On Mon, 2015-01-05 at 09:06 -0500, Aristeu Rozanski wrote:
Hi,
On Fri, Dec 19, 2014 at 01:26:59PM +0800, Huang Ying wrote:
> In fact, I am not complaining :-), just FYI. As I said, this may be a
> expected behavior because this is a Haswell machine and the Haswell
> support was added in this patch.
>
> > From the above, what looks weird, from EDAC driver PoV, is:
> > [ 12.506298] EDAC sbridge: ECC is disabled. Aborting
>
> This is what I want help from you to confirm whether it is abnormal.
>
> > Does it used to work before? If so, was there any BIOS setting change?
> > Does the memories used on this machine have ECC?
>
> This is a high-end desktop, there is something as below in dmidecode
> output. Is there some other way to tell whether the memories have ECC?
>
> Handle 0x0018, DMI type 16, 23 bytes
> Physical Memory Array
> Location: System Board Or Motherboard
> Use: System Memory
> Error Correction Type: Multi-bit ECC
> Maximum Capacity: 128 GB
> Error Information Handle: Not Provided
> Number Of Devices: 4
>
> Handle 0x001A, DMI type 17, 34 bytes
> Memory Device
> Array Handle: 0x0018
> Error Information Handle: Not Provided
> Total Width: 72 bits
> Data Width: 72 bits
> Size: 8192 MB
> Form Factor: DIMM
> Set: None
> Locator: DIMM_A1
> Bank Locator: CPU 0
> Type: <OUT OF SPEC>
> Type Detail: Synchronous
> Speed: 1067 MHz
> Manufacturer: 0x11
> Serial Number: Unknown
> Asset Tag: Unknown
> Part Number: Unknown
> Rank: 1
> Configured Clock Speed: Unknown
unfortunately with this I can't say :(
Do you mind checking on EFI or maybe looking at the memory modules' part
number?
Do not find memory modules' part number in EFI menu. Some information
about memory is:
2133MT/s Micron DRx8 8GB UDIMM
Best Regards,
Huang, Ying