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To: linux-kernel@vger.kernel.org
From: Bernd Pfrommer <pfrommer@yahoo.com>
Subject: Re: mcelog ?
Date: Sat, 20 May 2006 22:46:11 +0000 (UTC)
Message-ID: <loom.20060521T003831-723@post.gmane.org>
References: <20060515114243.8ccaa9aa.skraw@ithnet.com>
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Stephan von Krawczynski <skraw <at> ithnet.com> writes:

> 
> Hello,
> 
> can some kind soul please shortly explain what this message tells me:
> 
> HARDWARE ERROR
> CPU 1: Machine Check Exception:                4 Bank 4: b60a200170080813
> TSC 89cfb4725b17 ADDR 1025cb3f0 
> This is not a software problem!
> Run through mcelog --ascii to decode and contact your hardware vendor
> Kernel panic - not syncing: Machine check
> 
> Of course I ran mcelog but I don't quite understand how the additional info
> helps me finding the problem.
> Is this a problem with RAM? And if, which one?
> 
> The box is a dual opteron with two banks of mem (4 sockets each), each socket
> holding a 1 GB mem module.
> 
> Thanks for any hints.


I got a very similar error on a supermicro H8QC8+ (4way dual-core opteron)
during heavy disk writes. It only happened once so far. The error message also
mentioned
4 Bank 4: b608a00100000813 (strange that the last 4 digits agree).

Bernd


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