Re: [gentoo-user] [Hardware Error]: MC1 Error: Copyback Parity/Victim error.

[Grant]

> I had a deeper look into the kernel sources:
>
> Your error message is exactly thrown by
> static bool k8_mc1_mce(u16 ec, u8 xec)
>
> So probably you have a K8 ;-)
>
> Have a look at:
> http://www.redhat.com/archives/rhelv5-list/2007-October/msg00075.html

I read it, that one sounds like a correctable ECC RAM error.

> It *might* be an error concerning ECC error correction. Did you recently
> change any hardware?

No hardware changed in a very long time.

> Could you attach your /proc/cpuinfo?

Sure, I've attached it.  I'm changing hosts and machines shortly and
I've only seen this error once so I'm thinking I don't need to take
action.

- Grant


>> I share this opinion.
>> The message says - even if the error was corrected - that there's
>> something dramatically wrong with your - i suppose - CPU.
>> "Corrected error" might imply, that some low-level feature got disabled
>> in order to prevent furher errors.
>>
>> Does this error appear only once at early boot or frequently?
>>
>> Regards,
>> --
>> Ralf
>>
>> On 09/23/13 22:07, Volker Armin Hemmann wrote:
>>> Am 23.09.2013 20:59, schrieb Paul Hartman:
>>>> On Mon, Sep 23, 2013 at 1:45 PM, Grant <emailgrant@×××××.com> wrote:
>>>>> Can anyone tell me how to decipher this which has appeared in dmesg?
>>>>> Google wasn't very helpful.
>>>>>
>>>>> [Hardware Error]: MC1 Error: Copyback Parity/Victim error.
>>>>> [Hardware Error]: Error Status: Corrected error, no action required.
>>>>> [Hardware Error]: CPU:3 (10:2:3) MC1_STATUS[-|CE|-|-|-]: 0x9000000000000171
>>>>> [Hardware Error]: cache level: L1, tx: INSN, mem-tx: EV
>>>> Looks like machine check error, it detected an error in the L1 cache
>>>> on your CPU.
>>>>
>>>> Since it says "Corrected error, no action required" I would not worry
>>>> about it. If that makes you feel any better. :)
>>>>
>>>>
>>> since those errors are rare, I would worry about it.