The lustre service on MGS server throws following message.
This Lustre implementation is performed on VirtualBox VMs. Hence No Infiniband connectivity. I tried to debug it further and found following error messages:
The /var/log/messages :
Feb 4 18:02:11 ic2 kernel: LNet: HW CPU cores: 1, npartitions: 1
Feb 4 18:02:11 ic2 kernel: alg: No test for crc32 (crc32-table)
Feb 4 18:02:11 ic2 kernel: alg: No test for adler32 (adler32-zlib)
Feb 4 18:02:11 ic2 kernel: padlock: VIA PadLock Hash Engine not detected.
Feb 4 18:02:11 ic2 kernel: Lustre: Lustre: Build Version: 2.4.0-RC2-gd3f91c4-PRISTINE-2.6.32-358.6.2.el6_lustre.g230b174.x86_64
Feb 4 18:02:11 ic2 kernel: LNetError: 685:0:(socklnd.c:2822:ksocknal_startup()) Interface eth0 is down
Feb 4 18:02:11 ic2 kernel: LNetError: 105-4: Error -100 starting up LNI tcp
Feb 4 18:02:11 ic2 kernel: LustreError: 685:0:(events.c:806:ptlrpc_init_portals()) network initialisation failed
# cat /etc/modprobe.d/lustre.conf
options lnet networks="tcp0(eth0)"
# modprobe -v lnet
# modprobe -v lustre
insmod /lib/modules/2.6.32-358.6.2.el6_lustre.g230b174.x86_64/updates/kernel/fs/lustre/mdc.ko
insmod /lib/modules/2.6.32-358.6.2.el6_lustre.g230b174.x86_64/updates/kernel/fs/lustre/osc.ko
insmod /lib/modules/2.6.32-358.6.2.el6_lustre.g230b174.x86_64/updates/kernel/fs/lustre/lov.ko
insmod /lib/modules/2.6.32-358.6.2.el6_lustre.g230b174.x86_64/updates/kernel/fs/lustre/lustre.ko
# df -h
Filesystem Size Used Avail Use% Mounted on
/dev/mapper/VolGroup-lv_root
8.5G 2.9G 5.2G 36% /
tmpfs 246M 0 246M 0% /dev/shm
/dev/sda1 485M 57M 403M 13% /boot
/dev/sr0 3.5G 3.5G 0 100% /var/isoimages/rhel6.4
/dev/sdb 7.9G 344M 7.2G 5% /mgs
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