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SubjectRe: [LKP] [sb_edac] 50d1bb93672: EDAC sbridge: ECC is disabled. Aborting
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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




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