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Re: xfs deadlock in stable kernel 3.0.4

To: Christoph Hellwig <hch@xxxxxxxxxxxxx>
Subject: Re: xfs deadlock in stable kernel 3.0.4
From: Stefan Priebe <s.priebe@xxxxxxxxxxxx>
Date: Mon, 12 Sep 2011 18:46:26 +0200
Cc: "xfs@xxxxxxxxxxx" <xfs@xxxxxxxxxxx>, "xfs-masters@xxxxxxxxxxx" <xfs-masters@xxxxxxxxxxx>
In-reply-to: <20110912152133.GA8345@xxxxxxxxxxxxx>
References: <1D2B34A7-7BB9-4E4E-9CA2-382C210E125F@xxxxxxxxxxxx> <20110912152133.GA8345@xxxxxxxxxxxxx>
Hi,

>> Hello List,
>> 
>> on some of our heavy loaded servers using xfs we're seeing a deadlock where 
>> reading/writing to the xfs filesystem suddenly stops working.
>> 
>> Here you can find sysrq w triggered log messages of the locked processes.
>> 
>> http://pastebin.com/JWjrbrh4
> 
> What kind of workload are you running?  Also did the workload run fine
> with an older kernel, and if yes which one?

Mysql, Web, Mail, ftp ;-) yes it was with 2.6.32. I upgraded from that version.

Stefan
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