linux-kernel - Re: kernel panic at load average of 24 is it acceptable ?

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Date:	Mon, 17 Jul 2006 22:16:21 +0400
From:	Andrey Borzenkov <arvidjaar@...l.ru>
To:	Vikas Kedia <kedia.vikas@...il.com>, linux-kernel@...r.kernel.org
Subject: Re: kernel panic at load average of 24 is it acceptable ?

Vikas Kedia wrote:

>> Read up on MCE debugging methods on Linux or so, that should hopefully
>> help.
> 
> Here is the output of mcelog:
> root@...1:~# less /var/log/mcelog
> MCE 0
> CPU 0 0 data cache TSC 6988ae18046
> ADDR f87f5ec0
>   Data cache ECC error (syndrome ce)
>        bit46 = corrected ecc error
>   bus error 'local node origin, request didn't time out
>       data read mem transaction
>       memory access, level generic'
> STATUS 9467400000000833 MCGSTATUS 0
> MCE 0
> CPU 0 0 data cache TSC 723b38a3633
> ADDR 3d9fc0
>   Data cache ECC error (syndrome ce)
>        bit46 = corrected ecc error
>        bit62 = error overflow (multiple errors)
>   bus error 'local node origin, request didn't time out
>       data read mem transaction
>       memory access, level generic'
> STATUS d467400000000833 MCGSTATUS 0
> 
> Since it shows ECC error is the hypothesis correct that its the RAM
> problem and replacing it should solve the problem.
> 

I am not sure if this is a question, but it shows _data cache_ multibit
error which makes it rather CPU not memory.

-andrey

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