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Date: Fri, 31 Oct 2003 17:57:33 -0800
From: Mike Fedyk <mfedyk@matchmail.com>
To: "Jeffrey E. Hundstad" <jeffrey@hundstad.net>
Cc: Ville Herva <vherva@niksula.hut.fi>, linux-kernel@vger.kernel.org
Subject: Re: Something corrupts raid5 disks slightly during reboot
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	Ville Herva <vherva@niksula.hut.fi>, linux-kernel@vger.kernel.org
References: <20031031190829.GM4868@niksula.cs.hut.fi> <3FA30F4A.5030500@hundstad.net>
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On Fri, Oct 31, 2003 at 07:41:30PM -0600, Jeffrey E. Hundstad wrote:
> Try:
> 
> hdparm -W0 /dev/hdX
> 
> for each of your ide drives.  This turns off write-caching which is 
> usually a bad thing with ide drives anyway.
> 

Also try installing smartmontools, and run smartmon -a on each of the
drives.  It might tell you one of the drives is going bad...