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From: Alan Cox <alan@lxorguk.ukuu.org.uk>
To: Kevin Shanahan <kmshanah@disenchant.net>
Cc: linux-kernel@vger.kernel.org
Subject: Re: libata timeout, MCE and kernel panic
Date: Thu, 24 Jul 2008 00:49:28 +0100	[thread overview]
Message-ID: <20080724004928.226f892a@lxorguk.ukuu.org.uk> (raw)
In-Reply-To: <20080723233509.GJ3930@cubit>

> recovery was required. It seems the journal recovery combined with the
> md device reconstruction was enough to cause an ata command
> timeout. After that I saw several MCEs and the kernel paniced.

An MCE is amachine check, and indicates the hardware detected a problem.
Given the sequence of heavy I/O, followed by a timeout and the processors
detecting inconsistencies - is your PSU sufficient ?


  reply	other threads:[~2008-07-24  0:07 UTC|newest]

Thread overview: 3+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2008-07-23 23:35 Kevin Shanahan
2008-07-23 23:49 ` Alan Cox [this message]
2008-07-24  0:23   ` Kevin Shanahan

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