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Re: file corruption issue

To: Patrick Shirkey <pshirkey@xxxxxxxxxxxxxxxxx>
Subject: Re: file corruption issue
From: Ben Myers <bpm@xxxxxxx>
Date: Fri, 11 May 2012 11:50:12 -0500
Cc: xfs@xxxxxxxxxxx
In-reply-to: <51509.110.174.53.110.1336699622.squirrel@xxxxxxxxxxxxxxxxx>
References: <51509.110.174.53.110.1336699622.squirrel@xxxxxxxxxxxxxxxxx>
User-agent: Mutt/1.5.20 (2009-06-14)
On Fri, May 11, 2012 at 03:27:02AM +0200, Patrick Shirkey wrote:
> I have some HP machines running centos:
> 
> kernel 2.6.32-042stab049.6
> AMD Opteron(tm) Processor 6180 SE
> RAM:   528 GB
> RAID bus controller: Hewlett-Packard Company Smart Array G6 controllers
> 
> We have experienced some kernel crashes due to a kernel bug with
> interleaving ram on this hardware which require hard reset of the
> machines.
> 
> After reboot we are finding that there is severe file corruption on the
> xfs file system where TBs of readonly databases are getting partially or
> fully truncated.
> 
> Has anyone come across this or similar?

This rings a bell for me but I can't be certain.  Could you provide a metadump?

-Ben

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