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From: Andrey Borzenkov <arvidjaar@mail.ru>
To: Vikas Kedia <kedia.vikas@gmail.com>, linux-kernel@vger.kernel.org
Subject: Re: kernel panic at load average of 24 is it acceptable ?
Date: Mon, 17 Jul 2006 22:16:21 +0400	[thread overview]
Message-ID: <20060717181624.5BF9355D9CB@zotz.mtu.ru> (raw)
In-Reply-To: <fbe022af0607170055x7fefdf9bg63ea77768480935a@mail.gmail.com>

Vikas Kedia wrote:

>> Read up on MCE debugging methods on Linux or so, that should hopefully
>> help.
> 
> Here is the output of mcelog:
> root@srv1:~# 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


  reply	other threads:[~2006-07-17 18:16 UTC|newest]

Thread overview: 6+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2006-07-17  7:08 Vikas Kedia
2006-07-17  7:24 ` Andreas Mohr
2006-07-17  7:55   ` Vikas Kedia
2006-07-17 18:16     ` Andrey Borzenkov [this message]
     [not found] <fa.GOIim+nD/em++2ZW3u6yf9zZzH8@ifi.uio.no>
     [not found] ` <fa.pLqL2zHzVigenRd4nxSUVosmfvk@ifi.uio.no>
2006-07-17 14:28   ` Robert Hancock
2006-07-17 14:47     ` Andreas Mohr

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