100.0% 142.75 ± 13% cpuidle.POLL.usage 5830 ± 1% -9.6% 5268 ± 3% proc-vmstat.nr_active_anon 5767 ± 1% -10.1% 5187 ± 3% proc-vmstat.nr_anon_pages 231.50 ± 2% -78.4% 50.00 ± 13% proc-vmstat.nr_dirtied 9193 ± 0% -10.0% 8274 ± 0% proc-vmstat.nr_slab_reclaimable 8542 ± 0% -37.2% 5364 ± 1% proc-vmstat.nr_slab_unreclaimable 229.00 ± 1% -59.7% 92.25 ± 5% proc-vmstat.nr_written 8368 ± 2% -100.0% 0.00 ± 0% proc-vmstat.numa_hint_faults 6412 ± 3% -100.0% 0.00 ± 0% proc-vmstat.numa_hint_faults_local 4352636 ± 1% -72.2% 1208291 ± 0% proc-vmstat.numa_hit 4352630 ± 1% -72.2% 1208290 ± 0% proc-vmstat.numa_local 4911 ± 33% -100.0% 0.00 ± -1% proc-vmstat.numa_pages_migrated 44578 ± 37% -100.0% 0.00 ± 0% proc-vmstat.numa_pte_updates 809846 ± 2% -42.6% 464591 ± 0% proc-vmstat.pgalloc_dma32 3707267 ± 1% -79.7% 753227 ± 0% proc-vmstat.pgalloc_normal 4938958 ± 1% -75.1% 1230331 ± 0% proc-vmstat.pgfault 4476805 ± 1% -73.6% 1180993 ± 0% proc-vmstat.pgfree 4911 ± 33% -100.0% 0.00 ± -1% proc-vmstat.pgmigrate_success 15521 ± 25% -100.0% 0.00 ± -1% latency_stats.avg.cgroup_kn_lock_live.__cgroup_procs_write.cgroup_procs_write.cgroup_file_write.kernfs_fop_write.__vfs_write.vfs_write.SyS_write.entry_SYSCALL_64_fastpath 13899367 ± 31% -100.0% 0.00 ± -1% latency_stats.avg.nfs_wait_on_request.nfs_updatepage.nfs_write_end.generic_perform_write.__generic_file_write_iter.generic_file_write_iter.nfs_file_write.__vfs_write.vfs_write.SyS_write.entry_SYSCALL_64_fastpath 15761 ± 25% -100.0% 0.00 ± -1% latency_stats.avg.proc_cgroup_show.proc_single_show.seq_read.__vfs_read.vfs_read.SyS_read.entry_SYSCALL_64_fastpath 30956 ± 1% -95.7% 1316 ± 0% latency_stats.hits.do_wait.SyS_wait4.entry_SYSCALL_64_fastpath 203077 ± 3% -100.0% 47.75 ± 5% latency_stats.hits.futex_wait_queue_me.futex_wait.do_futex.SyS_futex.entry_SYSCALL_64_fastpath 2.935e+08 ± 1% -99.6% 1148536 ± 0% latency_stats.hits.hrtimer_nanosleep.SyS_nanosleep.entry_SYSCALL_64_fastpath 326462 ± 2% -73.9% 85271 ± 1% latency_stats.hits.pipe_wait.pipe_read.__vfs_read.vfs_read.SyS_read.entry_SYSCALL_64_fastpath 15521 ± 25% -100.0% 0.00 ± -1% latency_stats.max.cgroup_kn_lock_live.__cgroup_procs_write.cgroup_procs_write.cgroup_file_write.kernfs_fop_write.__vfs_write.vfs_write.SyS_write.entry_SYSCALL_64_fastpath 51851682 ± 59% -100.0% 0.00 ± -1% latency_stats.max.nfs_wait_on_request.nfs_updatepage.nfs_write_end.generic_perform_write.__generic_file_write_iter.generic_file_write_iter.nfs_file_write.__vfs_write.vfs_write.SyS_write.entry_SYSCALL_64_fastpath 15761 ± 25% -100.0% 0.00 ± -1% latency_stats.max.proc_cgroup_show.proc_single_show.seq_read.__vfs_read.vfs_read.SyS_read.entry_SYSCALL_64_fastpath 62270 ± 11% -100.0% 0.00 ± -1% latency_stats.sum.call_rwsem_down_read_failed.__do_page_fault.do_page_fault.page_fault 9619 ± 3% -100.0% 0.00 ± -1% latency_stats.sum.call_rwsem_down_write_failed.SyS_mprotect.entry_SYSCALL_64_fastpath 15521 ± 25% -100.0% 0.00 ± -1% latency_stats.sum.cgroup_kn_lock_live.__cgroup_procs_write.cgroup_procs_write.cgroup_file_write.kernfs_fop_write.__vfs_write.vfs_write.SyS_write.entry_SYSCALL_64_fastpath 9595382 ± 3% -93.3% 643311 ± 1% latency_stats.sum.do_wait.SyS_wait4.entry_SYSCALL_64_fastpath 480285 ± 4% -99.5% 2564 ± 23% latency_stats.sum.futex_wait_queue_me.futex_wait.do_futex.SyS_futex.entry_SYSCALL_64_fastpath 1.493e+10 ± 1% -99.6% 57819715 ± 0% latency_stats.sum.hrtimer_nanosleep.SyS_nanosleep.entry_SYSCALL_64_fastpath 1.381e+08 ± 45% -100.0% 0.00 ± -1% latency_stats.sum.nfs_wait_on_request.nfs_updatepage.nfs_write_end.generic_perform_write.__generic_file_write_iter.generic_file_write_iter.nfs_file_write.__vfs_write.vfs_write.SyS_write.entry_SYSCALL_64_fastpath 15513065 ± 3% -93.1% 1064895 ± 1% latency_stats.sum.pipe_wait.pipe_read.__vfs_read.vfs_read.SyS_read.entry_SYSCALL_64_fastpath 15128 ± 17% -100.0% 0.00 ± -1% latency_stats.sum.pipe_wait.pipe_write.__vfs_write.vfs_write.SyS_write.entry_SYSCALL_64_fastpath 15761 ± 25% -100.0% 0.00 ± -1% latency_stats.sum.proc_cgroup_show.proc_single_show.seq_read.__vfs_read.vfs_read.SyS_read.entry_SYSCALL_64_fastpath 50381 ± 28% -97.0% 1488 ± 29% latency_stats.sum.rpc_wait_bit_killable.__rpc_execute.rpc_execute.rpc_run_task.nfs4_call_sync_sequence.[nfsv4]._nfs4_proc_access.[nfsv4].nfs4_proc_access.[nfsv4].nfs_do_access.nfs_permission.__inode_permission.inode_permission.link_path_walk 3307 ± 16% +59.2% 5263 ± 3% numa-vmstat.node0.nr_active_anon 3269 ± 16% +58.5% 5182 ± 3% numa-vmstat.node0.nr_anon_pages 76608 ± 2% +20.1% 91993 ± 0% numa-vmstat.node0.nr_file_pages 18363 ± 8% +83.1% 33630 ± 0% numa-vmstat.node0.nr_inactive_anon 193.75 ± 5% +28.6% 249.25 ± 0% numa-vmstat.node0.nr_kernel_stack 18719 ± 8% +78.9% 33496 ± 0% numa-vmstat.node0.nr_mapped 486.50 ± 10% +86.4% 906.75 ± 0% numa-vmstat.node0.nr_page_table_pages 18412 ± 8% +83.1% 33716 ± 0% numa-vmstat.node0.nr_shmem 4314 ± 4% -11.1% 3834 ± 2% numa-vmstat.node0.nr_slab_unreclaimable 1195184 ± 2% -36.6% 757237 ± 0% numa-vmstat.node0.numa_hit 1193548 ± 2% -36.6% 757237 ± 0% numa-vmstat.node0.numa_local 1635 ± 20% -100.0% 0.00 ± -1% numa-vmstat.node0.numa_other 2524 ± 19% -100.0% 0.00 ± -1% numa-vmstat.node1.nr_active_anon 2499 ± 19% -100.0% 0.00 ± -1% numa-vmstat.node1.nr_anon_pages 74964 ± 2% -22.5% 58104 ± 0% numa-vmstat.node1.nr_file_pages 16719 ± 9% -100.0% 0.00 ± -1% numa-vmstat.node1.nr_inactive_anon 125.50 ± 7% -68.1% 40.00 ± 0% numa-vmstat.node1.nr_kernel_stack 17613 ± 9% -92.6% 1305 ± 0% numa-vmstat.node1.nr_mapped 414.00 ± 12% -100.0% 0.00 ± -1% numa-vmstat.node1.nr_page_table_pages 16757 ± 9% -100.0% 0.00 ± -1% numa-vmstat.node1.nr_shmem 4593 ± 3% -24.4% 3473 ± 3% numa-vmstat.node1.nr_slab_reclaimable 4227 ± 3% -63.8% 1529 ± 4% numa-vmstat.node1.nr_slab_unreclaimable 1211585 ± 3% -94.7% 64037 ± 0% numa-vmstat.node1.numa_hit 1148733 ± 3% -100.0% 0.00 ± -1% numa-vmstat.node1.numa_local 13229 ± 16% +59.3% 21068 ± 3% numa-meminfo.node0.Active(anon) 13080 ± 16% +58.6% 20744 ± 3% numa-meminfo.node0.AnonPages 306422 ± 2% +20.2% 368375 ± 0% numa-meminfo.node0.FilePages 257002 ± 2% +24.4% 319620 ± 0% numa-meminfo.node0.Inactive 73438 ± 8% +83.7% 134925 ± 0% numa-meminfo.node0.Inactive(anon) 3110 ± 5% +28.5% 3998 ± 0% numa-meminfo.node0.KernelStack 74863 ± 8% +79.6% 134428 ± 0% numa-meminfo.node0.Mapped 400809 ± 1% +14.9% 460453 ± 0% numa-meminfo.node0.MemUsed 1947 ± 10% +86.5% 3631 ± 0% numa-meminfo.node0.PageTables 17259 ± 4% -11.1% 15340 ± 2% numa-meminfo.node0.SUnreclaim 73635 ± 8% +83.7% 135270 ± 0% numa-meminfo.node0.Shmem 59303 ± 5% -17.0% 49195 ± 1% numa-meminfo.node1.Active 10097 ± 19% -100.0% 0.00 ± -1% numa-meminfo.node1.Active(anon) 1315 ±141% -100.0% 0.00 ± -1% numa-meminfo.node1.AnonHugePages 9997 ± 19% -100.0% 0.00 ± -1% numa-meminfo.node1.AnonPages 299861 ± 2% -22.5% 232416 ± 0% numa-meminfo.node1.FilePages 250508 ± 2% -26.9% 183219 ± 0% numa-meminfo.node1.Inactive 66881 ± 9% -100.0% 0.00 ± -1% numa-meminfo.node1.Inactive(anon) 2013 ± 8% -68.2% 640.00 ± 0% numa-meminfo.node1.KernelStack 70467 ± 9% -92.6% 5223 ± 0% numa-meminfo.node1.Mapped 379163 ± 1% -28.8% 270081 ± 0% numa-meminfo.node1.MemUsed 1656 ± 12% -100.0% 0.00 ± -1% numa-meminfo.node1.PageTables 18374 ± 3% -24.4% 13892 ± 3% numa-meminfo.node1.SReclaimable 16910 ± 3% -63.8% 6118 ± 4% numa-meminfo.node1.SUnreclaim 67031 ± 9% -100.0% 0.00 ± -1% numa-meminfo.node1.Shmem 35284 ± 0% -43.3% 20010 ± 3% numa-meminfo.node1.Slab 3074 ± 3% -37.0% 1938 ± 0% slabinfo.Acpi-Namespace.active_objs 3074 ± 3% -37.0% 1938 ± 0% slabinfo.Acpi-Namespace.num_objs 614.25 ± 2% -87.3% 78.00 ± 0% slabinfo.Acpi-ParseExt.active_objs 614.25 ± 2% -87.3% 78.00 ± 0% slabinfo.Acpi-ParseExt.num_objs 648.00 ± 0% -70.8% 189.00 ± 8% slabinfo.RAW.active_objs 648.00 ± 0% -70.8% 189.00 ± 8% slabinfo.RAW.num_objs 114.75 ± 6% -85.2% 17.00 ± 0% slabinfo.TCP.active_objs 114.75 ± 6% -85.2% 17.00 ± 0% slabinfo.TCP.num_objs 204.00 ± 11% -83.3% 34.00 ± 0% slabinfo.UDP.active_objs 204.00 ± 11% -83.3% 34.00 ± 0% slabinfo.UDP.num_objs 4338 ± 5% -73.0% 1171 ± 0% slabinfo.anon_vma.active_objs 4338 ± 5% -73.0% 1171 ± 0% slabinfo.anon_vma.num_objs 784.75 ± 7% -90.7% 73.00 ± 0% slabinfo.avc_xperms_node.active_objs 784.75 ± 7% -90.7% 73.00 ± 0% slabinfo.avc_xperms_node.num_objs 351.00 ± 7% -88.9% 39.00 ± 0% slabinfo.bdev_cache.active_objs 351.00 ± 7% -88.9% 39.00 ± 0% slabinfo.bdev_cache.num_objs 649.00 ± 5% -93.2% 44.00 ± 0% slabinfo.blkdev_requests.active_objs 649.00 ± 5% -93.2% 44.00 ± 0% slabinfo.blkdev_requests.num_objs 312.00 ± 0% -75.0% 78.00 ± 0% slabinfo.buffer_head.active_objs 312.00 ± 0% -75.0% 78.00 ± 0% slabinfo.buffer_head.num_objs 204.00 ± 0% -50.0% 102.00 ± 0% slabinfo.ext4_extent_status.active_objs 204.00 ± 0% -50.0% 102.00 ± 0% slabinfo.ext4_extent_status.num_objs 467.75 ± 7% -91.7% 39.00 ± 0% slabinfo.file_lock_cache.active_objs 467.75 ± 7% -91.7% 39.00 ± 0% slabinfo.file_lock_cache.num_objs 736.00 ± 0% -81.4% 137.00 ± 0% slabinfo.files_cache.active_objs 736.00 ± 0% -81.4% 137.00 ± 0% slabinfo.files_cache.num_objs 3995 ± 2% -10.6% 3570 ± 0% slabinfo.ftrace_event_field.active_objs 3995 ± 2% -10.6% 3570 ± 0% slabinfo.ftrace_event_field.num_objs 744.25 ± 2% -33.5% 495.00 ± 0% slabinfo.idr_layer_cache.active_objs 744.25 ± 2% -33.5% 495.00 ± 0% slabinfo.idr_layer_cache.num_objs 29312 ± 0% -13.4% 25389 ± 0% slabinfo.kernfs_node_cache.active_objs 862.00 ± 0% -13.4% 746.75 ± 0% slabinfo.kernfs_node_cache.active_slabs 29312 ± 0% -13.4% 25389 ± 0% slabinfo.kernfs_node_cache.num_objs 862.00 ± 0% -13.4% 746.75 ± 0% slabinfo.kernfs_node_cache.num_slabs 1476 ± 2% -48.2% 764.25 ± 0% slabinfo.kmalloc-1024.active_objs 1476 ± 2% -48.0% 768.00 ± 0% slabinfo.kmalloc-1024.num_objs 2397 ± 3% -44.0% 1343 ± 0% slabinfo.kmalloc-128.active_objs 2397 ± 3% -44.0% 1343 ± 0% slabinfo.kmalloc-128.num_objs 9651 ± 5% -39.1% 5874 ± 21% slabinfo.kmalloc-16.active_objs 9651 ± 5% -35.9% 6183 ± 28% slabinfo.kmalloc-16.num_objs 4914 ± 1% -48.4% 2538 ± 1% slabinfo.kmalloc-192.active_objs 4934 ± 1% -47.6% 2583 ± 1% slabinfo.kmalloc-192.num_objs 681.00 ± 4% -42.8% 389.25 ± 1% slabinfo.kmalloc-2048.active_objs 744.00 ± 3% -45.2% 407.75 ± 1% slabinfo.kmalloc-2048.num_objs 3212 ± 5% -55.1% 1442 ± 8% slabinfo.kmalloc-256.active_objs 3782 ± 5% -47.7% 1979 ± 5% slabinfo.kmalloc-256.num_objs 9887 ± 1% -43.0% 5632 ± 0% slabinfo.kmalloc-32.active_objs 9887 ± 1% -43.0% 5632 ± 0% slabinfo.kmalloc-32.num_objs 336.00 ± 2% -38.4% 207.00 ± 0% slabinfo.kmalloc-4096.active_objs 336.00 ± 2% -38.4% 207.00 ± 0% slabinfo.kmalloc-4096.num_objs 2137 ± 4% -46.7% 1139 ± 0% slabinfo.kmalloc-512.active_objs 2232 ± 1% -35.5% 1440 ± 3% slabinfo.kmalloc-512.num_objs 21337 ± 1% -34.0% 14075 ± 0% slabinfo.kmalloc-64.active_objs 338.50 ± 1% -34.9% 220.50 ± 0% slabinfo.kmalloc-64.active_slabs 21692 ± 1% -34.7% 14158 ± 0% slabinfo.kmalloc-64.num_objs 338.50 ± 1% -34.9% 220.50 ± 0% slabinfo.kmalloc-64.num_slabs 9882 ± 2% -62.6% 3698 ± 5% slabinfo.kmalloc-8.active_objs 10112 ± 2% -63.3% 3712 ± 5% slabinfo.kmalloc-8.num_objs 1864 ± 7% -42.8% 1067 ± 0% slabinfo.kmalloc-96.active_objs 1976 ± 4% -39.4% 1197 ± 1% slabinfo.kmalloc-96.num_objs 275.00 ± 6% -54.5% 125.00 ± 0% slabinfo.kmem_cache.active_objs 275.00 ± 6% -54.5% 125.00 ± 0% slabinfo.kmem_cache.num_objs 631.00 ± 7% -60.9% 247.00 ± 0% slabinfo.kmem_cache_node.active_objs 640.00 ± 7% -60.0% 256.00 ± 0% slabinfo.kmem_cache_node.num_objs 310.00 ± 2% -67.4% 101.00 ± 0% slabinfo.mm_struct.active_objs 310.00 ± 2% -67.4% 101.00 ± 0% slabinfo.mm_struct.num_objs 661.50 ± 2% -81.0% 126.00 ± 0% slabinfo.mnt_cache.active_objs 661.50 ± 2% -81.0% 126.00 ± 0% slabinfo.mnt_cache.num_objs 2464 ± 3% -41.1% 1451 ± 0% slabinfo.proc_inode_cache.active_objs 2569 ± 3% -42.8% 1469 ± 0% slabinfo.proc_inode_cache.num_objs 9852 ± 1% -18.6% 8017 ± 0% slabinfo.radix_tree_node.active_objs 10056 ± 1% -20.2% 8020 ± 0% slabinfo.radix_tree_node.num_objs 2544 ± 9% -40.7% 1507 ± 9% slabinfo.shmem_inode_cache.active_objs 2627 ± 9% -40.5% 1562 ± 8% slabinfo.shmem_inode_cache.num_objs 539.00 ± 3% -44.5% 299.00 ± 0% slabinfo.sighand_cache.active_objs 539.00 ± 3% -44.5% 299.00 ± 0% slabinfo.sighand_cache.num_objs 774.75 ± 2% -53.7% 359.00 ± 0% slabinfo.signal_cache.active_objs 774.75 ± 2% -53.7% 359.00 ± 0% slabinfo.signal_cache.num_objs 425.00 ± 0% -94.1% 25.00 ± 0% slabinfo.sigqueue.active_objs 425.00 ± 0% -94.1% 25.00 ± 0% slabinfo.sigqueue.num_objs 512.50 ± 2% -65.9% 175.00 ± 0% slabinfo.sock_inode_cache.active_objs 512.50 ± 2% -65.9% 175.00 ± 0% slabinfo.sock_inode_cache.num_objs 329.25 ± 2% -93.3% 22.00 ± 0% slabinfo.taskstats.active_objs 329.25 ± 2% -93.3% 22.00 ± 0% slabinfo.taskstats.num_objs 2139 ± 1% -16.1% 1794 ± 0% slabinfo.trace_event_file.active_objs 2139 ± 1% -16.1% 1794 ± 0% slabinfo.trace_event_file.num_objs 7852 ± 1% -64.9% 2759 ± 11% slabinfo.vm_area_struct.active_objs 180.75 ± 1% -63.3% 66.25 ± 12% slabinfo.vm_area_struct.active_slabs 7964 ± 1% -63.0% 2945 ± 12% slabinfo.vm_area_struct.num_objs 180.75 ± 1% -63.3% 66.25 ± 12% slabinfo.vm_area_struct.num_slabs ========================================================================================= compiler/cpufreq_governor/ipc/kconfig/mode/nr_threads/rootfs/tbox_group/testcase: gcc-4.9/performance/socket/x86_64-rhel/threads/1600%/debian-x86_64-2015-02-07.cgz/lkp-ivb-d02/hackbench commit: 8025943c32f5de29b3fd548e917e24424297ca73 0aefb957de5f2a1d9467126114146b6c793cf180 8025943c32f5de29 0aefb957de5f2a1d9467126114 ---------------- -------------------------- %stddev %change %stddev \ | \ 20799 ± 0% -60.4% 8242 ± 0% hackbench.throughput 610.81 ± 0% +2.6% 626.57 ± 0% hackbench.time.elapsed_time 610.81 ± 0% +2.6% 626.57 ± 0% hackbench.time.elapsed_time.max 2432500 ± 11% +193.8% 7147756 ± 2% hackbench.time.involuntary_context_switches 152233 ± 0% -59.2% 62096 ± 0% hackbench.time.minor_page_faults 395.00 ± 0% -75.2% 98.00 ± 0% hackbench.time.percent_of_cpu_this_job_got 2294 ± 0% -74.7% 580.34 ± 0% hackbench.time.system_time 119.19 ± 0% -66.9% 39.50 ± 0% hackbench.time.user_time 64.79 ± 1% -82.3% 11.44 ± 2% uptime.idle 48697 ± 1% +10.1% 53595 ± 2% vmstat.system.cs 4849 ± 1% -78.5% 1041 ± 0% vmstat.system.in 156904 ± 1% -92.7% 11518 ± 1% softirqs.RCU 19311 ± 1% -100.0% 0.00 ± -1% softirqs.SCHED 1226199 ± 0% -73.9% 320362 ± 0% softirqs.TIMER 73396 ± 25% -47.4% 38580 ± 7% meminfo.DirectMap4k 85032 ± 0% +18.9% 101134 ± 1% meminfo.SUnreclaim 13612 ± 0% -22.2% 10592 ± 0% meminfo.Shmem 120348 ± 0% +12.7% 135681 ± 0% meminfo.Slab 216.00 ± 0% -59.3% 88.00 ± 0% time.file_system_outputs 2432500 ± 11% +193.8% 7147756 ± 2% time.involuntary_context_switches 152233 ± 0% -59.2% 62096 ± 0% time.minor_page_faults 395.00 ± 0% -75.2% 98.00 ± 0% time.percent_of_cpu_this_job_got 2294 ± 0% -74.7% 580.34 ± 0% time.system_time 119.19 ± 0% -66.9% 39.50 ± 0% time.user_time 3318176 ± 4% -99.0% 32776 ±172% cpuidle.C1-IVB.time 212064 ± 4% -100.0% 5.00 ± 82% cpuidle.C1-IVB.usage 400214 ± 17% -98.3% 6757 ± 25% cpuidle.C1E-IVB.time 2638 ± 12% -99.0% 25.75 ± 16% cpuidle.C1E-IVB.usage 377012 ± 24% -97.6% 9008 ± 16% cpuidle.C3-IVB.time 501.75 ± 10% -95.9% 20.75 ± 29% cpuidle.C3-IVB.usage 7514918 ± 2% -91.0% 674327 ± 9% cpuidle.C6-IVB.time 3212 ± 4% -96.4% 114.50 ± 8% cpuidle.C6-IVB.usage 25.75 ± 42% -90.3% 2.50 ± 60% cpuidle.POLL.usage 287530 ± 1% -71.4% 82258 ± 0% latency_stats.hits.pipe_wait.pipe_read.__vfs_read.vfs_read.SyS_read.entry_SYSCALL_64_fastpath 21314 ± 1% -75.0% 5331 ± 0% latency_stats.hits.poll_schedule_timeout.do_sys_poll.SyS_poll.entry_SYSCALL_64_fastpath 5790615 ± 0% -82.5% 1010834 ± 3% latency_stats.hits.sock_alloc_send_pskb.unix_stream_sendmsg.sock_sendmsg.sock_write_iter.__vfs_write.vfs_write.SyS_write.entry_SYSCALL_64_fastpath 45471476 ±104% -79.2% 9474069 ±100% latency_stats.max.nfs_wait_on_request.nfs_updatepage.nfs_write_end.generic_perform_write.__generic_file_write_iter.generic_file_write_iter.nfs_file_write.__vfs_write.vfs_write.SyS_write.entry_SYSCALL_64_fastpath 29980 ± 93% +1198.2% 389198 ±171% latency_stats.max.pipe_wait.pipe_read.__vfs_read.vfs_read.SyS_read.entry_SYSCALL_64_fastpath 68545649 ± 77% -66.5% 22958470 ±100% latency_stats.sum.nfs_wait_on_request.nfs_updatepage.nfs_write_end.generic_perform_write.__generic_file_write_iter.generic_file_write_iter.nfs_file_write.__vfs_write.vfs_write.SyS_write.entry_SYSCALL_64_fastpath 52450453 ± 1% -79.2% 10917503 ± 1% latency_stats.sum.poll_schedule_timeout.do_sys_poll.SyS_poll.entry_SYSCALL_64_fastpath 1.046e+10 ± 0% -89.5% 1.103e+09 ± 3% latency_stats.sum.sock_alloc_send_pskb.unix_stream_sendmsg.sock_sendmsg.sock_write_iter.__vfs_write.vfs_write.SyS_write.entry_SYSCALL_64_fastpath 7.692e+09 ± 2% -75.3% 1.902e+09 ± 1% latency_stats.sum.unix_stream_read_generic.unix_stream_recvmsg.sock_recvmsg.sock_read_iter.__vfs_read.vfs_read.SyS_read.entry_SYSCALL_64_fastpath 0.26 ± 1% -54.9% 0.11 ± 7% turbostat.CPU%c1 0.02 ± 35% -100.0% 0.00 ± -1% turbostat.CPU%c3 0.20 ± 4% -100.0% 0.00 ± -1% turbostat.CPU%c6 18.31 ± 0% -34.1% 12.06 ± 0% turbostat.CorWatt 44.75 ± 2% -16.8% 37.25 ± 2% turbostat.CoreTmp 0.01 ± 0% -100.0% 0.00 ± -1% turbostat.Pkg%pc2 0.02 ± 61% -100.0% 0.00 ± -1% turbostat.Pkg%pc3 0.12 ± 8% -100.0% 0.00 ± -1% turbostat.Pkg%pc6 45.25 ± 1% -17.1% 37.50 ± 2% turbostat.PkgTmp 35.83 ± 0% -18.8% 29.11 ± 0% turbostat.PkgWatt 141.25 ± 18% -51.7% 68.25 ± 4% proc-vmstat.nr_dirtied 3400 ± 0% -22.2% 2646 ± 0% proc-vmstat.nr_shmem 21489 ± 1% +18.6% 25495 ± 1% proc-vmstat.nr_slab_unreclaimable 141.50 ± 19% -33.2% 94.50 ± 5% proc-vmstat.nr_written 1631639 ± 2% -37.2% 1025165 ± 0% proc-vmstat.numa_hit 1631639 ± 2% -37.2% 1025165 ± 0% proc-vmstat.numa_local 1776 ± 1% -71.2% 511.50 ± 2% proc-vmstat.pgactivate 1137636 ± 2% -39.1% 693352 ± 0% proc-vmstat.pgalloc_dma32 1497599 ± 2% -39.5% 905878 ± 0% proc-vmstat.pgalloc_normal 312396 ± 0% -45.7% 169585 ± 0% proc-vmstat.pgfault 2609201 ± 2% -39.7% 1573353 ± 0% proc-vmstat.pgfree 2213 ± 1% -12.4% 1938 ± 0% slabinfo.Acpi-Namespace.active_objs 2213 ± 1% -12.4% 1938 ± 0% slabinfo.Acpi-Namespace.num_objs 2137 ± 7% -50.1% 1067 ± 0% slabinfo.anon_vma.active_objs 2141 ± 7% -50.2% 1067 ± 0% slabinfo.anon_vma.num_objs 273.75 ± 11% -73.3% 73.00 ± 0% slabinfo.avc_xperms_node.active_objs 273.75 ± 11% -73.3% 73.00 ± 0% slabinfo.avc_xperms_node.num_objs 204.00 ± 0% -50.0% 102.00 ± 0% slabinfo.ext4_extent_status.active_objs 204.00 ± 0% -50.0% 102.00 ± 0% slabinfo.ext4_extent_status.num_objs 4682 ± 1% -21.4% 3680 ± 0% slabinfo.kmalloc-128.active_objs 4788 ± 1% -20.7% 3795 ± 0% slabinfo.kmalloc-128.num_objs 12605 ± 5% -49.6% 6357 ± 0% slabinfo.kmalloc-16.active_objs 12745 ± 5% -50.1% 6357 ± 0% slabinfo.kmalloc-16.num_objs 2465 ± 5% -20.1% 1969 ± 1% slabinfo.kmalloc-192.active_objs 2615 ± 4% -21.7% 2047 ± 0% slabinfo.kmalloc-192.num_objs 26550 ± 3% +36.9% 36341 ± 2% slabinfo.kmalloc-256.active_objs 3371 ± 3% +47.0% 4954 ± 1% slabinfo.kmalloc-256.active_slabs 53940 ± 3% +47.0% 79284 ± 1% slabinfo.kmalloc-256.num_objs 3371 ± 3% +47.0% 4954 ± 1% slabinfo.kmalloc-256.num_slabs 8607 ± 8% -39.3% 5223 ± 0% slabinfo.kmalloc-32.active_objs 8758 ± 8% -40.4% 5223 ± 0% slabinfo.kmalloc-32.num_objs 23697 ± 3% +40.6% 33308 ± 3% slabinfo.kmalloc-512.active_objs 3182 ± 3% +49.7% 4764 ± 1% slabinfo.kmalloc-512.active_slabs 50916 ± 3% +49.7% 76240 ± 1% slabinfo.kmalloc-512.num_objs 3182 ± 3% +49.7% 4764 ± 1% slabinfo.kmalloc-512.num_slabs 4478 ± 9% -20.0% 3584 ± 0% slabinfo.kmalloc-8.active_objs 4478 ± 9% -20.0% 3584 ± 0% slabinfo.kmalloc-8.num_objs 1278 ± 7% -21.2% 1008 ± 0% slabinfo.kmalloc-96.active_objs 1278 ± 7% -21.2% 1008 ± 0% slabinfo.kmalloc-96.num_objs 256.00 ± 17% -50.0% 128.00 ± 0% slabinfo.kmem_cache_node.active_objs 256.00 ± 17% -50.0% 128.00 ± 0% slabinfo.kmem_cache_node.num_objs 1680 ± 2% -21.1% 1326 ± 0% slabinfo.proc_inode_cache.active_objs 1730 ± 2% -20.4% 1377 ± 0% slabinfo.proc_inode_cache.num_objs 362.25 ± 1% -42.3% 209.00 ± 0% slabinfo.signal_cache.active_objs 362.25 ± 1% -42.3% 209.00 ± 0% slabinfo.signal_cache.num_objs 1.71 ± 10% +312.9% 7.06 ± 5% perf-profile.cycles-pp.__account_scheduler_latency.enqueue_entity.enqueue_task_fair.activate_task.ttwu_do_activate 11.64 ± 2% -17.3% 9.63 ± 2% perf-profile.cycles-pp.__alloc_skb.alloc_skb_with_frags.sock_alloc_send_pskb.unix_stream_sendmsg.sock_sendmsg 0.60 ± 17% +448.5% 3.30 ± 6% perf-profile.cycles-pp.__kernel_text_address.print_context_stack.dump_trace.save_stack_trace_tsk.__account_scheduler_latency 2.83 ± 7% +18.3% 3.35 ± 4% perf-profile.cycles-pp.__kmalloc_node_track_caller.__kmalloc_reserve.__alloc_skb.alloc_skb_with_frags.sock_alloc_send_pskb 0.15 ± 23% +541.9% 0.99 ± 6% perf-profile.cycles-pp.__schedule.schedule.schedule_timeout.unix_stream_read_generic.unix_stream_recvmsg 0.83 ± 9% +37.8% 1.14 ± 8% perf-profile.cycles-pp.__slab_alloc.__kmalloc_node_track_caller.__kmalloc_reserve.__alloc_skb.alloc_skb_with_frags 0.87 ± 13% +28.4% 1.12 ± 6% perf-profile.cycles-pp.__slab_alloc.kmem_cache_alloc_node.__alloc_skb.alloc_skb_with_frags.sock_alloc_send_pskb 1.02 ± 9% +58.3% 1.62 ± 6% perf-profile.cycles-pp.__slab_free.kmem_cache_free.kfree_skbmem.consume_skb.unix_stream_read_generic 40.33 ± 0% -9.0% 36.71 ± 1% perf-profile.cycles-pp.__vfs_read.vfs_read.sys_read.entry_SYSCALL_64_fastpath 35.45 ± 0% +23.0% 43.61 ± 1% perf-profile.cycles-pp.__vfs_write.vfs_write.sys_write.entry_SYSCALL_64_fastpath 1.44 ± 14% +467.4% 8.19 ± 4% perf-profile.cycles-pp.__wake_up_common.__wake_up_sync_key.sock_def_readable.unix_stream_sendmsg.sock_sendmsg 1.55 ± 8% -64.5% 0.55 ± 26% perf-profile.cycles-pp.__wake_up_common.__wake_up_sync_key.unix_write_space.sock_wfree.unix_destruct_scm 1.48 ± 15% +461.4% 8.28 ± 4% perf-profile.cycles-pp.__wake_up_sync_key.sock_def_readable.unix_stream_sendmsg.sock_sendmsg.sock_write_iter 1.56 ± 8% -64.4% 0.55 ± 26% perf-profile.cycles-pp.__wake_up_sync_key.unix_write_space.sock_wfree.unix_destruct_scm.skb_release_head_state 2.40 ± 9% +234.6% 8.01 ± 5% perf-profile.cycles-pp.activate_task.ttwu_do_activate.try_to_wake_up.default_wake_function.autoremove_wake_function 12.42 ± 2% -16.2% 10.40 ± 2% perf-profile.cycles-pp.alloc_skb_with_frags.sock_alloc_send_pskb.unix_stream_sendmsg.sock_sendmsg.sock_write_iter 1.40 ± 14% +481.1% 8.13 ± 4% perf-profile.cycles-pp.autoremove_wake_function.__wake_up_common.__wake_up_sync_key.sock_def_readable.unix_stream_sendmsg 1.54 ± 8% -64.7% 0.54 ± 25% perf-profile.cycles-pp.autoremove_wake_function.__wake_up_common.__wake_up_sync_key.unix_write_space.sock_wfree 14.73 ± 1% -19.7% 11.84 ± 3% perf-profile.cycles-pp.consume_skb.unix_stream_read_generic.unix_stream_recvmsg.sock_recvmsg.sock_read_iter 5.08 ± 4% -10.8% 4.52 ± 5% perf-profile.cycles-pp.copy_user_enhanced_fast_string.skb_copy_datagram_iter.unix_stream_read_actor.unix_stream_read_generic.unix_stream_recvmsg 1.39 ± 14% +484.9% 8.12 ± 4% perf-profile.cycles-pp.default_wake_function.autoremove_wake_function.__wake_up_common.__wake_up_sync_key.sock_def_readable 1.50 ± 8% -65.2% 0.52 ± 26% perf-profile.cycles-pp.default_wake_function.autoremove_wake_function.__wake_up_common.__wake_up_sync_key.unix_write_space 1.52 ± 8% +348.1% 6.82 ± 5% perf-profile.cycles-pp.dump_trace.save_stack_trace_tsk.__account_scheduler_latency.enqueue_entity.enqueue_task_fair 2.13 ± 9% +258.1% 7.64 ± 5% perf-profile.cycles-pp.enqueue_entity.enqueue_task_fair.activate_task.ttwu_do_activate.try_to_wake_up 2.31 ± 9% +242.2% 7.91 ± 5% perf-profile.cycles-pp.enqueue_task_fair.activate_task.ttwu_do_activate.try_to_wake_up.default_wake_function 0.34 ± 21% +275.6% 1.27 ± 8% perf-profile.cycles-pp.entry_SYSCALL_64_after_swapgs 0.14 ± 26% +820.0% 1.26 ± 8% perf-profile.cycles-pp.is_module_text_address.__kernel_text_address.print_context_stack.dump_trace.save_stack_trace_tsk 2.07 ± 6% +17.5% 2.44 ± 6% perf-profile.cycles-pp.kfree.skb_free_head.skb_release_data.skb_release_all.consume_skb 1.31 ± 8% +374.7% 6.24 ± 6% perf-profile.cycles-pp.print_context_stack.dump_trace.save_stack_trace_tsk.__account_scheduler_latency.enqueue_entity 4.64 ± 3% -48.3% 2.40 ± 7% perf-profile.cycles-pp.rw_verify_area.vfs_read.sys_read.entry_SYSCALL_64_fastpath 3.73 ± 8% -50.2% 1.86 ± 4% perf-profile.cycles-pp.rw_verify_area.vfs_write.sys_write.entry_SYSCALL_64_fastpath 1.52 ± 8% +348.2% 6.83 ± 5% perf-profile.cycles-pp.save_stack_trace_tsk.__account_scheduler_latency.enqueue_entity.enqueue_task_fair.activate_task 0.17 ± 27% +519.4% 1.04 ± 6% perf-profile.cycles-pp.schedule.schedule_timeout.unix_stream_read_generic.unix_stream_recvmsg.sock_recvmsg 0.18 ± 25% +511.3% 1.08 ± 5% perf-profile.cycles-pp.schedule_timeout.unix_stream_read_generic.unix_stream_recvmsg.sock_recvmsg.sock_read_iter 4.10 ± 4% -49.5% 2.07 ± 7% perf-profile.cycles-pp.security_file_permission.rw_verify_area.vfs_read.sys_read.entry_SYSCALL_64_fastpath 3.07 ± 10% -48.4% 1.58 ± 4% perf-profile.cycles-pp.security_file_permission.rw_verify_area.vfs_write.sys_write.entry_SYSCALL_64_fastpath 0.79 ± 11% +50.0% 1.19 ± 4% perf-profile.cycles-pp.security_socket_sendmsg.sock_sendmsg.sock_write_iter.__vfs_write.vfs_write 2.68 ± 5% -47.1% 1.42 ± 8% perf-profile.cycles-pp.selinux_file_permission.security_file_permission.rw_verify_area.vfs_read.sys_read 2.69 ± 10% -49.8% 1.35 ± 6% perf-profile.cycles-pp.selinux_file_permission.security_file_permission.rw_verify_area.vfs_write.sys_write 0.53 ± 13% +80.6% 0.95 ± 6% perf-profile.cycles-pp.selinux_socket_sendmsg.security_socket_sendmsg.sock_sendmsg.sock_write_iter.__vfs_write 2.62 ± 4% -23.2% 2.01 ± 6% perf-profile.cycles-pp.skb_copy_datagram_from_iter.unix_stream_sendmsg.sock_sendmsg.sock_write_iter.__vfs_write 7.87 ± 3% -25.0% 5.90 ± 3% perf-profile.cycles-pp.skb_copy_datagram_iter.unix_stream_read_actor.unix_stream_read_generic.unix_stream_recvmsg.sock_recvmsg 2.11 ± 5% +16.6% 2.46 ± 6% perf-profile.cycles-pp.skb_free_head.skb_release_data.skb_release_all.consume_skb.unix_stream_read_generic 0.67 ± 6% +149.1% 1.66 ± 6% perf-profile.cycles-pp.skb_queue_tail.unix_stream_sendmsg.sock_sendmsg.sock_write_iter.__vfs_write 11.04 ± 2% -19.8% 8.86 ± 2% perf-profile.cycles-pp.skb_release_all.consume_skb.unix_stream_read_generic.unix_stream_recvmsg.sock_recvmsg 6.24 ± 2% -21.2% 4.91 ± 7% perf-profile.cycles-pp.skb_release_data.skb_release_all.consume_skb.unix_stream_read_generic.unix_stream_recvmsg 2.04 ± 7% +160.6% 5.30 ± 3% perf-profile.cycles-pp.skb_set_owner_w.sock_alloc_send_pskb.unix_stream_sendmsg.sock_sendmsg.sock_write_iter 0.79 ± 6% +84.9% 1.46 ± 10% perf-profile.cycles-pp.skb_unlink.unix_stream_read_generic.unix_stream_recvmsg.sock_recvmsg.sock_read_iter 3.12 ± 8% +220.4% 10.00 ± 4% perf-profile.cycles-pp.sock_def_readable.unix_stream_sendmsg.sock_sendmsg.sock_write_iter.__vfs_write 39.40 ± 0% -8.5% 36.07 ± 1% perf-profile.cycles-pp.sock_read_iter.__vfs_read.vfs_read.sys_read.entry_SYSCALL_64_fastpath 33.54 ± 1% +25.5% 42.09 ± 1% perf-profile.cycles-pp.sock_sendmsg.sock_write_iter.__vfs_write.vfs_write.sys_write 34.55 ± 1% +24.5% 42.99 ± 1% perf-profile.cycles-pp.sock_write_iter.__vfs_write.vfs_write.sys_write.entry_SYSCALL_64_fastpath 50.49 ± 0% -14.8% 42.99 ± 1% perf-profile.cycles-pp.sys_read.entry_SYSCALL_64_fastpath 45.34 ± 0% +9.6% 49.69 ± 1% perf-profile.cycles-pp.sys_write.entry_SYSCALL_64_fastpath 2.88 ± 7% +199.0% 8.62 ± 5% perf-profile.cycles-pp.try_to_wake_up.default_wake_function.autoremove_wake_function.__wake_up_common.__wake_up_sync_key 2.44 ± 10% +232.3% 8.12 ± 4% perf-profile.cycles-pp.ttwu_do_activate.constprop.86.try_to_wake_up.default_wake_function.autoremove_wake_function.__wake_up_common 8.00 ± 3% -24.9% 6.01 ± 3% perf-profile.cycles-pp.unix_stream_read_actor.unix_stream_read_generic.unix_stream_recvmsg.sock_recvmsg.sock_read_iter 34.62 ± 0% -9.2% 31.44 ± 2% perf-profile.cycles-pp.unix_stream_read_generic.unix_stream_recvmsg.sock_recvmsg.sock_read_iter.__vfs_read 30.80 ± 1% +28.2% 39.49 ± 1% perf-profile.cycles-pp.unix_stream_sendmsg.sock_sendmsg.sock_write_iter.__vfs_write.vfs_write 1.94 ± 10% -26.1% 1.44 ± 16% perf-profile.cycles-pp.unix_write_space.sock_wfree.unix_destruct_scm.skb_release_head_state.skb_release_all 47.80 ± 0% -14.4% 40.90 ± 1% perf-profile.cycles-pp.vfs_read.sys_read.entry_SYSCALL_64_fastpath 42.32 ± 0% +12.0% 47.39 ± 1% perf-profile.cycles-pp.vfs_write.sys_write.entry_SYSCALL_64_fastpath ========================================================================================= compiler/cpufreq_governor/kconfig/rootfs/tbox_group/test/testcase: gcc-4.9/performance/x86_64-rhel/debian-x86_64-2015-02-07.cgz/lituya/malloc1/will-it-scale commit: 8025943c32f5de29b3fd548e917e24424297ca73 0aefb957de5f2a1d9467126114146b6c793cf180 8025943c32f5de29 0aefb957de5f2a1d9467126114 ---------------- -------------------------- %stddev %change %stddev \ | \ 211040 ± 0% -36.6% 133899 ± 2% will-it-scale.per_process_ops 100225 ± 0% +25.4% 125723 ± 2% will-it-scale.per_thread_ops 0.28 ± 0% -76.9% 0.06 ± 0% will-it-scale.scalability 304.14 ± 0% -25.0% 228.07 ± 0% will-it-scale.time.elapsed_time 304.14 ± 0% -25.0% 228.07 ± 0% will-it-scale.time.elapsed_time.max 500.75 ± 5% +1.7e+05% 869953 ± 15% will-it-scale.time.involuntary_context_switches 66.00 ± 1% -25.8% 49.00 ± 0% will-it-scale.time.percent_of_cpu_this_job_got 194.65 ± 1% -45.4% 106.29 ± 0% will-it-scale.time.system_time 322.40 ± 0% -23.8% 245.80 ± 0% uptime.boot 3537 ± 0% -99.7% 11.70 ± 0% uptime.idle 52213 ± 5% -93.3% 3521 ± 5% softirqs.RCU 85543 ± 2% -100.0% 0.00 ± -1% softirqs.SCHED 821398 ± 0% -85.1% 122622 ± 0% softirqs.TIMER 5.00 ± 0% +35.0% 6.75 ± 6% vmstat.procs.r 47456 ± 7% -13.1% 41237 ± 7% vmstat.system.cs 12929 ± 15% -91.6% 1082 ± 0% vmstat.system.in 304.14 ± 0% -25.0% 228.07 ± 0% time.elapsed_time 304.14 ± 0% -25.0% 228.07 ± 0% time.elapsed_time.max 500.75 ± 5% +1.7e+05% 869953 ± 15% time.involuntary_context_switches 66.00 ± 1% -25.8% 49.00 ± 0% time.percent_of_cpu_this_job_got 194.65 ± 1% -45.4% 106.29 ± 0% time.system_time 7.76 ± 2% -20.3% 6.19 ± 5% time.user_time 29486 ± 2% -19.8% 23651 ± 3% meminfo.Active(anon) 1176564 ± 0% -12.0% 1035437 ± 0% meminfo.Committed_AS 81756 ± 10% -50.1% 40796 ± 5% meminfo.DirectMap4k 39768 ± 0% -10.0% 35810 ± 0% meminfo.SReclaimable 53921 ± 0% -28.0% 38819 ± 0% meminfo.SUnreclaim 15076 ± 0% -35.4% 9743 ± 0% meminfo.Shmem 93691 ± 0% -20.3% 74630 ± 0% meminfo.Slab 32.88 ± 0% +203.3% 99.72 ± 0% turbostat.%Busy 1085 ± 0% +211.6% 3382 ± 2% turbostat.Avg_MHz 40.41 ± 1% -99.7% 0.13 ±102% turbostat.CPU%c1 3.46 ± 11% -100.0% 0.00 ± -1% turbostat.CPU%c3 23.25 ± 0% -98.7% 0.30 ± 0% turbostat.CPU%c6 56.48 ± 0% -39.7% 34.08 ± 7% turbostat.PkgWatt 0.94 ± 1% -66.8% 0.31 ± 2% turbostat.RAMWatt 1.304e+08 ± 34% -100.0% 6.50 ±155% cpuidle.C1-HSW.time 2435313 ± 47% -100.0% 0.50 ±100% cpuidle.C1-HSW.usage 61520601 ± 22% -100.0% 1015 ± 39% cpuidle.C1E-HSW.time 898875 ± 19% -100.0% 11.25 ± 45% cpuidle.C1E-HSW.usage 6.752e+08 ± 3% -100.0% 526.25 ± 15% cpuidle.C3-HSW.time 3378988 ± 1% -100.0% 6.00 ± 42% cpuidle.C3-HSW.usage 2.412e+09 ± 1% -100.0% 639581 ± 12% cpuidle.C6-HSW.time 1953772 ± 3% -100.0% 28.25 ± 15% cpuidle.C6-HSW.usage 233.50 ± 77% -99.8% 0.50 ±173% cpuidle.POLL.usage 46885311 ±116% -96.1% 1842699 ±173% latency_stats.avg.nfs_wait_on_request.nfs_updatepage.nfs_write_end.generic_perform_write.__generic_file_write_iter.generic_file_write_iter.nfs_file_write.__vfs_write.vfs_write.SyS_write.entry_SYSCALL_64_fastpath 2.75 ± 30% +4.2e+07% 1153671 ± 12% latency_stats.hits.futex_wait_queue_me.futex_wait.do_futex.SyS_futex.entry_SYSCALL_64_fastpath 110243 ± 4% -74.2% 28405 ± 2% latency_stats.hits.pipe_wait.pipe_read.__vfs_read.vfs_read.SyS_read.entry_SYSCALL_64_fastpath 9797 ± 49% -66.8% 3249 ± 5% latency_stats.max.call_rwsem_down_read_failed.__do_page_fault.do_page_fault.page_fault 6891 ± 81% -50.5% 3413 ± 5% latency_stats.max.call_rwsem_down_write_failed.vm_mmap_pgoff.SyS_mmap_pgoff.SyS_mmap.entry_SYSCALL_64_fastpath 9965 ± 48% -64.8% 3507 ± 6% latency_stats.max.call_rwsem_down_write_failed.vm_munmap.SyS_munmap.entry_SYSCALL_64_fastpath 50113913 ±105% -96.3% 1842699 ±173% latency_stats.max.nfs_wait_on_request.nfs_updatepage.nfs_write_end.generic_perform_write.__generic_file_write_iter.generic_file_write_iter.nfs_file_write.__vfs_write.vfs_write.SyS_write.entry_SYSCALL_64_fastpath 5.309e+08 ± 0% -76.8% 1.231e+08 ± 3% latency_stats.sum.call_rwsem_down_read_failed.__do_page_fault.do_page_fault.page_fault 24.25 ± 25% +9.1e+08% 2.211e+08 ± 7% latency_stats.sum.futex_wait_queue_me.futex_wait.do_futex.SyS_futex.entry_SYSCALL_64_fastpath 53087121 ± 96% -96.5% 1842699 ±173% latency_stats.sum.nfs_wait_on_request.nfs_updatepage.nfs_write_end.generic_perform_write.__generic_file_write_iter.generic_file_write_iter.nfs_file_write.__vfs_write.vfs_write.SyS_write.entry_SYSCALL_64_fastpath 995734 ± 1% +597.0% 6940437 ± 1% latency_stats.sum.pipe_wait.pipe_read.__vfs_read.vfs_read.SyS_read.entry_SYSCALL_64_fastpath 7369 ± 2% -19.8% 5913 ± 3% proc-vmstat.nr_active_anon 94.25 ± 17% -82.0% 17.00 ± 0% proc-vmstat.nr_dirtied 3768 ± 0% -35.4% 2435 ± 0% proc-vmstat.nr_shmem 9941 ± 0% -10.0% 8952 ± 0% proc-vmstat.nr_slab_reclaimable 13480 ± 0% -28.0% 9704 ± 0% proc-vmstat.nr_slab_unreclaimable 4.611e+08 ± 0% -74.9% 1.158e+08 ± 3% proc-vmstat.numa_hit 4.611e+08 ± 0% -74.9% 1.158e+08 ± 3% proc-vmstat.numa_local 3234 ± 0% -71.4% 923.75 ± 5% proc-vmstat.pgactivate 1.142e+08 ± 1% -46.6% 60957798 ± 5% proc-vmstat.pgalloc_dma32 4.937e+08 ± 0% -60.4% 1.954e+08 ± 3% proc-vmstat.pgalloc_normal 2.314e+08 ± 0% -74.5% 59076648 ± 3% proc-vmstat.pgfault 6.079e+08 ± 0% -57.8% 2.564e+08 ± 3% proc-vmstat.pgfree 1.56 ± 2% +141.0% 3.77 ± 3% perf-profile.cycles-pp.___might_sleep.unmap_page_range.unmap_single_vma.unmap_vmas.unmap_region 0.83 ± 6% +98.5% 1.65 ± 4% perf-profile.cycles-pp.___might_sleep.unmap_single_vma.unmap_vmas.unmap_region.do_munmap 2.83 ± 3% +56.7% 4.43 ± 2% perf-profile.cycles-pp.__alloc_pages_nodemask.alloc_pages_current.pte_alloc_one.__pte_alloc.handle_mm_fault 2.74 ± 2% +64.4% 4.51 ± 1% perf-profile.cycles-pp.__alloc_pages_nodemask.alloc_pages_vma.handle_mm_fault.__do_page_fault.do_page_fault 12.21 ± 2% +72.7% 21.07 ± 2% perf-profile.cycles-pp.__do_page_fault.do_page_fault.page_fault 1.10 ± 5% -29.5% 0.78 ± 10% perf-profile.cycles-pp.__pagevec_lru_add_fn.pagevec_lru_move_fn.lru_add_drain_cpu.lru_add_drain.unmap_region 1.17 ± 3% -33.8% 0.77 ± 9% perf-profile.cycles-pp.__percpu_counter_add.__vm_enough_memory.security_vm_enough_memory_mm.mmap_region.do_mmap 1.57 ± 5% -38.8% 0.96 ± 8% perf-profile.cycles-pp.__percpu_counter_add.do_munmap.vm_munmap.sys_munmap.entry_SYSCALL_64_fastpath 3.68 ± 3% +72.2% 6.33 ± 2% perf-profile.cycles-pp.__pte_alloc.handle_mm_fault.__do_page_fault.do_page_fault.page_fault 1.46 ± 3% -35.9% 0.93 ± 7% perf-profile.cycles-pp.__vm_enough_memory.security_vm_enough_memory_mm.mmap_region.do_mmap.vm_mmap_pgoff 0.78 ± 4% +73.6% 1.35 ± 13% perf-profile.cycles-pp.__vma_link_rb.vma_link.mmap_region.do_mmap.vm_mmap_pgoff 0.26 ± 4% +294.1% 1.00 ± 4% perf-profile.cycles-pp._raw_spin_lock.handle_mm_fault.__do_page_fault.do_page_fault.page_fault 13.75 ± 3% -97.3% 0.38 ± 12% perf-profile.cycles-pp._raw_spin_lock_irqsave.pagevec_lru_move_fn.lru_add_drain_cpu.lru_add_drain.unmap_region 12.93 ± 2% -96.3% 0.47 ± 6% perf-profile.cycles-pp._raw_spin_lock_irqsave.release_pages.free_pages_and_swap_cache.tlb_flush_mmu_free.tlb_finish_mmu 3.06 ± 3% +60.8% 4.91 ± 4% perf-profile.cycles-pp.alloc_pages_current.pte_alloc_one.__pte_alloc.handle_mm_fault.__do_page_fault 2.98 ± 2% +68.5% 5.02 ± 1% perf-profile.cycles-pp.alloc_pages_vma.handle_mm_fault.__do_page_fault.do_page_fault.page_fault 2.05 ± 3% +44.7% 2.97 ± 3% perf-profile.cycles-pp.anon_vma_prepare.handle_mm_fault.__do_page_fault.do_page_fault.page_fault 2.55 ± 18% -100.0% 0.00 ± -1% perf-profile.cycles-pp.call_cpuidle.cpu_startup_entry.rest_init.start_kernel.x86_64_start_reservations 8.12 ± 24% -100.0% 0.00 ± -1% perf-profile.cycles-pp.call_cpuidle.cpu_startup_entry.start_secondary 0.94 ± 5% +84.8% 1.73 ± 5% perf-profile.cycles-pp.clear_page_c_e.__alloc_pages_nodemask.alloc_pages_current.pte_alloc_one.__pte_alloc 0.93 ± 4% +97.6% 1.84 ± 4% perf-profile.cycles-pp.clear_page_c_e.__alloc_pages_nodemask.alloc_pages_vma.handle_mm_fault.__do_page_fault 2.56 ± 19% -100.0% 0.00 ± -1% perf-profile.cycles-pp.cpu_startup_entry.rest_init.start_kernel.x86_64_start_reservations.x86_64_start_kernel 8.12 ± 24% -100.0% 0.00 ± -1% perf-profile.cycles-pp.cpu_startup_entry.start_secondary 2.55 ± 18% -100.0% 0.00 ± -1% perf-profile.cycles-pp.cpuidle_enter.call_cpuidle.cpu_startup_entry.rest_init.start_kernel 8.12 ± 24% -100.0% 0.00 ± -1% perf-profile.cycles-pp.cpuidle_enter.call_cpuidle.cpu_startup_entry.start_secondary 2.53 ± 18% -100.0% 0.00 ± -1% perf-profile.cycles-pp.cpuidle_enter_state.cpuidle_enter.call_cpuidle.cpu_startup_entry.rest_init 8.12 ± 24% -100.0% 0.00 ± -1% perf-profile.cycles-pp.cpuidle_enter_state.cpuidle_enter.call_cpuidle.cpu_startup_entry.start_secondary 9.78 ± 2% +72.3% 16.85 ± 0% perf-profile.cycles-pp.do_mmap.vm_mmap_pgoff.sys_mmap_pgoff.sys_mmap.entry_SYSCALL_64_fastpath 62.39 ± 1% -16.7% 51.97 ± 1% perf-profile.cycles-pp.do_munmap.vm_munmap.sys_munmap.entry_SYSCALL_64_fastpath 12.30 ± 2% +72.7% 21.25 ± 2% perf-profile.cycles-pp.do_page_fault.page_fault 1.08 ± 6% +79.7% 1.95 ± 4% perf-profile.cycles-pp.flush_tlb_mm_range.tlb_flush_mmu_tlbonly.tlb_finish_mmu.unmap_region.do_munmap 1.56 ± 1% +37.6% 2.15 ± 6% perf-profile.cycles-pp.free_hot_cold_page.free_hot_cold_page_list.release_pages.free_pages_and_swap_cache.tlb_flush_mmu_free 1.85 ± 2% +32.6% 2.45 ± 6% perf-profile.cycles-pp.free_hot_cold_page_list.release_pages.free_pages_and_swap_cache.tlb_flush_mmu_free.tlb_finish_mmu 21.02 ± 1% -69.9% 6.32 ± 3% perf-profile.cycles-pp.free_pages_and_swap_cache.tlb_flush_mmu_free.tlb_finish_mmu.unmap_region.do_munmap 3.13 ± 4% +102.9% 6.35 ± 2% perf-profile.cycles-pp.free_pgd_range.free_pgtables.unmap_region.do_munmap.vm_munmap 5.17 ± 3% +83.5% 9.48 ± 2% perf-profile.cycles-pp.free_pgtables.unmap_region.do_munmap.vm_munmap.sys_munmap 1.41 ± 5% +32.4% 1.87 ± 7% perf-profile.cycles-pp.get_page_from_freelist.__alloc_pages_nodemask.alloc_pages_current.pte_alloc_one.__pte_alloc 1.42 ± 2% +32.5% 1.89 ± 4% perf-profile.cycles-pp.get_page_from_freelist.__alloc_pages_nodemask.alloc_pages_vma.handle_mm_fault.__do_page_fault 0.54 ± 7% +82.0% 0.99 ± 9% perf-profile.cycles-pp.get_unmapped_area.do_mmap.vm_mmap_pgoff.sys_mmap_pgoff.sys_mmap 11.07 ± 2% +72.3% 19.07 ± 1% perf-profile.cycles-pp.handle_mm_fault.__do_page_fault.do_page_fault.page_fault 10.36 ± 16% -100.0% 0.00 ± -1% perf-profile.cycles-pp.intel_idle.cpuidle_enter_state.cpuidle_enter.call_cpuidle.cpu_startup_entry 18.55 ± 2% -85.3% 2.73 ± 7% perf-profile.cycles-pp.lru_add_drain.unmap_region.do_munmap.vm_munmap.sys_munmap 18.52 ± 2% -85.4% 2.69 ± 6% perf-profile.cycles-pp.lru_add_drain_cpu.lru_add_drain.unmap_region.do_munmap.vm_munmap 1.04 ± 2% -95.4% 0.05 ± 77% perf-profile.cycles-pp.mem_cgroup_page_lruvec.release_pages.free_pages_and_swap_cache.tlb_flush_mmu_free.tlb_finish_mmu 8.91 ± 1% +70.6% 15.19 ± 0% perf-profile.cycles-pp.mmap_region.do_mmap.vm_mmap_pgoff.sys_mmap_pgoff.sys_mmap 0.53 ± 8% +91.5% 1.02 ± 13% perf-profile.cycles-pp.native_flush_tlb.flush_tlb_mm_range.tlb_flush_mmu_tlbonly.tlb_finish_mmu.unmap_region 1.24 ± 41% +162.7% 3.26 ± 12% perf-profile.cycles-pp.native_irq_return_iret 12.63 ± 3% -100.0% 0.00 ± -1% perf-profile.cycles-pp.native_queued_spin_lock_slowpath._raw_spin_lock_irqsave.pagevec_lru_move_fn.lru_add_drain_cpu.lru_add_drain 11.82 ± 2% -100.0% 0.00 ± -1% perf-profile.cycles-pp.native_queued_spin_lock_slowpath._raw_spin_lock_irqsave.release_pages.free_pages_and_swap_cache.tlb_flush_mmu_free 12.35 ± 2% +73.0% 21.36 ± 2% perf-profile.cycles-pp.page_fault 18.38 ± 2% -87.6% 2.29 ± 6% perf-profile.cycles-pp.pagevec_lru_move_fn.lru_add_drain_cpu.lru_add_drain.unmap_region.do_munmap 3.59 ± 2% +96.6% 7.06 ± 3% perf-profile.cycles-pp.perf_event_aux.perf_event_mmap.mmap_region.do_mmap.vm_mmap_pgoff 1.03 ± 2% +97.3% 2.02 ± 7% perf-profile.cycles-pp.perf_event_aux_ctx.perf_event_aux.perf_event_mmap.mmap_region.do_mmap 4.47 ± 2% +90.0% 8.50 ± 0% perf-profile.cycles-pp.perf_event_mmap.mmap_region.do_mmap.vm_mmap_pgoff.sys_mmap_pgoff 3.24 ± 3% +65.4% 5.36 ± 3% perf-profile.cycles-pp.pte_alloc_one.__pte_alloc.handle_mm_fault.__do_page_fault.do_page_fault 20.11 ± 2% -71.1% 5.81 ± 4% perf-profile.cycles-pp.release_pages.free_pages_and_swap_cache.tlb_flush_mmu_free.tlb_finish_mmu.unmap_region 2.59 ± 2% -83.2% 0.43 ± 17% perf-profile.cycles-pp.release_pages.pagevec_lru_move_fn.lru_add_drain_cpu.lru_add_drain.unmap_region 2.56 ± 18% -100.0% 0.00 ± -1% perf-profile.cycles-pp.rest_init.start_kernel.x86_64_start_reservations.x86_64_start_kernel 2.56 ± 18% -100.0% 0.00 ± -1% perf-profile.cycles-pp.start_kernel.x86_64_start_reservations.x86_64_start_kernel 8.12 ± 24% -100.0% 0.00 ± -1% perf-profile.cycles-pp.start_secondary 10.64 ± 2% +72.7% 18.37 ± 0% perf-profile.cycles-pp.sys_mmap.entry_SYSCALL_64_fastpath 10.63 ± 2% +72.7% 18.36 ± 0% perf-profile.cycles-pp.sys_mmap_pgoff.sys_mmap.entry_SYSCALL_64_fastpath 63.09 ± 1% -15.8% 53.15 ± 1% perf-profile.cycles-pp.sys_munmap.entry_SYSCALL_64_fastpath 22.54 ± 2% -59.7% 9.08 ± 3% perf-profile.cycles-pp.tlb_finish_mmu.unmap_region.do_munmap.vm_munmap.sys_munmap 21.11 ± 1% -69.3% 6.48 ± 4% perf-profile.cycles-pp.tlb_flush_mmu_free.tlb_finish_mmu.unmap_region.do_munmap.vm_munmap 1.33 ± 6% +80.5% 2.41 ± 4% perf-profile.cycles-pp.tlb_flush_mmu_tlbonly.tlb_finish_mmu.unmap_region.do_munmap.vm_munmap 1.82 ± 4% +51.0% 2.75 ± 4% perf-profile.cycles-pp.unlink_anon_vmas.free_pgtables.unmap_region.do_munmap.vm_munmap 10.85 ± 2% +110.0% 22.78 ± 0% perf-profile.cycles-pp.unmap_page_range.unmap_single_vma.unmap_vmas.unmap_region.do_munmap 58.91 ± 1% -19.6% 47.39 ± 1% perf-profile.cycles-pp.unmap_region.do_munmap.vm_munmap.sys_munmap.entry_SYSCALL_64_fastpath 12.35 ± 1% +107.2% 25.59 ± 1% perf-profile.cycles-pp.unmap_single_vma.unmap_vmas.unmap_region.do_munmap.vm_munmap 12.43 ± 2% +106.9% 25.72 ± 1% perf-profile.cycles-pp.unmap_vmas.unmap_region.do_munmap.vm_munmap.sys_munmap 10.52 ± 2% +72.8% 18.17 ± 0% perf-profile.cycles-pp.vm_mmap_pgoff.sys_mmap_pgoff.sys_mmap.entry_SYSCALL_64_fastpath 62.92 ± 1% -15.9% 52.90 ± 1% perf-profile.cycles-pp.vm_munmap.sys_munmap.entry_SYSCALL_64_fastpath 0.47 ± 4% +78.5% 0.83 ± 14% perf-profile.cycles-pp.vma_compute_subtree_gap.__vma_link_rb.vma_link.mmap_region.do_mmap 0.97 ± 2% +69.8% 1.64 ± 9% perf-profile.cycles-pp.vma_link.mmap_region.do_mmap.vm_mmap_pgoff.sys_mmap_pgoff 2.56 ± 18% -100.0% 0.00 ± -1% perf-profile.cycles-pp.x86_64_start_kernel 2.56 ± 18% -100.0% 0.00 ± -1% perf-profile.cycles-pp.x86_64_start_reservations.x86_64_start_kernel 624.00 ± 0% -87.5% 78.00 ± 0% slabinfo.Acpi-ParseExt.active_objs 624.00 ± 0% -87.5% 78.00 ± 0% slabinfo.Acpi-ParseExt.num_objs 882.00 ± 2% -51.0% 432.00 ± 0% slabinfo.RAW.active_objs 882.00 ± 2% -51.0% 432.00 ± 0% slabinfo.RAW.num_objs 170.00 ± 14% -80.0% 34.00 ± 0% slabinfo.UDP.active_objs 170.00 ± 14% -80.0% 34.00 ± 0% slabinfo.UDP.num_objs 3824 ± 3% -67.1% 1260 ± 0% slabinfo.anon_vma.active_objs 3824 ± 3% -67.1% 1260 ± 0% slabinfo.anon_vma.num_objs 602.25 ± 10% -87.9% 73.00 ± 0% slabinfo.avc_xperms_node.active_objs 602.25 ± 10% -87.9% 73.00 ± 0% slabinfo.avc_xperms_node.num_objs 253.50 ± 7% -84.6% 39.00 ± 0% slabinfo.bdev_cache.active_objs 253.50 ± 7% -84.6% 39.00 ± 0% slabinfo.bdev_cache.num_objs 539.00 ± 12% -91.8% 44.00 ± 0% slabinfo.blkdev_requests.active_objs 539.00 ± 12% -91.8% 44.00 ± 0% slabinfo.blkdev_requests.num_objs 46484 ± 0% -9.3% 42166 ± 0% slabinfo.dentry.active_objs 1111 ± 0% -9.8% 1003 ± 0% slabinfo.dentry.active_slabs 46716 ± 0% -9.7% 42166 ± 0% slabinfo.dentry.num_objs 1111 ± 0% -9.8% 1003 ± 0% slabinfo.dentry.num_slabs 428.50 ± 6% -90.9% 39.00 ± 0% slabinfo.file_lock_cache.active_objs 428.50 ± 6% -90.9% 39.00 ± 0% slabinfo.file_lock_cache.num_objs 874.00 ± 0% -70.4% 259.00 ± 0% slabinfo.files_cache.active_objs 874.00 ± 0% -70.4% 259.00 ± 0% slabinfo.files_cache.num_objs 3803 ± 2% -8.4% 3485 ± 0% slabinfo.ftrace_event_field.active_objs 3803 ± 2% -8.4% 3485 ± 0% slabinfo.ftrace_event_field.num_objs 735.00 ± 1% -34.7% 480.00 ± 0% slabinfo.idr_layer_cache.active_objs 735.00 ± 1% -34.7% 480.00 ± 0% slabinfo.idr_layer_cache.num_objs 42228 ± 0% -10.1% 37944 ± 0% slabinfo.kernfs_node_cache.active_objs 42228 ± 0% -10.1% 37944 ± 0% slabinfo.kernfs_node_cache.num_objs 1434 ± 1% -45.5% 781.75 ± 0% slabinfo.kmalloc-1024.active_objs 1434 ± 1% -42.0% 832.00 ± 0% slabinfo.kmalloc-1024.num_objs 3135 ± 3% -53.1% 1471 ± 0% slabinfo.kmalloc-128.active_objs 3135 ± 3% -53.1% 1471 ± 0% slabinfo.kmalloc-128.num_objs 9783 ± 0% -24.1% 7424 ± 0% slabinfo.kmalloc-16.active_objs 9783 ± 0% -24.1% 7424 ± 0% slabinfo.kmalloc-16.num_objs 6059 ± 2% -36.3% 3859 ± 0% slabinfo.kmalloc-192.active_objs 6479 ± 2% -34.3% 4259 ± 0% slabinfo.kmalloc-192.num_objs 2100 ± 1% -36.3% 1337 ± 0% slabinfo.kmalloc-2048.active_objs 2220 ± 1% -34.5% 1454 ± 0% slabinfo.kmalloc-2048.num_objs 6528 ± 3% -71.2% 1879 ± 2% slabinfo.kmalloc-256.active_objs 7083 ± 2% -54.8% 3200 ± 3% slabinfo.kmalloc-256.num_objs 22970 ± 4% -14.2% 19710 ± 0% slabinfo.kmalloc-32.active_objs 22970 ± 4% -14.2% 19710 ± 0% slabinfo.kmalloc-32.num_objs 364.75 ± 0% -28.5% 260.75 ± 0% slabinfo.kmalloc-4096.active_objs 386.25 ± 0% -28.3% 277.00 ± 1% slabinfo.kmalloc-4096.num_objs 8302 ± 5% -47.4% 4369 ± 2% slabinfo.kmalloc-512.active_objs 8526 ± 4% -43.1% 4848 ± 4% slabinfo.kmalloc-512.num_objs 36996 ± 1% -17.7% 30430 ± 0% slabinfo.kmalloc-64.active_objs 577.50 ± 1% -17.6% 476.00 ± 0% slabinfo.kmalloc-64.active_slabs 36996 ± 1% -17.6% 30494 ± 0% slabinfo.kmalloc-64.num_objs 577.50 ± 1% -17.6% 476.00 ± 0% slabinfo.kmalloc-64.num_slabs 10112 ± 4% -64.6% 3584 ± 0% slabinfo.kmalloc-8.active_objs 10112 ± 4% -64.6% 3584 ± 0% slabinfo.kmalloc-8.num_objs 3729 ± 2% -58.3% 1554 ± 0% slabinfo.kmalloc-96.active_objs 3729 ± 2% -58.3% 1554 ± 0% slabinfo.kmalloc-96.num_objs 240.00 ± 11% -46.7% 128.00 ± 0% slabinfo.kmem_cache.active_objs 240.00 ± 11% -46.7% 128.00 ± 0% slabinfo.kmem_cache.num_objs 240.00 ± 11% -46.7% 128.00 ± 0% slabinfo.kmem_cache_node.active_objs 240.00 ± 11% -46.7% 128.00 ± 0% slabinfo.kmem_cache_node.num_objs 301.75 ± 2% -68.2% 96.00 ± 0% slabinfo.mm_struct.active_objs 301.75 ± 2% -68.2% 96.00 ± 0% slabinfo.mm_struct.num_objs 609.00 ± 5% -86.2% 84.00 ± 0% slabinfo.mnt_cache.active_objs 609.00 ± 5% -86.2% 84.00 ± 0% slabinfo.mnt_cache.num_objs 3772 ± 2% -44.9% 2080 ± 0% slabinfo.proc_inode_cache.active_objs 3775 ± 2% -44.9% 2080 ± 0% slabinfo.proc_inode_cache.num_objs 8496 ± 0% -9.7% 7672 ± 0% slabinfo.radix_tree_node.active_objs 8496 ± 0% -9.7% 7672 ± 0% slabinfo.radix_tree_node.num_objs 1579 ± 1% -31.8% 1078 ± 0% slabinfo.shmem_inode_cache.active_objs 1579 ± 1% -31.8% 1078 ± 0% slabinfo.shmem_inode_cache.num_objs 635.50 ± 1% -34.9% 414.00 ± 0% slabinfo.sighand_cache.active_objs 635.50 ± 1% -34.9% 414.00 ± 0% slabinfo.sighand_cache.num_objs 1009 ± 2% -43.6% 570.00 ± 0% slabinfo.signal_cache.active_objs 1009 ± 2% -43.6% 570.00 ± 0% slabinfo.signal_cache.num_objs 816.00 ± 0% -93.8% 51.00 ± 0% slabinfo.sigqueue.active_objs 816.00 ± 0% -93.8% 51.00 ± 0% slabinfo.sigqueue.num_objs 1249 ± 2% -55.1% 561.00 ± 0% slabinfo.sock_inode_cache.active_objs 1249 ± 2% -55.1% 561.00 ± 0% slabinfo.sock_inode_cache.num_objs 2081 ± 3% -16.0% 1748 ± 0% slabinfo.trace_event_file.active_objs 2081 ± 3% -16.0% 1748 ± 0% slabinfo.trace_event_file.num_objs 8559 ± 5% -72.1% 2387 ± 0% slabinfo.vm_area_struct.active_objs 194.25 ± 5% -71.3% 55.75 ± 0% slabinfo.vm_area_struct.active_slabs 8568 ± 5% -71.0% 2482 ± 0% slabinfo.vm_area_struct.num_objs 194.25 ± 5% -71.3% 55.75 ± 0% slabinfo.vm_area_struct.num_slabs ========================================================================================= compiler/cpufreq_governor/kconfig/rootfs/tbox_group/test/testcase/testtime: gcc-4.9/performance/x86_64-rhel/debian-x86_64-2015-02-07.cgz/lkp-wsx02/shared_memory/aim9/300s commit: 8025943c32f5de29b3fd548e917e24424297ca73 0aefb957de5f2a1d9467126114146b6c793cf180 8025943c32f5de29 0aefb957de5f2a1d9467126114 ---------------- -------------------------- %stddev %change %stddev \ | \ 945356 ± 0% -12.4% 827988 ± 4% aim9.shared_memory.ops_per_sec 387.75 ± 0% +26660.6% 103764 ± 0% aim9.time.involuntary_context_switches 2837238 ± 0% -12.4% 2485141 ± 4% aim9.time.minor_page_faults 99.00 ± 0% -3.0% 96.00 ± 0% aim9.time.percent_of_cpu_this_job_got 259.94 ± 0% -3.6% 250.69 ± 0% aim9.time.system_time 26895 ± 1% -99.9% 19.16 ± 26% uptime.idle 387.75 ± 0% +26660.6% 103764 ± 0% time.involuntary_context_switches 2837238 ± 0% -12.4% 2485141 ± 4% time.minor_page_faults 77943 ± 2% -66.7% 25962 ± 0% softirqs.RCU 147092 ± 0% -100.0% 0.00 ± -1% softirqs.SCHED 651218 ± 0% -74.7% 164897 ± 0% softirqs.TIMER 647512 ± 0% -13.3% 561279 ± 0% vmstat.memory.cache 3707 ± 1% +15.6% 4285 ± 0% vmstat.system.cs 2015 ± 0% -29.8% 1415 ± 0% vmstat.system.in 0.00 ± -1% +Inf% 1626990 ±100% latency_stats.avg.nfs_wait_on_request.nfs_updatepage.nfs_write_end.generic_perform_write.__generic_file_write_iter.generic_file_write_iter.nfs_file_write.__vfs_write.vfs_write.SyS_write.entry_SYSCALL_64_fastpath 0.00 ± -1% +Inf% 1626990 ±100% latency_stats.max.nfs_wait_on_request.nfs_updatepage.nfs_write_end.generic_perform_write.__generic_file_write_iter.generic_file_write_iter.nfs_file_write.__vfs_write.vfs_write.SyS_write.entry_SYSCALL_64_fastpath 4043 ± 26% +794.1% 36152 ± 14% latency_stats.sum.ep_poll.SyS_epoll_wait.entry_SYSCALL_64_fastpath 0.00 ± -1% +Inf% 1626990 ±100% latency_stats.sum.nfs_wait_on_request.nfs_updatepage.nfs_write_end.generic_perform_write.__generic_file_write_iter.generic_file_write_iter.nfs_file_write.__vfs_write.vfs_write.SyS_write.entry_SYSCALL_64_fastpath 6889764 ± 1% +200.1% 20678450 ± 2% latency_stats.sum.pipe_wait.pipe_read.__vfs_read.vfs_read.SyS_read.entry_SYSCALL_64_fastpath 12329 ± 4% -99.5% 63.25 ± 3% latency_stats.sum.pipe_wait.pipe_write.__vfs_write.vfs_write.SyS_write.entry_SYSCALL_64_fastpath 1.45 ± 0% +6805.9% 99.96 ± 0% turbostat.%Busy 38.00 ± 0% +6875.0% 2650 ± 4% turbostat.Avg_MHz 1.84 ± 0% -96.7% 0.06 ±-1666% turbostat.CPU%c1 0.56 ± 10% -100.0% 0.00 ± -1% turbostat.CPU%c3 96.15 ± 0% -100.0% 0.03 ±141% turbostat.CPU%c6 0.20 ± 14% -84.8% 0.03 ±141% turbostat.Pkg%pc3 110688 ± 7% -38.6% 67990 ± 0% meminfo.Committed_AS 6096896 ± 0% -24.4% 4606976 ± 11% meminfo.DirectMap2M 116984 ± 5% -70.9% 34040 ± 5% meminfo.DirectMap4k 15057 ± 0% -16.7% 12545 ± 0% meminfo.KernelStack 52369 ± 0% -27.7% 37856 ± 0% meminfo.SReclaimable 110068 ± 1% -64.1% 39523 ± 0% meminfo.SUnreclaim 162438 ± 1% -52.4% 77379 ± 0% meminfo.Slab 22092158 ± 5% -100.0% 367.25 ±117% cpuidle.C1-NHM.time 232500 ± 2% -100.0% 5.50 ±134% cpuidle.C1-NHM.usage 15154580 ± 77% -100.0% 272.00 ±101% cpuidle.C1E-NHM.time 763.00 ± 28% -99.5% 3.75 ±100% cpuidle.C1E-NHM.usage 73634849 ± 10% -100.0% 528.00 ±105% cpuidle.C3-NHM.time 19059 ± 3% -100.0% 5.50 ±100% cpuidle.C3-NHM.usage 2.362e+10 ± 0% -100.0% 112246 ±104% cpuidle.C6-NHM.time 608291 ± 1% -100.0% 3.00 ±102% cpuidle.C6-NHM.usage 3843019 ± 55% -100.0% 0.00 ± 0% cpuidle.POLL.time 60.00 ± 45% -100.0% 0.00 ± 0% cpuidle.POLL.usage 500747 ± 93% +534.0% 3174963 ± 3% numa-numastat.node0.local_node 503454 ± 93% +530.6% 3174963 ± 3% numa-numastat.node0.numa_hit 2707 ± 97% -100.0% 0.00 ± -1% numa-numastat.node0.other_node 1018770 ±135% -100.0% 0.00 ± -1% numa-numastat.node1.local_node 1023905 ±134% -100.0% 4.25 ± 30% numa-numastat.node1.numa_hit 5135 ± 0% -99.9% 4.25 ± 30% numa-numastat.node1.other_node 749376 ±120% -100.0% 0.00 ± -1% numa-numastat.node2.local_node 751947 ±120% -100.0% 3.75 ± 22% numa-numastat.node2.numa_hit 1801676 ± 87% -100.0% 0.00 ± -1% numa-numastat.node3.local_node 1806773 ± 87% -100.0% 4.75 ± 27% numa-numastat.node3.numa_hit 5097 ± 0% -99.9% 4.75 ± 27% numa-numastat.node3.other_node 1617 ± 3% -41.9% 939.25 ± 4% proc-vmstat.nr_alloc_batch 174.00 ± 1% -57.3% 74.25 ± 11% proc-vmstat.nr_dirtied 940.75 ± 0% -16.7% 784.00 ± 0% proc-vmstat.nr_kernel_stack 13092 ± 0% -27.7% 9463 ± 0% proc-vmstat.nr_slab_reclaimable 27483 ± 1% -64.0% 9881 ± 0% proc-vmstat.nr_slab_unreclaimable 172.75 ± 2% -46.7% 92.00 ± 0% proc-vmstat.nr_written 4078832 ± 0% -22.3% 3170316 ± 3% proc-vmstat.numa_hit 4063463 ± 0% -22.0% 3170303 ± 3% proc-vmstat.numa_local 15369 ± 0% -99.9% 12.75 ± 26% proc-vmstat.numa_other 72722 ± 92% +185.3% 207454 ± 5% proc-vmstat.pgalloc_dma32 6246311 ± 1% -49.4% 3161179 ± 5% proc-vmstat.pgalloc_normal 6321814 ± 0% -46.8% 3364037 ± 5% proc-vmstat.pgfree 54.27 ± 1% +10.8% 60.11 ± 1% perf-profile.cycles-pp.SYSC_semtimedop.sys_semop.entry_SYSCALL_64_fastpath 1.01 ± 14% -97.0% 0.03 ± 23% perf-profile.cycles-pp.__memcpy.mga_imageblit.soft_cursor.bit_cursor.fb_flashcursor 1.92 ± 4% +37.4% 2.64 ± 10% perf-profile.cycles-pp.__might_fault.SYSC_semtimedop.sys_semop.entry_SYSCALL_64_fastpath 1.24 ± 4% +48.1% 1.84 ± 13% perf-profile.cycles-pp.__might_sleep.__might_fault.SYSC_semtimedop.sys_semop.entry_SYSCALL_64_fastpath 1.40 ± 3% -23.5% 1.07 ± 2% perf-profile.cycles-pp.__shmem_file_setup.shmem_kernel_file_setup.newseg.ipcget.sys_shmget 1.01 ± 14% -96.8% 0.03 ± 13% perf-profile.cycles-pp.bit_cursor.fb_flashcursor.process_one_work.worker_thread.kthread 4.77 ± 9% -100.0% 0.00 ± -1% perf-profile.cycles-pp.call_cpuidle.cpu_startup_entry.start_secondary 5.41 ± 9% -100.0% 0.00 ± -1% perf-profile.cycles-pp.cpu_startup_entry.start_secondary 4.77 ± 9% -100.0% 0.00 ± -1% perf-profile.cycles-pp.cpuidle_enter.call_cpuidle.cpu_startup_entry.start_secondary 4.26 ± 9% -100.0% 0.00 ± -1% perf-profile.cycles-pp.cpuidle_enter_state.cpuidle_enter.call_cpuidle.cpu_startup_entry.start_secondary 1.34 ± 4% +14.9% 1.54 ± 7% perf-profile.cycles-pp.do_munmap.sys_shmdt.entry_SYSCALL_64_fastpath 2.10 ± 2% -8.7% 1.92 ± 3% perf-profile.cycles-pp.do_shmat.sys_shmat.entry_SYSCALL_64_fastpath 1.03 ± 16% -96.9% 0.03 ± 13% perf-profile.cycles-pp.fb_flashcursor.process_one_work.worker_thread.kthread.ret_from_fork 4.24 ± 9% -100.0% 0.00 ± -1% perf-profile.cycles-pp.intel_idle.cpuidle_enter_state.cpuidle_enter.call_cpuidle.cpu_startup_entry 5.73 ± 4% +23.3% 7.07 ± 4% perf-profile.cycles-pp.ipc_has_perm.isra.26.selinux_ipc_permission.security_ipc_permission.ipcperms.SYSC_semtimedop 2.67 ± 4% -23.0% 2.05 ± 2% perf-profile.cycles-pp.ipcget.sys_shmget.entry_SYSCALL_64_fastpath 11.46 ± 2% +23.8% 14.19 ± 6% perf-profile.cycles-pp.ipcperms.SYSC_semtimedop.sys_semop.entry_SYSCALL_64_fastpath 1.92 ± 15% -63.2% 0.71 ± 58% perf-profile.cycles-pp.kthread.ret_from_fork 1.01 ± 14% -96.8% 0.03 ± 13% perf-profile.cycles-pp.mga_imageblit.soft_cursor.bit_cursor.fb_flashcursor.process_one_work 2.54 ± 4% -23.3% 1.95 ± 3% perf-profile.cycles-pp.newseg.ipcget.sys_shmget.entry_SYSCALL_64_fastpath 1.68 ± 4% +23.2% 2.07 ± 8% perf-profile.cycles-pp.perform_atomic_semop.isra.4.SYSC_semtimedop.sys_semop.entry_SYSCALL_64_fastpath 1.04 ± 16% -96.2% 0.04 ± 17% perf-profile.cycles-pp.process_one_work.worker_thread.kthread.ret_from_fork 1.92 ± 15% -63.2% 0.71 ± 58% perf-profile.cycles-pp.ret_from_fork 8.47 ± 4% +20.9% 10.24 ± 3% perf-profile.cycles-pp.security_ipc_permission.ipcperms.SYSC_semtimedop.sys_semop.entry_SYSCALL_64_fastpath 6.48 ± 4% +25.6% 8.14 ± 5% perf-profile.cycles-pp.selinux_ipc_permission.security_ipc_permission.ipcperms.SYSC_semtimedop.sys_semop 1.45 ± 3% -23.1% 1.11 ± 0% perf-profile.cycles-pp.shmem_kernel_file_setup.newseg.ipcget.sys_shmget.entry_SYSCALL_64_fastpath 1.01 ± 14% -96.8% 0.03 ± 13% perf-profile.cycles-pp.soft_cursor.bit_cursor.fb_flashcursor.process_one_work.worker_thread 5.43 ± 9% -100.0% 0.00 ± -1% perf-profile.cycles-pp.start_secondary 2.15 ± 3% -8.9% 1.96 ± 3% perf-profile.cycles-pp.sys_shmat.entry_SYSCALL_64_fastpath 1.40 ± 4% +16.4% 1.63 ± 7% perf-profile.cycles-pp.sys_shmdt.entry_SYSCALL_64_fastpath 2.69 ± 4% -22.6% 2.08 ± 2% perf-profile.cycles-pp.sys_shmget.entry_SYSCALL_64_fastpath 0.98 ± 7% +17.8% 1.16 ± 10% perf-profile.cycles-pp.unmap_region.do_munmap.sys_shmdt.entry_SYSCALL_64_fastpath 1.04 ± 16% -96.2% 0.04 ± 17% perf-profile.cycles-pp.worker_thread.kthread.ret_from_fork 0.02 ± 35% +2625.0% 0.55 ± 90% perf-profile.cycles-pp.write 33183 ± 16% +63.3% 54174 ± 2% numa-meminfo.node0.Active 9029 ± 56% +236.0% 30334 ± 2% numa-meminfo.node0.Active(anon) 497.33 ± 70% +820.9% 4580 ± 19% numa-meminfo.node0.AnonHugePages 5620 ± 22% +286.1% 21698 ± 3% numa-meminfo.node0.AnonPages 120525 ± 3% +12.1% 135059 ± 0% numa-meminfo.node0.FilePages 529.25 ± 28% +1698.3% 9517 ± 0% numa-meminfo.node0.Inactive(anon) 2878 ± 0% +197.0% 8547 ± 0% numa-meminfo.node0.Mapped 940.25 ± 19% +239.6% 3192 ± 0% numa-meminfo.node0.PageTables 31892 ± 20% -42.8% 18242 ± 4% numa-meminfo.node0.SUnreclaim 3992 ± 97% +355.1% 18169 ± 0% numa-meminfo.node0.Shmem 46158 ± 19% -23.4% 35344 ± 2% numa-meminfo.node0.Slab 28573 ± 11% -15.2% 24240 ± 3% numa-meminfo.node1.Active 4538 ± 78% -100.0% 0.00 ± -1% numa-meminfo.node1.Active(anon) 3207 ± 43% -100.0% 0.00 ± -1% numa-meminfo.node1.AnonPages 2511 ± 4% -36.3% 1600 ± 0% numa-meminfo.node1.KernelStack 251025 ± 1% -24.5% 189492 ± 0% numa-meminfo.node1.MemUsed 670.75 ± 34% -100.0% 0.00 ± -1% numa-meminfo.node1.PageTables 12102 ± 8% -42.0% 7020 ± 9% numa-meminfo.node1.SReclaimable 23477 ± 11% -69.5% 7171 ± 10% numa-meminfo.node1.SUnreclaim 1588 ±133% -100.0% 0.00 ± -1% numa-meminfo.node1.Shmem 35580 ± 7% -60.1% 14191 ± 8% numa-meminfo.node1.Slab 35909 ± 15% -34.0% 23700 ± 3% numa-meminfo.node2.Active 11217 ± 54% -100.0% 0.00 ± -1% numa-meminfo.node2.Active(anon) 7744 ± 34% -100.0% 0.00 ± -1% numa-meminfo.node2.AnonPages 126406 ± 5% -8.0% 116263 ± 0% numa-meminfo.node2.FilePages 6530 ± 56% -100.0% 0.00 ± -1% numa-meminfo.node2.Inactive(anon) 2594 ± 6% -38.3% 1600 ± 0% numa-meminfo.node2.KernelStack 7153 ± 34% -59.8% 2877 ± 0% numa-meminfo.node2.Mapped 265732 ± 4% -28.5% 190010 ± 0% numa-meminfo.node2.MemUsed 13992 ± 9% -51.2% 6828 ± 6% numa-meminfo.node2.SReclaimable 25439 ± 10% -73.4% 6770 ± 12% numa-meminfo.node2.SUnreclaim 10054 ± 64% -100.0% 0.00 ± -1% numa-meminfo.node2.Shmem 39432 ± 5% -65.5% 13598 ± 8% numa-meminfo.node2.Slab 32201 ± 11% -19.6% 25885 ± 2% numa-meminfo.node3.Active 7541 ± 28% -100.0% 0.00 ± -1% numa-meminfo.node3.Active(anon) 6204 ± 26% -100.0% 0.00 ± -1% numa-meminfo.node3.AnonPages 2403 ±145% -100.0% 0.00 ± -1% numa-meminfo.node3.Inactive(anon) 2894 ± 4% -44.7% 1600 ± 0% numa-meminfo.node3.KernelStack 258097 ± 2% -26.5% 189733 ± 0% numa-meminfo.node3.MemUsed 926.00 ± 27% -100.0% 0.00 ± -1% numa-meminfo.node3.PageTables 12008 ± 12% -42.5% 6906 ± 3% numa-meminfo.node3.SReclaimable 29494 ± 23% -75.1% 7335 ± 11% numa-meminfo.node3.SUnreclaim 3776 ± 87% -100.0% 0.00 ± -1% numa-meminfo.node3.Shmem 41503 ± 14% -65.7% 14241 ± 6% numa-meminfo.node3.Slab 2256 ± 56% +236.0% 7583 ± 2% numa-vmstat.node0.nr_active_anon 418.75 ± 3% -14.8% 356.75 ± 2% numa-vmstat.node0.nr_alloc_batch 1404 ± 22% +286.2% 5424 ± 3% numa-vmstat.node0.nr_anon_pages 30130 ± 3% +12.1% 33764 ± 0% numa-vmstat.node0.nr_file_pages 132.00 ± 28% +1702.3% 2379 ± 0% numa-vmstat.node0.nr_inactive_anon 719.00 ± 0% +197.1% 2136 ± 0% numa-vmstat.node0.nr_mapped 234.75 ± 19% +239.6% 797.25 ± 0% numa-vmstat.node0.nr_page_table_pages 997.50 ± 97% +355.3% 4542 ± 0% numa-vmstat.node0.nr_shmem 7972 ± 20% -42.8% 4560 ± 4% numa-vmstat.node0.nr_slab_unreclaimable 435246 ± 90% +293.4% 1712328 ± 3% numa-vmstat.node0.numa_hit 398199 ± 98% +330.0% 1712328 ± 3% numa-vmstat.node0.numa_local 37047 ± 8% -100.0% 0.00 ± -1% numa-vmstat.node0.numa_other 1134 ± 78% -100.0% 0.00 ± -1% numa-vmstat.node1.nr_active_anon 451.25 ± 7% -50.6% 223.00 ± 14% numa-vmstat.node1.nr_alloc_batch 801.00 ± 43% -100.0% 0.00 ± -1% numa-vmstat.node1.nr_anon_pages 156.50 ± 4% -36.1% 100.00 ± 0% numa-vmstat.node1.nr_kernel_stack 167.25 ± 34% -100.0% 0.00 ± -1% numa-vmstat.node1.nr_page_table_pages 396.75 ±133% -100.0% 0.00 ± -1% numa-vmstat.node1.nr_shmem 3025 ± 8% -42.0% 1755 ± 9% numa-vmstat.node1.nr_slab_reclaimable 5873 ± 11% -69.5% 1792 ± 10% numa-vmstat.node1.nr_slab_unreclaimable 601135 ±113% -92.6% 44250 ± 0% numa-vmstat.node1.numa_hit 558278 ±121% -100.0% 0.00 ± -1% numa-vmstat.node1.numa_local 2803 ± 54% -100.0% 0.00 ± -1% numa-vmstat.node2.nr_active_anon 475.75 ± 4% -58.2% 198.75 ± 15% numa-vmstat.node2.nr_alloc_batch 1935 ± 34% -100.0% 0.00 ± -1% numa-vmstat.node2.nr_anon_pages 31601 ± 5% -8.0% 29065 ± 0% numa-vmstat.node2.nr_file_pages 1632 ± 56% -100.0% 0.00 ± -1% numa-vmstat.node2.nr_inactive_anon 161.75 ± 6% -38.2% 100.00 ± 0% numa-vmstat.node2.nr_kernel_stack 1788 ± 34% -59.8% 719.00 ± 0% numa-vmstat.node2.nr_mapped 164.75 ± 16% -100.0% 0.00 ± -1% numa-vmstat.node2.nr_page_table_pages 2513 ± 64% -100.0% 0.00 ± -1% numa-vmstat.node2.nr_shmem 3497 ± 9% -51.2% 1707 ± 6% numa-vmstat.node2.nr_slab_reclaimable 6356 ± 10% -73.4% 1692 ± 12% numa-vmstat.node2.nr_slab_unreclaimable 379630 ± 76% -88.4% 44216 ± 0% numa-vmstat.node2.numa_hit 353146 ± 83% -100.0% 0.00 ± -1% numa-vmstat.node2.numa_local 1884 ± 28% -100.0% 0.00 ± -1% numa-vmstat.node3.nr_active_anon 440.50 ± 10% -64.5% 156.50 ± 21% numa-vmstat.node3.nr_alloc_batch 1550 ± 26% -100.0% 0.00 ± -1% numa-vmstat.node3.nr_anon_pages 600.50 ±145% -100.0% 0.00 ± -1% numa-vmstat.node3.nr_inactive_anon 180.25 ± 4% -44.5% 100.00 ± 0% numa-vmstat.node3.nr_kernel_stack 231.25 ± 27% -100.0% 0.00 ± -1% numa-vmstat.node3.nr_page_table_pages 943.50 ± 87% -100.0% 0.00 ± -1% numa-vmstat.node3.nr_shmem 3001 ± 12% -42.5% 1726 ± 3% numa-vmstat.node3.nr_slab_reclaimable 7371 ± 23% -75.1% 1833 ± 11% numa-vmstat.node3.nr_slab_unreclaimable 988661 ± 78% -95.5% 44266 ± 0% numa-vmstat.node3.numa_hit 936273 ± 83% -100.0% 0.00 ± -1% numa-vmstat.node3.numa_local 52387 ± 0% -15.5% 44266 ± 0% numa-vmstat.node3.numa_other 7980 ± 1% -11.8% 7038 ± 0% slabinfo.Acpi-Namespace.active_objs 7980 ± 1% -11.8% 7038 ± 0% slabinfo.Acpi-Namespace.num_objs 56168 ± 0% -15.6% 47403 ± 0% slabinfo.Acpi-Operand.active_objs 1003 ± 0% -15.3% 849.25 ± 0% slabinfo.Acpi-Operand.active_slabs 56168 ± 0% -15.3% 47558 ± 0% slabinfo.Acpi-Operand.num_objs 1003 ± 0% -15.3% 849.25 ± 0% slabinfo.Acpi-Operand.num_slabs 3081 ± 0% -97.5% 78.00 ± 0% slabinfo.Acpi-ParseExt.active_objs 3081 ± 0% -97.5% 78.00 ± 0% slabinfo.Acpi-ParseExt.num_objs 63773 ± 4% -29.6% 44900 ± 0% slabinfo.Acpi-State.active_objs 1253 ± 4% -29.8% 880.25 ± 0% slabinfo.Acpi-State.active_slabs 63945 ± 4% -29.7% 44925 ± 0% slabinfo.Acpi-State.num_objs 1253 ± 4% -29.8% 880.25 ± 0% slabinfo.Acpi-State.num_slabs 2760 ± 1% -89.2% 297.00 ± 5% slabinfo.RAW.active_objs 2760 ± 1% -89.2% 297.00 ± 5% slabinfo.RAW.num_objs 131.75 ± 5% -87.1% 17.00 ± 0% slabinfo.TCP.active_objs 131.75 ± 5% -87.1% 17.00 ± 0% slabinfo.TCP.num_objs 272.00 ± 12% -87.5% 34.00 ± 0% slabinfo.UDP.active_objs 272.00 ± 12% -87.5% 34.00 ± 0% slabinfo.UDP.num_objs 12139 ± 3% -89.6% 1260 ± 1% slabinfo.anon_vma.active_objs 237.50 ± 3% -90.0% 23.75 ± 1% slabinfo.anon_vma.active_slabs 12139 ± 3% -89.6% 1260 ± 1% slabinfo.anon_vma.num_objs 237.50 ± 3% -90.0% 23.75 ± 1% slabinfo.anon_vma.num_slabs 1131 ± 7% -93.5% 73.00 ± 0% slabinfo.avc_xperms_node.active_objs 1131 ± 7% -93.5% 73.00 ± 0% slabinfo.avc_xperms_node.num_objs 399.75 ± 8% -90.2% 39.00 ± 0% slabinfo.bdev_cache.active_objs 399.75 ± 8% -90.2% 39.00 ± 0% slabinfo.bdev_cache.num_objs 399.00 ± 15% -86.0% 56.00 ± 0% slabinfo.blkdev_queue.active_objs 399.00 ± 15% -86.0% 56.00 ± 0% slabinfo.blkdev_queue.num_objs 1221 ± 4% -96.4% 44.00 ± 0% slabinfo.blkdev_requests.active_objs 1221 ± 4% -96.4% 44.00 ± 0% slabinfo.blkdev_requests.num_objs 59543 ± 1% -24.6% 44917 ± 0% slabinfo.dentry.active_objs 1419 ± 1% -24.6% 1069 ± 0% slabinfo.dentry.active_slabs 59611 ± 1% -24.6% 44932 ± 0% slabinfo.dentry.num_objs 1419 ± 1% -24.6% 1069 ± 0% slabinfo.dentry.num_slabs 617.25 ± 14% -93.7% 39.00 ± 0% slabinfo.file_lock_cache.active_objs 617.25 ± 14% -93.7% 39.00 ± 0% slabinfo.file_lock_cache.num_objs 3748 ± 2% -95.1% 184.00 ± 0% slabinfo.files_cache.active_objs 3748 ± 2% -95.1% 184.00 ± 0% slabinfo.files_cache.num_objs 3888 ± 0% -10.4% 3485 ± 0% slabinfo.ftrace_event_field.active_objs 3888 ± 0% -10.4% 3485 ± 0% slabinfo.ftrace_event_field.num_objs 4055 ± 3% -62.2% 1531 ± 0% slabinfo.idr_layer_cache.active_objs 274.75 ± 3% -61.7% 105.25 ± 0% slabinfo.idr_layer_cache.active_slabs 4127 ± 3% -61.6% 1584 ± 0% slabinfo.idr_layer_cache.num_objs 274.75 ± 3% -61.7% 105.25 ± 0% slabinfo.idr_layer_cache.num_slabs 43639 ± 0% -14.6% 37276 ± 0% slabinfo.inode_cache.active_objs 764.75 ± 0% -14.6% 653.00 ± 0% slabinfo.inode_cache.active_slabs 43639 ± 0% -14.6% 37276 ± 0% slabinfo.inode_cache.num_objs 764.75 ± 0% -14.6% 653.00 ± 0% slabinfo.inode_cache.num_slabs 60554 ± 0% -36.5% 38454 ± 0% slabinfo.kernfs_node_cache.active_objs 1781 ± 0% -36.5% 1131 ± 0% slabinfo.kernfs_node_cache.active_slabs 60554 ± 0% -36.5% 38454 ± 0% slabinfo.kernfs_node_cache.num_objs 1781 ± 0% -36.5% 1131 ± 0% slabinfo.kernfs_node_cache.num_slabs 4283 ± 0% -80.9% 819.75 ± 3% slabinfo.kmalloc-1024.active_objs 137.75 ± 0% -77.9% 30.50 ± 5% slabinfo.kmalloc-1024.active_slabs 4410 ± 0% -77.9% 976.00 ± 5% slabinfo.kmalloc-1024.num_objs 137.75 ± 0% -77.9% 30.50 ± 5% slabinfo.kmalloc-1024.num_slabs 6191 ± 1% -62.9% 2296 ± 1% slabinfo.kmalloc-128.active_objs 192.75 ± 1% -62.4% 72.50 ± 1% slabinfo.kmalloc-128.active_slabs 6191 ± 1% -62.5% 2320 ± 1% slabinfo.kmalloc-128.num_objs 192.75 ± 1% -62.4% 72.50 ± 1% slabinfo.kmalloc-128.num_slabs 26275 ± 0% -72.3% 7283 ± 1% slabinfo.kmalloc-16.active_objs 26556 ± 0% -71.3% 7615 ± 1% slabinfo.kmalloc-16.num_objs 9568 ± 3% -59.2% 3903 ± 0% slabinfo.kmalloc-192.active_objs 227.75 ± 3% -57.6% 96.50 ± 0% slabinfo.kmalloc-192.active_slabs 9606 ± 3% -57.8% 4053 ± 0% slabinfo.kmalloc-192.num_objs 227.75 ± 3% -57.6% 96.50 ± 0% slabinfo.kmalloc-192.num_slabs 4112 ± 4% -81.7% 750.50 ± 1% slabinfo.kmalloc-2048.active_objs 264.00 ± 4% -81.0% 50.25 ± 0% slabinfo.kmalloc-2048.active_slabs 4229 ± 4% -80.9% 807.75 ± 0% slabinfo.kmalloc-2048.num_objs 264.00 ± 4% -81.0% 50.25 ± 0% slabinfo.kmalloc-2048.num_slabs 14676 ± 10% -89.0% 1615 ± 1% slabinfo.kmalloc-256.active_objs 470.50 ± 10% -83.7% 76.50 ± 1% slabinfo.kmalloc-256.active_slabs 15079 ± 10% -83.7% 2464 ± 0% slabinfo.kmalloc-256.num_objs 470.50 ± 10% -83.7% 76.50 ± 1% slabinfo.kmalloc-256.num_slabs 22983 ± 0% -59.9% 9217 ± 0% slabinfo.kmalloc-32.active_objs 179.00 ± 0% -59.2% 73.00 ± 0% slabinfo.kmalloc-32.active_slabs 22983 ± 0% -59.3% 9344 ± 0% slabinfo.kmalloc-32.num_objs 179.00 ± 0% -59.2% 73.00 ± 0% slabinfo.kmalloc-32.num_slabs 1162 ± 0% -59.1% 475.00 ± 0% slabinfo.kmalloc-4096.active_objs 1229 ± 0% -57.4% 523.00 ± 0% slabinfo.kmalloc-4096.num_objs 8679 ± 6% -65.5% 2996 ± 1% slabinfo.kmalloc-512.active_objs 276.00 ± 5% -62.5% 103.50 ± 1% slabinfo.kmalloc-512.active_slabs 8845 ± 5% -62.3% 3334 ± 1% slabinfo.kmalloc-512.num_objs 276.00 ± 5% -62.5% 103.50 ± 1% slabinfo.kmalloc-512.num_slabs 40241 ± 2% -58.4% 16722 ± 0% slabinfo.kmalloc-64.active_objs 628.00 ± 2% -57.6% 266.50 ± 0% slabinfo.kmalloc-64.active_slabs 40241 ± 2% -57.5% 17115 ± 0% slabinfo.kmalloc-64.num_objs 628.00 ± 2% -57.6% 266.50 ± 0% slabinfo.kmalloc-64.num_slabs 146474 ± 10% -97.2% 4094 ± 0% slabinfo.kmalloc-8.active_objs 287.50 ± 10% -97.6% 7.00 ± 0% slabinfo.kmalloc-8.active_slabs 147537 ± 10% -97.2% 4094 ± 0% slabinfo.kmalloc-8.num_objs 287.50 ± 10% -97.6% 7.00 ± 0% slabinfo.kmalloc-8.num_slabs 585.50 ± 1% -91.1% 52.00 ± 0% slabinfo.kmalloc-8192.active_objs 147.00 ± 1% -90.6% 13.75 ± 3% slabinfo.kmalloc-8192.active_slabs 588.00 ± 1% -90.6% 55.00 ± 3% slabinfo.kmalloc-8192.num_objs 147.00 ± 1% -90.6% 13.75 ± 3% slabinfo.kmalloc-8192.num_slabs 6062 ± 1% -59.8% 2440 ± 0% slabinfo.kmalloc-96.active_objs 6321 ± 2% -56.5% 2750 ± 1% slabinfo.kmalloc-96.num_objs 612.00 ± 0% -75.0% 153.00 ± 0% slabinfo.kmem_cache.active_objs 612.00 ± 0% -75.0% 153.00 ± 0% slabinfo.kmem_cache.num_objs 1025 ± 0% -56.2% 449.00 ± 0% slabinfo.kmem_cache_node.active_objs 1088 ± 0% -52.9% 512.00 ± 0% slabinfo.kmem_cache_node.num_objs 1512 ± 0% -93.3% 101.00 ± 0% slabinfo.mm_struct.active_objs 1512 ± 0% -93.3% 101.00 ± 0% slabinfo.mm_struct.num_objs 1743 ± 7% -95.2% 84.00 ± 0% slabinfo.mnt_cache.active_objs 1743 ± 7% -95.2% 84.00 ± 0% slabinfo.mnt_cache.num_objs 152.00 ± 17% -78.9% 32.00 ± 0% slabinfo.nfs_inode_cache.active_objs 152.00 ± 17% -78.9% 32.00 ± 0% slabinfo.nfs_inode_cache.num_objs 11506 ± 1% -48.2% 5959 ± 0% slabinfo.proc_inode_cache.active_objs 220.75 ± 1% -48.4% 114.00 ± 0% slabinfo.proc_inode_cache.active_slabs 11506 ± 1% -48.2% 5964 ± 0% slabinfo.proc_inode_cache.num_objs 220.75 ± 1% -48.4% 114.00 ± 0% slabinfo.proc_inode_cache.num_slabs 11577 ± 0% -33.4% 7714 ± 0% slabinfo.radix_tree_node.active_objs 11577 ± 0% -33.4% 7714 ± 0% slabinfo.radix_tree_node.num_objs 9696 ± 11% -85.4% 1420 ± 0% slabinfo.shmem_inode_cache.active_objs 199.75 ± 11% -86.0% 28.00 ± 0% slabinfo.shmem_inode_cache.active_slabs 9818 ± 11% -85.5% 1420 ± 0% slabinfo.shmem_inode_cache.num_objs 199.75 ± 11% -86.0% 28.00 ± 0% slabinfo.shmem_inode_cache.num_slabs 1999 ± 0% -60.3% 794.00 ± 0% slabinfo.sighand_cache.active_objs 2010 ± 1% -60.5% 794.00 ± 0% slabinfo.sighand_cache.num_objs 3456 ± 2% -74.0% 899.00 ± 0% slabinfo.signal_cache.active_objs 3456 ± 2% -74.0% 899.00 ± 0% slabinfo.signal_cache.num_objs 4079 ± 0% -98.7% 51.00 ± 0% slabinfo.sigqueue.active_objs 4079 ± 0% -98.7% 51.00 ± 0% slabinfo.sigqueue.num_objs 3722 ± 5% -90.4% 357.00 ± 0% slabinfo.sock_inode_cache.active_objs 3722 ± 5% -90.4% 357.00 ± 0% slabinfo.sock_inode_cache.num_objs 1320 ± 0% -40.4% 787.25 ± 0% slabinfo.task_struct.active_objs 450.00 ± 0% -40.8% 266.50 ± 0% slabinfo.task_struct.active_slabs 1351 ± 0% -40.8% 800.25 ± 0% slabinfo.task_struct.num_objs 450.00 ± 0% -40.8% 266.50 ± 0% slabinfo.task_struct.num_slabs 2357 ± 1% -25.9% 1748 ± 0% slabinfo.trace_event_file.active_objs 2357 ± 1% -25.9% 1748 ± 0% slabinfo.trace_event_file.num_objs 22037 ± 3% -89.2% 2370 ± 2% slabinfo.vm_area_struct.active_objs 500.75 ± 3% -88.3% 58.50 ± 1% slabinfo.vm_area_struct.active_slabs 22053 ± 3% -88.2% 2601 ± 1% slabinfo.vm_area_struct.num_objs 500.75 ± 3% -88.3% 58.50 ± 1% slabinfo.vm_area_struct.num_slabs ========================================================================================= compiler/cpufreq_governor/kconfig/rootfs/tbox_group/test/testcase: gcc-4.9/performance/x86_64-rhel/debian-x86_64-2015-02-07.cgz/lkp-sbx04/poll2/will-it-scale commit: 8025943c32f5de29b3fd548e917e24424297ca73 0aefb957de5f2a1d9467126114146b6c793cf180 8025943c32f5de29 0aefb957de5f2a1d9467126114 ---------------- -------------------------- %stddev %change %stddev \ | \ 621087 ± 0% -75.6% 151438 ± 0% will-it-scale.per_process_ops 270552 ± 0% -76.8% 62683 ± 0% will-it-scale.per_thread_ops 0.51 ± 0% -96.9% 0.02 ± 0% will-it-scale.scalability 308.83 ± 0% -28.6% 220.39 ± 0% will-it-scale.time.elapsed_time 308.83 ± 0% -28.6% 220.39 ± 0% will-it-scale.time.elapsed_time.max 16661 ± 4% +427.8% 87940 ± 0% will-it-scale.time.involuntary_context_switches 47746 ± 0% -76.4% 11255 ± 0% will-it-scale.time.minor_page_faults 1371 ± 0% -96.5% 48.00 ± 0% will-it-scale.time.percent_of_cpu_this_job_got 3997 ± 0% -97.5% 101.17 ± 0% will-it-scale.time.system_time 238.37 ± 0% -97.4% 6.18 ± 0% will-it-scale.time.user_time 2415 ± 13% -86.3% 332.00 ± 0% will-it-scale.time.voluntary_context_switches 343.60 ± 0% -27.3% 249.68 ± 0% uptime.boot 13400 ± 0% -99.9% 13.95 ± 0% uptime.idle 23.86 ± 0% -16.9% 19.83 ± 1% perf-profile.cycles.__fget_light.do_sys_poll.sys_poll.entry_SYSCALL_64_fastpath 1.41 ± 2% -14.0% 1.22 ± 5% perf-profile.cycles.__kmalloc.do_sys_poll.sys_poll.entry_SYSCALL_64_fastpath 2.58 ± 2% -10.6% 2.30 ± 6% perf-profile.cycles.kfree.do_sys_poll.sys_poll.entry_SYSCALL_64_fastpath 595356 ± 2% -98.9% 6604 ± 3% softirqs.RCU 239132 ± 0% -100.0% 0.00 ± -1% softirqs.SCHED 4674720 ± 0% -97.5% 118150 ± 0% softirqs.TIMER 647756 ± 0% -12.0% 569945 ± 0% vmstat.memory.cache 27.00 ± 0% +18.5% 32.00 ± 0% vmstat.procs.r 2496 ± 3% +61.6% 4034 ± 0% vmstat.system.cs 29660 ± 0% -96.2% 1139 ± 0% vmstat.system.in 308.83 ± 0% -28.6% 220.39 ± 0% time.elapsed_time 308.83 ± 0% -28.6% 220.39 ± 0% time.elapsed_time.max 16661 ± 4% +427.8% 87940 ± 0% time.involuntary_context_switches 47746 ± 0% -76.4% 11255 ± 0% time.minor_page_faults 1371 ± 0% -96.5% 48.00 ± 0% time.percent_of_cpu_this_job_got 3997 ± 0% -97.5% 101.17 ± 0% time.system_time 238.37 ± 0% -97.4% 6.18 ± 0% time.user_time 2415 ± 13% -86.3% 332.00 ± 0% time.voluntary_context_switches 12555159 ±111% -100.0% 0.00 ± -1% latency_stats.avg.nfs_wait_on_request.nfs_updatepage.nfs_write_end.generic_perform_write.__generic_file_write_iter.generic_file_write_iter.nfs_file_write.__vfs_write.vfs_write.SyS_write.entry_SYSCALL_64_fastpath 110916 ± 26% -100.0% 0.00 ± -1% latency_stats.max.expand_files.__alloc_fd.get_unused_fd_flags.do_sys_open.SyS_open.entry_SYSCALL_64_fastpath 13529494 ±114% -100.0% 0.00 ± -1% latency_stats.max.nfs_wait_on_request.nfs_updatepage.nfs_write_end.generic_perform_write.__generic_file_write_iter.generic_file_write_iter.nfs_file_write.__vfs_write.vfs_write.SyS_write.entry_SYSCALL_64_fastpath 28467 ±119% -100.0% 0.00 ± -1% latency_stats.sum.do_unlinkat.SyS_unlink.entry_SYSCALL_64_fastpath 27346 ± 8% +273.2% 102063 ± 7% latency_stats.sum.ep_poll.SyS_epoll_wait.entry_SYSCALL_64_fastpath 5252412 ± 3% -100.0% 0.00 ± -1% latency_stats.sum.expand_files.__alloc_fd.get_unused_fd_flags.do_sys_open.SyS_open.entry_SYSCALL_64_fastpath 21016052 ±132% -100.0% 0.00 ± -1% latency_stats.sum.nfs_wait_on_request.nfs_updatepage.nfs_write_end.generic_perform_write.__generic_file_write_iter.generic_file_write_iter.nfs_file_write.__vfs_write.vfs_write.SyS_write.entry_SYSCALL_64_fastpath 29706 ±127% -100.0% 0.00 ± -1% latency_stats.sum.path_openat.do_filp_open.do_sys_open.SyS_open.entry_SYSCALL_64_fastpath 875325 ± 36% -100.0% 0.00 ± -1% latency_stats.sum.wait_on_page_bit.__migration_entry_wait.migration_entry_wait.handle_mm_fault.__do_page_fault.do_page_fault.page_fault 37435 ± 2% -27.1% 27283 ± 1% meminfo.Active(anon) 5839 ± 17% -30.5% 4056 ± 0% meminfo.AnonHugePages 28264 ± 3% -6.9% 26318 ± 1% meminfo.AnonPages 6068736 ± 0% -32.8% 4076544 ± 0% meminfo.DirectMap2M 144988 ± 16% -72.4% 40028 ± 2% meminfo.DirectMap4k 14592 ± 0% -12.8% 12721 ± 0% meminfo.KernelStack 53538 ± 0% -26.0% 39607 ± 0% meminfo.SReclaimable 105238 ± 0% -52.3% 50204 ± 0% meminfo.SUnreclaim 19949 ± 0% -44.9% 10987 ± 0% meminfo.Shmem 158777 ± 0% -43.4% 89812 ± 0% meminfo.Slab 64609 ± 1% +625.6% 468811 ± 0% numa-numastat.node0.local_node 67698 ± 4% +592.5% 468811 ± 0% numa-numastat.node0.numa_hit 3089 ± 57% -100.0% 0.00 ± -1% numa-numastat.node0.other_node 123400 ± 5% -100.0% 0.00 ± -1% numa-numastat.node1.local_node 127518 ± 5% -100.0% 4.50 ± 11% numa-numastat.node1.numa_hit 4117 ± 0% -99.9% 4.50 ± 11% numa-numastat.node1.other_node 189086 ± 14% -100.0% 0.00 ± -1% numa-numastat.node2.local_node 193204 ± 13% -100.0% 4.75 ± 17% numa-numastat.node2.numa_hit 4118 ± 0% -99.9% 4.75 ± 17% numa-numastat.node2.other_node 416535 ± 4% -100.0% 0.00 ± -1% numa-numastat.node3.local_node 417570 ± 4% -100.0% 8.25 ± 5% numa-numastat.node3.numa_hit 42.99 ± 0% +132.1% 99.79 ± 0% turbostat.%Busy 1244 ± 0% +132.0% 2887 ± 0% turbostat.Avg_MHz 21.65 ± 0% -99.0% 0.21 ± 6% turbostat.CPU%c1 0.01 ± 0% -100.0% 0.00 ± -1% turbostat.CPU%c3 35.36 ± 0% -100.0% 0.00 ± -1% turbostat.CPU%c7 205.94 ± 0% -81.8% 37.53 ± 0% turbostat.CorWatt 69.75 ± 1% -28.3% 50.00 ± 1% turbostat.CoreTmp 30.57 ± 0% -100.0% 0.00 ± -1% turbostat.Pkg%pc2 0.07 ± 43% -100.0% 0.00 ± -1% turbostat.Pkg%pc6 69.75 ± 1% -28.3% 50.00 ± 1% turbostat.PkgTmp 260.89 ± 0% -80.4% 51.23 ± 0% turbostat.PkgWatt 26901856 ± 24% -100.0% 0.00 ± 0% cpuidle.C1-SNB.time 114490 ± 2% -100.0% 0.00 ± 0% cpuidle.C1-SNB.usage 13309860 ± 5% -100.0% 550.25 ±115% cpuidle.C1E-SNB.time 3950 ± 35% -100.0% 0.50 ±100% cpuidle.C1E-SNB.usage 447645 ± 20% -99.3% 3217 ±109% cpuidle.C3-SNB.time 360.75 ± 9% -99.7% 1.25 ± 87% cpuidle.C3-SNB.usage 10273 ± 69% -91.3% 894.67 ±141% cpuidle.C6-SNB.time 21.50 ± 26% -98.4% 0.33 ±141% cpuidle.C6-SNB.usage 1.126e+10 ± 0% -100.0% 459884 ± 7% cpuidle.C7-SNB.time 312083 ± 1% -100.0% 14.25 ± 35% cpuidle.C7-SNB.usage 15647510 ± 83% -99.8% 36264 ±103% cpuidle.POLL.time 655.00 ± 53% -99.8% 1.50 ± 33% cpuidle.POLL.usage 9357 ± 2% -27.1% 6823 ± 1% proc-vmstat.nr_active_anon 7063 ± 3% -6.8% 6582 ± 1% proc-vmstat.nr_anon_pages 153.75 ± 12% -52.5% 73.00 ± 0% proc-vmstat.nr_dirtied 911.50 ± 0% -12.8% 794.50 ± 0% proc-vmstat.nr_kernel_stack 4986 ± 0% -44.9% 2746 ± 0% proc-vmstat.nr_shmem 13384 ± 0% -26.0% 9901 ± 0% proc-vmstat.nr_slab_reclaimable 26309 ± 0% -52.3% 12550 ± 0% proc-vmstat.nr_slab_unreclaimable 146.00 ± 11% -33.6% 97.00 ± 0% proc-vmstat.nr_written 5821 ± 2% -96.2% 222.00 ± 0% proc-vmstat.numa_hint_faults 4816 ± 3% -95.4% 222.00 ± 0% proc-vmstat.numa_hint_faults_local 799548 ± 0% -41.9% 464510 ± 0% proc-vmstat.numa_hit 789143 ± 0% -41.1% 464492 ± 0% proc-vmstat.numa_local 10405 ± 13% -99.8% 17.50 ± 6% proc-vmstat.numa_other 23329 ± 0% -96.3% 852.00 ± 0% proc-vmstat.numa_pte_updates 4709 ± 0% -67.7% 1521 ± 2% proc-vmstat.pgactivate 17082 ± 2% +458.2% 95354 ± 0% proc-vmstat.pgalloc_dma32 820429 ± 0% -51.5% 397809 ± 0% proc-vmstat.pgalloc_normal 875926 ± 0% -38.2% 541689 ± 0% proc-vmstat.pgfault 833766 ± 0% -41.3% 489231 ± 0% proc-vmstat.pgfree 34304 ± 11% +50.7% 51706 ± 1% numa-meminfo.node0.Active 8891 ± 39% +207.5% 27338 ± 1% numa-meminfo.node0.Active(anon) 6646 ± 42% +297.2% 26396 ± 1% numa-meminfo.node0.AnonPages 94246 ± 3% +9.6% 103265 ± 0% numa-meminfo.node0.Inactive 2510 ±135% +298.8% 10012 ± 0% numa-meminfo.node0.Inactive(anon) 7218 ± 1% +22.8% 8865 ± 0% numa-meminfo.node0.KernelStack 5065 ± 51% +90.7% 9662 ± 0% numa-meminfo.node0.Mapped 860.00 ± 21% +377.8% 4109 ± 0% numa-meminfo.node0.PageTables 13345 ± 6% +40.1% 18695 ± 3% numa-meminfo.node0.SReclaimable 29466 ± 1% -14.1% 25300 ± 1% numa-meminfo.node0.SUnreclaim 4924 ± 88% +122.6% 10964 ± 0% numa-meminfo.node0.Shmem 28020 ± 6% -10.4% 25101 ± 2% numa-meminfo.node1.Active 3829 ± 14% -100.0% 0.00 ± -1% numa-meminfo.node1.Active(anon) 3912 ± 13% -100.0% 0.00 ± -1% numa-meminfo.node1.AnonPages 2477 ± 5% -48.3% 1280 ± 0% numa-meminfo.node1.KernelStack 250026 ± 21% -33.2% 167095 ± 0% numa-meminfo.node1.MemUsed 12473 ± 9% -43.6% 7040 ± 8% numa-meminfo.node1.SReclaimable 24000 ± 5% -65.9% 8193 ± 3% numa-meminfo.node1.SUnreclaim 36474 ± 6% -58.2% 15233 ± 4% numa-meminfo.node1.Slab 34538 ± 9% -26.4% 25414 ± 7% numa-meminfo.node2.Active 8814 ± 30% -100.0% 0.00 ± -1% numa-meminfo.node2.Active(anon) 8808 ± 30% -100.0% 0.00 ± -1% numa-meminfo.node2.AnonPages 4691 ± 86% -100.0% 0.00 ± -1% numa-meminfo.node2.Inactive(anon) 2540 ± 9% -49.6% 1280 ± 0% numa-meminfo.node2.KernelStack 258906 ± 22% -35.5% 166905 ± 0% numa-meminfo.node2.MemUsed 1184 ± 12% -100.0% 0.00 ± -1% numa-meminfo.node2.PageTables 13055 ± 9% -46.2% 7028 ± 3% numa-meminfo.node2.SReclaimable 24555 ± 8% -66.9% 8135 ± 3% numa-meminfo.node2.SUnreclaim 4817 ± 83% -100.0% 0.00 ± -1% numa-meminfo.node2.Shmem 37611 ± 7% -59.7% 15163 ± 2% numa-meminfo.node2.Slab 41359 ± 5% -39.1% 25174 ± 4% numa-meminfo.node3.Active 15871 ± 12% -100.0% 0.00 ± -1% numa-meminfo.node3.Active(anon) 2088 ±112% -100.0% 0.00 ± -1% numa-meminfo.node3.AnonHugePages 8900 ± 31% -100.0% 0.00 ± -1% numa-meminfo.node3.AnonPages 2760 ±123% -100.0% 0.00 ± -1% numa-meminfo.node3.Inactive(anon) 2349 ± 8% -45.5% 1280 ± 0% numa-meminfo.node3.KernelStack 298598 ± 20% -44.0% 167245 ± 0% numa-meminfo.node3.MemUsed 1071 ± 9% -100.0% 0.00 ± -1% numa-meminfo.node3.PageTables 14657 ± 11% -53.6% 6808 ± 5% numa-meminfo.node3.SReclaimable 27185 ± 10% -69.1% 8406 ± 3% numa-meminfo.node3.SUnreclaim 9824 ± 6% -100.0% 0.00 ± -1% numa-meminfo.node3.Shmem 41842 ± 8% -63.6% 15214 ± 3% numa-meminfo.node3.Slab 2221 ± 39% +207.1% 6822 ± 1% numa-vmstat.node0.nr_active_anon 1661 ± 42% +296.5% 6586 ± 1% numa-vmstat.node0.nr_anon_pages 627.25 ±135% +298.8% 2501 ± 0% numa-vmstat.node0.nr_inactive_anon 450.50 ± 1% +22.9% 553.50 ± 0% numa-vmstat.node0.nr_kernel_stack 1266 ± 51% +90.7% 2413 ± 0% numa-vmstat.node0.nr_mapped 214.50 ± 21% +377.3% 1023 ± 0% numa-vmstat.node0.nr_page_table_pages 1231 ± 88% +122.6% 2740 ± 0% numa-vmstat.node0.nr_shmem 3336 ± 6% +40.1% 4674 ± 3% numa-vmstat.node0.nr_slab_reclaimable 7365 ± 1% -14.1% 6328 ± 1% numa-vmstat.node0.nr_slab_unreclaimable 112532 ± 9% +225.1% 365843 ± 0% numa-vmstat.node0.numa_hit 77391 ± 16% +372.7% 365843 ± 0% numa-vmstat.node0.numa_local 35141 ± 5% -100.0% 0.00 ± -1% numa-vmstat.node0.numa_other 957.25 ± 14% -100.0% 0.00 ± -1% numa-vmstat.node1.nr_active_anon 977.75 ± 13% -100.0% 0.00 ± -1% numa-vmstat.node1.nr_anon_pages 154.50 ± 6% -48.2% 80.00 ± 0% numa-vmstat.node1.nr_kernel_stack 224.75 ± 15% -100.0% 0.00 ± -1% numa-vmstat.node1.nr_page_table_pages 86.50 ± 22% -100.0% 0.00 ± -1% numa-vmstat.node1.nr_shmem 3118 ± 9% -43.6% 1760 ± 8% numa-vmstat.node1.nr_slab_reclaimable 5999 ± 5% -65.9% 2047 ± 3% numa-vmstat.node1.nr_slab_unreclaimable 186838 ± 2% -79.6% 38117 ± 0% numa-vmstat.node1.numa_hit 167571 ± 6% -100.0% 0.00 ± -1% numa-vmstat.node1.numa_local 2203 ± 30% -100.0% 0.00 ± -1% numa-vmstat.node2.nr_active_anon 2201 ± 30% -100.0% 0.00 ± -1% numa-vmstat.node2.nr_anon_pages 1172 ± 86% -100.0% 0.00 ± -1% numa-vmstat.node2.nr_inactive_anon 158.25 ± 9% -49.4% 80.00 ± 0% numa-vmstat.node2.nr_kernel_stack 295.25 ± 11% -100.0% 0.00 ± -1% numa-vmstat.node2.nr_page_table_pages 1204 ± 83% -100.0% 0.00 ± -1% numa-vmstat.node2.nr_shmem 3263 ± 9% -46.2% 1757 ± 3% numa-vmstat.node2.nr_slab_reclaimable 6138 ± 8% -66.9% 2033 ± 3% numa-vmstat.node2.nr_slab_unreclaimable 201075 ± 11% -81.0% 38129 ± 0% numa-vmstat.node2.numa_hit 166043 ± 10% -100.0% 0.00 ± -1% numa-vmstat.node2.numa_local 3966 ± 12% -100.0% 0.00 ± -1% numa-vmstat.node3.nr_active_anon 310.00 ± 2% +44.0% 446.25 ± 6% numa-vmstat.node3.nr_alloc_batch 2225 ± 31% -100.0% 0.00 ± -1% numa-vmstat.node3.nr_anon_pages 689.50 ±123% -100.0% 0.00 ± -1% numa-vmstat.node3.nr_inactive_anon 146.50 ± 8% -45.4% 80.00 ± 0% numa-vmstat.node3.nr_kernel_stack 267.25 ± 9% -100.0% 0.00 ± -1% numa-vmstat.node3.nr_page_table_pages 2455 ± 6% -100.0% 0.00 ± -1% numa-vmstat.node3.nr_shmem 3663 ± 11% -53.5% 1702 ± 5% numa-vmstat.node3.nr_slab_reclaimable 6796 ± 10% -69.1% 2101 ± 3% numa-vmstat.node3.nr_slab_unreclaimable 300233 ± 8% -87.3% 38111 ± 0% numa-vmstat.node3.numa_hit 260400 ± 10% -100.0% 0.00 ± -1% numa-vmstat.node3.numa_local 92008 ± 0% -11.4% 81550 ± 0% slabinfo.Acpi-Operand.active_objs 1643 ± 0% -11.2% 1459 ± 0% slabinfo.Acpi-Operand.active_slabs 92008 ± 0% -11.2% 81718 ± 0% slabinfo.Acpi-Operand.num_objs 1643 ± 0% -11.2% 1459 ± 0% slabinfo.Acpi-Operand.num_slabs 2466 ± 0% -96.8% 78.00 ± 0% slabinfo.Acpi-ParseExt.active_objs 2466 ± 0% -96.8% 78.00 ± 0% slabinfo.Acpi-ParseExt.num_objs 61161 ± 0% -17.6% 50373 ± 0% slabinfo.Acpi-State.active_objs 1199 ± 0% -17.7% 987.75 ± 0% slabinfo.Acpi-State.active_slabs 61191 ± 0% -17.6% 50392 ± 0% slabinfo.Acpi-State.num_objs 1199 ± 0% -17.7% 987.75 ± 0% slabinfo.Acpi-State.num_slabs 2391 ± 2% -83.4% 396.00 ± 0% slabinfo.RAW.active_objs 2391 ± 2% -83.4% 396.00 ± 0% slabinfo.RAW.num_objs 127.50 ± 11% -86.7% 17.00 ± 0% slabinfo.TCP.active_objs 127.50 ± 11% -86.7% 17.00 ± 0% slabinfo.TCP.num_objs 221.00 ± 7% -84.6% 34.00 ± 0% slabinfo.UDP.active_objs 221.00 ± 7% -84.6% 34.00 ± 0% slabinfo.UDP.num_objs 10428 ± 3% -83.9% 1675 ± 1% slabinfo.anon_vma.active_objs 203.75 ± 3% -83.1% 34.50 ± 1% slabinfo.anon_vma.active_slabs 10428 ± 3% -82.9% 1787 ± 0% slabinfo.anon_vma.num_objs 203.75 ± 3% -83.1% 34.50 ± 1% slabinfo.anon_vma.num_slabs 1149 ± 12% -93.7% 73.00 ± 0% slabinfo.avc_xperms_node.active_objs 1149 ± 12% -93.7% 73.00 ± 0% slabinfo.avc_xperms_node.num_objs 721.50 ± 15% -94.6% 39.00 ± 0% slabinfo.bdev_cache.active_objs 721.50 ± 15% -94.6% 39.00 ± 0% slabinfo.bdev_cache.num_objs 154.00 ± 17% -81.8% 28.00 ± 0% slabinfo.blkdev_queue.active_objs 154.00 ± 17% -81.8% 28.00 ± 0% slabinfo.blkdev_queue.num_objs 1737 ± 8% -92.4% 132.00 ± 0% slabinfo.blkdev_requests.active_objs 1737 ± 8% -92.4% 132.00 ± 0% slabinfo.blkdev_requests.num_objs 282.75 ± 20% -86.2% 39.00 ± 0% slabinfo.buffer_head.active_objs 282.75 ± 20% -86.2% 39.00 ± 0% slabinfo.buffer_head.num_objs 64437 ± 0% -22.4% 50035 ± 0% slabinfo.dentry.active_objs 1535 ± 0% -22.3% 1192 ± 0% slabinfo.dentry.active_slabs 64489 ± 0% -22.4% 50074 ± 0% slabinfo.dentry.num_objs 1535 ± 0% -22.3% 1192 ± 0% slabinfo.dentry.num_slabs 805.00 ± 10% -95.2% 39.00 ± 0% slabinfo.file_lock_cache.active_objs 805.00 ± 10% -95.2% 39.00 ± 0% slabinfo.file_lock_cache.num_objs 3069 ± 1% -90.7% 284.00 ± 0% slabinfo.files_cache.active_objs 3069 ± 1% -90.7% 284.00 ± 0% slabinfo.files_cache.num_objs 3846 ± 1% -9.4% 3485 ± 0% slabinfo.ftrace_event_field.active_objs 3846 ± 1% -9.4% 3485 ± 0% slabinfo.ftrace_event_field.num_objs 2145 ± 0% -44.8% 1185 ± 0% slabinfo.idr_layer_cache.active_objs 2145 ± 0% -44.8% 1185 ± 0% slabinfo.idr_layer_cache.num_objs 46494 ± 0% -15.9% 39094 ± 0% slabinfo.inode_cache.active_objs 815.50 ± 0% -16.0% 685.00 ± 0% slabinfo.inode_cache.active_slabs 46494 ± 0% -15.9% 39094 ± 0% slabinfo.inode_cache.num_objs 815.50 ± 0% -16.0% 685.00 ± 0% slabinfo.inode_cache.num_slabs 68289 ± 0% -30.3% 47600 ± 0% slabinfo.kernfs_node_cache.active_objs 1004 ± 0% -30.3% 700.00 ± 0% slabinfo.kernfs_node_cache.active_slabs 68289 ± 0% -30.3% 47600 ± 0% slabinfo.kernfs_node_cache.num_objs 1004 ± 0% -30.3% 700.00 ± 0% slabinfo.kernfs_node_cache.num_slabs 3581 ± 0% -67.0% 1181 ± 0% slabinfo.kmalloc-1024.active_objs 3678 ± 0% -67.0% 1215 ± 0% slabinfo.kmalloc-1024.num_objs 7279 ± 3% -70.9% 2115 ± 1% slabinfo.kmalloc-128.active_objs 7279 ± 3% -69.7% 2208 ± 1% slabinfo.kmalloc-128.num_objs 24301 ± 0% -46.6% 12981 ± 0% slabinfo.kmalloc-16.active_objs 24503 ± 0% -44.5% 13588 ± 0% slabinfo.kmalloc-16.num_objs 11912 ± 2% -62.3% 4493 ± 0% slabinfo.kmalloc-192.active_objs 284.25 ± 2% -57.3% 121.50 ± 1% slabinfo.kmalloc-192.active_slabs 11950 ± 2% -57.0% 5142 ± 1% slabinfo.kmalloc-192.num_objs 284.25 ± 2% -57.3% 121.50 ± 1% slabinfo.kmalloc-192.num_slabs 3519 ± 2% -76.1% 841.50 ± 1% slabinfo.kmalloc-2048.active_objs 226.50 ± 3% -73.5% 60.00 ± 1% slabinfo.kmalloc-2048.active_slabs 3634 ± 3% -73.4% 967.75 ± 1% slabinfo.kmalloc-2048.num_objs 226.50 ± 3% -73.5% 60.00 ± 1% slabinfo.kmalloc-2048.num_slabs 18521 ± 5% -70.2% 5514 ± 0% slabinfo.kmalloc-256.active_objs 303.00 ± 5% -68.2% 96.50 ± 1% slabinfo.kmalloc-256.active_slabs 19420 ± 5% -68.0% 6211 ± 1% slabinfo.kmalloc-256.num_objs 303.00 ± 5% -68.2% 96.50 ± 1% slabinfo.kmalloc-256.num_slabs 26391 ± 4% -43.2% 15000 ± 0% slabinfo.kmalloc-32.active_objs 26512 ± 3% -39.8% 15963 ± 0% slabinfo.kmalloc-32.num_objs 1308 ± 0% -40.2% 782.75 ± 0% slabinfo.kmalloc-4096.active_objs 1390 ± 0% -40.0% 834.00 ± 0% slabinfo.kmalloc-4096.num_objs 12543 ± 4% -64.3% 4473 ± 0% slabinfo.kmalloc-512.active_objs 200.00 ± 5% -62.5% 75.00 ± 2% slabinfo.kmalloc-512.active_slabs 12855 ± 5% -62.2% 4863 ± 2% slabinfo.kmalloc-512.num_objs 200.00 ± 5% -62.5% 75.00 ± 2% slabinfo.kmalloc-512.num_slabs 43396 ± 1% -44.7% 23979 ± 0% slabinfo.kmalloc-64.active_objs 678.25 ± 1% -42.6% 389.00 ± 0% slabinfo.kmalloc-64.active_slabs 43428 ± 1% -42.6% 24935 ± 0% slabinfo.kmalloc-64.num_objs 678.25 ± 1% -42.6% 389.00 ± 0% slabinfo.kmalloc-64.num_slabs 37376 ± 0% -89.0% 4096 ± 0% slabinfo.kmalloc-8.active_objs 37376 ± 0% -89.0% 4096 ± 0% slabinfo.kmalloc-8.num_objs 469.00 ± 1% -91.6% 39.25 ± 1% slabinfo.kmalloc-8192.active_objs 117.25 ± 1% -91.0% 10.50 ± 4% slabinfo.kmalloc-8192.active_slabs 469.00 ± 1% -91.0% 42.00 ± 4% slabinfo.kmalloc-8192.num_objs 117.25 ± 1% -91.0% 10.50 ± 4% slabinfo.kmalloc-8192.num_slabs 5323 ± 2% -66.1% 1802 ± 0% slabinfo.kmalloc-96.active_objs 5596 ± 2% -62.5% 2100 ± 2% slabinfo.kmalloc-96.num_objs 561.00 ± 6% -72.7% 153.00 ± 0% slabinfo.kmem_cache.active_objs 561.00 ± 6% -72.7% 153.00 ± 0% slabinfo.kmem_cache.num_objs 961.00 ± 4% -53.3% 449.00 ± 0% slabinfo.kmem_cache_node.active_objs 1024 ± 4% -50.0% 512.00 ± 0% slabinfo.kmem_cache_node.num_objs 1189 ± 1% -89.7% 122.00 ± 0% slabinfo.mm_struct.active_objs 1189 ± 1% -89.4% 125.75 ± 0% slabinfo.mm_struct.num_objs 1889 ± 7% -93.9% 115.50 ± 15% slabinfo.mnt_cache.active_objs 1889 ± 7% -93.9% 115.50 ± 15% slabinfo.mnt_cache.num_objs 160.00 ± 0% -80.0% 32.00 ± 0% slabinfo.nfs_inode_cache.active_objs 160.00 ± 0% -80.0% 32.00 ± 0% slabinfo.nfs_inode_cache.num_objs 9849 ± 1% -45.8% 5342 ± 0% slabinfo.proc_inode_cache.active_objs 9849 ± 1% -45.8% 5342 ± 0% slabinfo.proc_inode_cache.num_objs 10929 ± 0% -28.8% 7784 ± 0% slabinfo.radix_tree_node.active_objs 10929 ± 0% -28.8% 7784 ± 0% slabinfo.radix_tree_node.num_objs 9192 ± 3% -39.4% 5570 ± 0% slabinfo.shmem_inode_cache.active_objs 9202 ± 3% -39.5% 5570 ± 0% slabinfo.shmem_inode_cache.num_objs 1765 ± 0% -55.3% 789.50 ± 0% slabinfo.sighand_cache.active_objs 1765 ± 0% -54.8% 798.75 ± 0% slabinfo.sighand_cache.num_objs 2801 ± 1% -66.0% 951.25 ± 0% slabinfo.signal_cache.active_objs 2801 ± 1% -66.0% 951.25 ± 0% slabinfo.signal_cache.num_objs 3267 ± 0% -98.3% 55.00 ± 0% slabinfo.sigqueue.active_objs 3267 ± 0% -98.3% 55.00 ± 0% slabinfo.sigqueue.num_objs 3299 ± 6% -84.5% 510.00 ± 0% slabinfo.sock_inode_cache.active_objs 3299 ± 6% -84.5% 510.00 ± 0% slabinfo.sock_inode_cache.num_objs 1199 ± 0% -33.5% 797.75 ± 0% slabinfo.task_struct.active_objs 410.50 ± 1% -35.0% 267.00 ± 0% slabinfo.task_struct.active_slabs 1232 ± 1% -34.9% 802.25 ± 0% slabinfo.task_struct.num_objs 410.50 ± 1% -35.0% 267.00 ± 0% slabinfo.task_struct.num_slabs 1081 ± 2% -96.5% 38.00 ± 0% slabinfo.taskstats.active_objs 1081 ± 2% -96.5% 38.00 ± 0% slabinfo.taskstats.num_objs 2599 ± 1% -32.7% 1748 ± 0% slabinfo.trace_event_file.active_objs 2599 ± 1% -32.7% 1748 ± 0% slabinfo.trace_event_file.num_objs 19377 ± 3% -84.0% 3103 ± 0% slabinfo.vm_area_struct.active_objs 441.25 ± 3% -82.6% 76.75 ± 0% slabinfo.vm_area_struct.active_slabs 19433 ± 3% -82.5% 3405 ± 0% slabinfo.vm_area_struct.num_objs 441.25 ± 3% -82.6% 76.75 ± 0% slabinfo.vm_area_struct.num_slabs lkp-ivb-d04: Ivy Bridge Memory: 4G lkp-wsx02: Westmere-EX Memory: 128G lkp-nex04: Nehalem-EX Memory: 256G ivb42: Ivytown Ivy Bridge-EP Memory: 64G lkp-a06: Atom Memory: 8G lkp-sbx04: Sandy Bridge-EX Memory: 64G lkp-sb03: Sandy Bridge-EP Memory: 64G lkp-ivb-d02: Ivy Bridge Memory: 8G nhm4: Nehalem Memory: 4G wsm: Westmere Memory: 6G lkp-hsw01: Grantley Haswell-EP Memory: 64G lkp-hsw-ep2: Brickland Haswell-EP Memory: 128G brickland1: Brickland Ivy Bridge-EX Memory: 128G lkp-sb02: Sandy Bridge-EP Memory: 4G lkp-ne04: Nehalem-EP Memory: 12G lituya: Grantley Haswell Memory: 16G snb-drag: Sandy Bridge Memory: 6G To reproduce: git clone git://git.kernel.org/pub/scm/linux/kernel/git/wfg/lkp-tests.git cd lkp-tests bin/lkp install job.yaml # job file is attached in this email bin/lkp run job.yaml Disclaimer: Results have been estimated based on internal Intel analysis and are provided for informational purposes only. Any difference in system hardware or software design or configuration may affect actual performance. Thanks, Ying Huang

6 years, 5 months

1
0
0 / 0

[lkp] [mm/memblock.c] cabc3d3f73: kernel BUG at arch/x86/mm/pageattr.c:1348!

by kernel test robot

FYI, we noticed the below changes on https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git master commit cabc3d3f732505b3ad56009e4a8aba0c7d39a7d7 ("mm/memblock.c: use memblock_insert_region() for the empty array") +-----------------------------------------------------------+------------+------------+ | | b0fd5507e8 | cabc3d3f73 | +-----------------------------------------------------------+------------+------------+ | boot_successes | 70 | 0 | | boot_failures | 26 | 28 | | Kernel_panic-not_syncing:Attempted_to_kill_init!exitcode= | 26 | | | kernel_BUG_at_arch/x86/mm/pageattr.c | 0 | 28 | | invalid_opcode:#[##]DEBUG_PAGEALLOC | 0 | 28 | | RIP:__change_page_attr_set_clr | 0 | 28 | | Kernel_panic-not_syncing:Fatal_exception | 0 | 28 | | backtrace:set_real_mode_permissions | 0 | 28 | | backtrace:kernel_init_freeable | 0 | 28 | +-----------------------------------------------------------+------------+------------+ [ 0.401891] Last level dTLB entries: 4KB 0, 2MB 0, 4MB 0, 1GB 0 [ 0.402749] CPU: GenuineIntel Intel Xeon E312xx (Sandy Bridge) (family: 0x6, model: 0x2a, stepping: 0x1) [ 0.407809] ------------[ cut here ]------------ [ 0.408497] kernel BUG at arch/x86/mm/pageattr.c:1348! [ 0.409498] invalid opcode: 0000 [#1] DEBUG_PAGEALLOC [ 0.410280] Modules linked in: [ 0.410746] CPU: 0 PID: 1 Comm: swapper Not tainted 4.4.0-rc4-00140-gcabc3d3 #1 [ 0.411798] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS Debian-1.8.2-1 04/01/2014 [ 0.413063] task: ffff880000128000 ti: ffff88000011c000 task.ti: ffff88000011c000 [ 0.414136] RIP: 0010:[<ffffffff8102687c>] [<ffffffff8102687c>] __change_page_attr_set_clr+0x905/0xaf7 [ 0.415507] RSP: 0000:ffff88000011fce0 EFLAGS: 00010286 [ 0.416273] RAX: 0000000000000001 RBX: ffff88000011fde0 RCX: ffff880000000000 [ 0.417325] RDX: 0000000000000099 RSI: 000000000000009a RDI: ffffffff81000000 [ 0.418303] RBP: ffff88000011fdb8 R08: 0000000000000099 R09: ffff880000000000 [ 0.419280] R10: 00003fffffe00000 R11: 0000000000000067 R12: 0000000002600000 [ 0.420262] R13: ffff8800025ed4c8 R14: 000000000179a000 R15: 8000000000000161 [ 0.421239] FS: 0000000000000000(0000) GS:ffffffff817bc000(0000) knlGS:0000000000000000 [ 0.422348] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 0.423134] CR2: 00000000ffffffff CR3: 00000000017ab000 CR4: 00000000000406b0 [ 0.424119] Stack: [ 0.424413] ffffffff81998b00 0000000000000000 ffff88000011fd98 0000000000000002 [ 0.425500] 00ffffff81998b00 ffff88000011fd20 0000000000000000 ffff88000011fd40 [ 0.426590] ffff88000011fd88 ffffff6700000001 8000000000099163 0000000000000099 [ 0.427709] Call Trace: [ 0.428059] [<ffffffff81026bd0>] change_page_attr_set_clr+0x162/0x36b [ 0.428958] [<ffffffff810276a8>] set_memory_ro+0x21/0x23 [ 0.429708] [<ffffffff81a226ef>] set_real_mode_permissions+0x74/0x98 [ 0.430594] [<ffffffff81a2267b>] ? map_vsyscall+0x40/0x40 [ 0.431350] [<ffffffff8100048a>] do_one_initcall+0x191/0x1a6 [ 0.432141] [<ffffffff81065751>] ? finish_task_switch+0x152/0x1b3 [ 0.432993] [<ffffffff814c2043>] ? rest_init+0xba/0xba [ 0.433717] [<ffffffff81a20fa3>] kernel_init_freeable+0x5b/0x182 [ 0.434559] [<ffffffff814c2043>] ? rest_init+0xba/0xba [ 0.435284] [<ffffffff814c204c>] kernel_init+0x9/0xca [ 0.435993] [<ffffffff814ccb0f>] ret_from_fork+0x3f/0x70 [ 0.436742] [<ffffffff814c2043>] ? rest_init+0xba/0xba [ 0.437491] Code: b8 f4 ff ff ff e9 01 02 00 00 85 c0 0f 85 f9 01 00 00 83 bd 70 ff ff ff 00 75 12 48 63 43 20 39 85 74 ff ff ff 0f 8d 95 01 00 00 <0f> 0b 48 8b 7b 28 48 b9 00 00 00 00 00 88 ff ff 48 89 f8 48 8d [ 0.441265] RIP [<ffffffff8102687c>] __change_page_attr_set_clr+0x905/0xaf7 [ 0.442251] RSP <ffff88000011fce0> [ 0.442772] ---[ end trace 3d6543145e4caae4 ]--- [ 0.443446] Kernel panic - not syncing: Fatal exception Thanks, Ying Huang

6 years, 5 months

1
0
0 / 0

[lkp] [x86, tracing, perf] 7f47d8cc03: INFO: suspicious RCU usage. ]

by kernel test robot

FYI, we noticed the below changes on https://git.kernel.org/pub/scm/linux/kernel/git/tip/tip.git perf/core commit 7f47d8cc039f8746e0038fe05f1ddcb15a2e27f0 ("x86, tracing, perf: Add trace point for MSR accesses") +--------------------------------------------------+------------+------------+ | | bd2a634d9e | 7f47d8cc03 | +--------------------------------------------------+------------+------------+ | boot_successes | 10 | 2 | | boot_failures | 0 | 8 | | BUG:kernel_early-boot_hang | 0 | 2 | | INFO:suspicious_RCU_usage | 0 | 6 | | RCU_used_illegally_from_idle_CPU | 0 | 6 | | RCU_used_illegally_from_extended_quiescent_state | 0 | 6 | | invoked_oom-killer:gfp_mask=0x | 0 | 5 | | Mem-Info | 0 | 5 | | Out_of_memory:Kill_process | 0 | 5 | | backtrace:cpu_startup_entry | 0 | 4 | | backtrace:vfs_writev | 0 | 3 | | backtrace:SyS_writev | 0 | 3 | | backtrace:_do_fork | 0 | 1 | | backtrace:SyS_clone | 0 | 1 | | backtrace:vfs_write | 0 | 1 | | backtrace:SyS_write | 0 | 1 | +--------------------------------------------------+------------+------------+ [main] Added 32 filenames from /dev [ 45.280682] [ 45.281065] =============================== [ 45.281884] [ INFO: suspicious RCU usage. ] [ 45.282527] 4.4.0-rc2-00097-g7f47d8c #23 Not tainted [ 45.283253] ------------------------------- [ 45.284035] arch/x86/include/asm/msr-trace.h:47 suspicious rcu_dereference_check() usage! [ 45.285533] [ 45.285533] other info that might help us debug this: [ 45.285533] [ 45.286929] [ 45.286929] RCU used illegally from idle CPU! [ 45.286929] rcu_scheduler_active = 1, debug_locks = 0 [ 45.289836] RCU used illegally from extended quiescent state! [ 45.291309] no locks held by swapper/0/0. [ 45.292430] [ 45.292430] stack backtrace: [ 45.293441] CPU: 0 PID: 0 Comm: swapper/0 Not tainted 4.4.0-rc2-00097-g7f47d8c #23 [ 45.294571] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS Debian-1.8.2-1 04/01/2014 [ 45.295898] 0000000000000000 ffff88009f403ed8 ffffffff8173cf5f ffffffff84019500 [ 45.298424] ffff88009f403f08 ffffffff81113775 0000000000000000 0000000000000000 [ 45.300879] ffffffff84004000 ffffffff84000000 ffff88009f403f38 ffffffff81772b19 [ 45.303367] Call Trace: [ 45.304171] <IRQ> [<ffffffff8173cf5f>] dump_stack+0x4b/0x63 [ 45.305793] [<ffffffff81113775>] lockdep_rcu_suspicious+0xf7/0x100 [ 45.307352] [<ffffffff81772b19>] do_trace_write_msr+0x9b/0xf4 [ 45.308856] [<ffffffff81092624>] native_write_msr_safe+0x2e/0x33 [ 45.310293] [<ffffffff8108b8eb>] paravirt_write_msr+0xf/0x13 [ 45.311116] [<ffffffff8108ba04>] native_apic_msr_write+0x29/0x2b [ 45.311997] [<ffffffff81091999>] kvm_guest_apic_eoi_write+0x36/0x38 [ 45.312878] [<ffffffff8108685b>] apic_eoi+0x18/0x1a [ 45.313856] [<ffffffff82e16fc1>] smp_apic_timer_interrupt+0x1f/0x3e [ 45.314766] [<ffffffff82e15207>] apic_timer_interrupt+0x87/0x90 [ 45.315605] <EOI> [<ffffffff81092338>] ? native_safe_halt+0x6/0x8 [ 45.316571] [<ffffffff8105f2f1>] default_idle+0x24/0x37 [ 45.317750] [<ffffffff8105f93e>] arch_cpu_idle+0xf/0x11 [ 45.318794] [<ffffffff8110cbe2>] default_idle_call+0x28/0x2f [ 45.319610] [<ffffffff8110cdbd>] cpu_startup_entry+0x17a/0x29a [ 45.321018] [<ffffffff82e08603>] rest_init+0x13a/0x140 [ 45.322382] [<ffffffff84607f65>] start_kernel+0x45e/0x46b [ 45.323443] [<ffffffff84607120>] ? early_idt_handler_array+0x120/0x120 [ 45.324386] [<ffffffff84607339>] x86_64_start_reservations+0x2a/0x2c [ 45.325363] [<ffffffff84607468>] x86_64_start_kernel+0x12d/0x13a [main] Added 107172 filenames from /proc [main] Added 25531 filenames from /sys [main] Enabled 9 fd providers. To reproduce: git clone git://git.kernel.org/pub/scm/linux/kernel/git/wfg/lkp-tests.git cd lkp-tests bin/lkp install job.yaml # job file is attached in this email bin/lkp run job.yaml Thanks, Ying Huang

6 years, 5 months

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[lkp] [ALSA] 6603249dcd: kmsg.snd_hda_intel#:#:#b.#:failed_to_add_i915_component_master(-#)

by kernel test robot

FYI, we noticed the below changes on https://github.com/0day-ci/linux Takashi-Sakamoto/ALSA-oxfw-refactoring-and-merging-scs1x-module/20151206-122843 commit 6603249dcdbb6aab0b726bdf372d6f20c0d2d611 ("ALSA: hda - Enable audio component for old Intel PCH devices") We found the following new message in kernel log after your commit. [ 9.672121] snd_hda_intel 0000:00:1b.0: failed to add i915 component master (-19) Thanks, Ying Huang

6 years, 5 months

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[lkp] [x86 tsc] 1dd8e21222:

by kernel test robot

FYI, we noticed the below changes on https://git.kernel.org/pub/scm/linux/kernel/git/lenb/linux.git cpufreq commit 1dd8e212220cdec445793afb130d1634146e70aa ("x86 tsc: Use Sklake CPUID to distinguish cpu_khz and tsc_khz") We found the following new message in kernel log after your commit. [ 0.000000] tsc: Fast TSC calibration failed [ 0.000000] tsc: Fast TSC calibration failed [ 0.000000] tsc: Unable to calibrate against PIT [ 0.000000] tsc: Unable to calibrate against PIT Thanks, Ying Huang

6 years, 5 months

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[lkp] [rhashtable] 95e435afef: INFO: task swapper:1 blocked for more than 120 seconds.

by kernel test robot

FYI, we noticed the below changes on https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git master commit 95e435afefe98b8ef6ae8b764879a064cd931a5c ("rhashtable-test: calculate max_entries value by default") +--------------------------------------------------+------------+------------+ | | 9e9089e5a2 | 95e435afef | +--------------------------------------------------+------------+------------+ | boot_successes | 18 | 0 | | boot_failures | 0 | 18 | | INFO:task_blocked_for_more_than#seconds | 0 | 18 | | EIP_is_at_default_send_IPI_mask_logical | 0 | 18 | | Kernel_panic-not_syncing:hung_task:blocked_tasks | 0 | 18 | | backtrace:kthread_stop | 0 | 18 | | backtrace:test_rht_init | 0 | 18 | | backtrace:kernel_init_freeable | 0 | 18 | | backtrace:watchdog | 0 | 18 | +--------------------------------------------------+------------+------------+ [ 129.350121] Duration of test: 10581199064 ns [ 129.350623] Average test time: 11562182047 [ 129.410494] Testing concurrent rhashtable access from 10 threads [ 277.354558] INFO: task swapper:1 blocked for more than 120 seconds. [ 277.736905] Not tainted 4.4.0-rc1-00171-g95e435a #1 [ 277.737368] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 278.119478] swapper D 40032000 0 1 0 0x00000000 [ 278.291467] 40031e68 00000046 4001d040 40032000 7fffffff 4001d040 40031e74 418f3013 [ 278.292248] 7fffffff 40031ec0 418f9532 00000046 4001d39c 4001d040 40031eb0 4001d3c8 [ 278.987038] 4001d3c8 418f3da7 00000000 00000001 484d5f7c 00000001 484d5f6c 7fffffff [ 279.522167] Call Trace: [ 279.522379] [<418f3013>] schedule+0xf5/0x132 [ 279.522749] [<418f9532>] schedule_timeout+0x25/0x218 [ 279.523153] [<418f3da7>] ? wait_for_common+0x18b/0x21b [ 279.594083] [<418f3dbc>] wait_for_common+0x1a0/0x21b [ 279.594523] [<410b3070>] ? try_to_wake_up+0x3d5/0x3d5 [ 279.595032] [<418f3f6a>] wait_for_completion+0x20/0x30 [ 279.655709] [<410aaecc>] kthread_stop+0x92/0x100 [ 279.656093] [<41fbd306>] test_rht_init+0x56f/0x638 [ 279.699115] [<41fbcd97>] ? test_rhashtable+0xaec/0xaec [ 279.699645] [<410022a1>] do_one_initcall+0x1f3/0x35c [ 279.700053] [<41f77bac>] kernel_init_freeable+0x225/0x393 [ 279.785443] [<418ef1bb>] kernel_init+0x16/0x1e7 [ 279.785884] [<418fc610>] ret_from_kernel_thread+0x20/0x40 [ 279.786320] [<418ef1a5>] ? rest_init+0x156/0x156 [ 283.781461] no locks held by swapper/1. [ 283.781876] Sending NMI to all CPUs: [ 283.782235] NMI backtrace for cpu 0 [ 283.782524] CPU: 0 PID: 17 Comm: khungtaskd Not tainted 4.4.0-rc1-00171-g95e435a #1 [ 283.783135] task: 401a6040 ti: 401a8000 task.ti: 401a8000 [ 283.882237] EIP: 0060:[<4105c55f>] EFLAGS: 00000046 CPU: 0 [ 283.882698] EIP is at default_send_IPI_mask_logical+0x189/0x1db [ 283.883166] EAX: fffff000 EBX: 01000000 ECX: 00000c00 EDX: fffff000 [ 283.936032] ESI: 00000002 EDI: 00000c00 EBP: 401a9ed4 ESP: 401a9ec4 [ 283.936978] DS: 007b ES: 007b FS: 0000 GS: 00e0 SS: 0068 [ 283.980899] CR0: 8005003b CR2: 00000000 CR3: 02019000 CR4: 000006b0 [ 283.981542] Stack: [ 283.981748] 00000246 4105d441 4001d164 00000002 401a9edc 4105d460 401a9ef4 414d6218 [ 284.037667] 41c23509 41c1de38 4001d040 4001d164 401a9efc 4105d4d1 401a9f20 411343bb [ 284.066938] 000003ff 00008000 4001d040 00000078 401a0de0 00000000 41133e45 401a9fac [ 284.102979] Call Trace: [ 284.103187] [<4105d441>] ? setup_vector_irq+0x241/0x241 [ 284.103674] [<4105d460>] nmi_raise_cpu_backtrace+0x1f/0x2f [ 284.145209] [<414d6218>] nmi_trigger_all_cpu_backtrace+0x129/0x348 [ 284.159395] [<4105d4d1>] arch_trigger_all_cpu_backtrace+0x1e/0x2e [ 284.201362] [<411343bb>] watchdog+0x576/0x605 [ 284.201796] [<41133e45>] ? reset_hung_task_detector+0x1d/0x1d [ 284.202292] [<410aa675>] kthread+0x14b/0x15e [ 284.250410] [<418fc610>] ret_from_kernel_thread+0x20/0x40 [ 284.250923] [<410aa52a>] ? kthread_create_on_node+0x24c/0x24c [ 284.251392] Code: 01 83 15 f4 ba 04 42 00 eb 14 81 cf 00 04 00 00 83 05 f8 ba 04 42 01 83 15 fc ba 04 42 00 a1 b8 1f d0 41 89 f9 89 88 00 d3 ff ff <83> 3d f0 f4 cf 41 00 75 1e 83 05 00 bb 04 42 01 83 15 04 bb 04 [ 290.400355] Kernel panic - not syncing: hung_task: blocked tasks [ 290.408226] CPU: 0 PID: 17 Comm: khungtaskd Not tainted 4.4.0-rc1-00171-g95e435a #1 [ 290.408831] 00000000 4001d040 401a9ee0 414cf5e9 401a9ef8 411625d4 4001d164 4001d040 [ 290.470110] 4001d164 00000002 401a9f20 411343d3 41bfc28e 000003ff 00008000 4001d040 [ 290.470892] 00000078 401a0de0 00000000 41133e45 401a9fac 410aa675 00000000 00000046 [ 290.514010] Call Trace: [ 290.514215] [<414cf5e9>] dump_stack+0x40/0x5e [ 290.564689] [<411625d4>] panic+0x152/0x3b0 [ 290.565034] [<411343d3>] watchdog+0x58e/0x605 [ 290.565383] [<41133e45>] ? reset_hung_task_detector+0x1d/0x1d [ 290.598256] [<410aa675>] kthread+0x14b/0x15e [ 290.598617] [<418fc610>] ret_from_kernel_thread+0x20/0x40 [ 290.644298] [<410aa52a>] ? kthread_create_on_node+0x24c/0x24c [ 290.644771] Kernel Offset: disabled Elapsed time: 400 Thanks, Ying Huang

6 years, 5 months

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LKP December 2015