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Re: Performance regression between 2.6.32 and 2.6.38

To: Joshua Aune <luken@xxxxxxxxxxxx>
Subject: Re: Performance regression between 2.6.32 and 2.6.38
From: Christoph Hellwig <hch@xxxxxxxxxxxxx>
Date: Sat, 10 Sep 2011 02:05:23 -0400
Cc: "xfs@xxxxxxxxxxx" <xfs@xxxxxxxxxxx>, Paul Saab <ps@xxxxxx>
In-reply-to: <F70D1B6A-0387-4646-B97B-98ED895F7759@xxxxxxxxxxxx>
References: <F70D1B6A-0387-4646-B97B-98ED895F7759@xxxxxxxxxxxx>
User-agent: Mutt/1.5.21 (2010-09-15)
On Fri, Sep 09, 2011 at 06:23:54PM -0600, Joshua Aune wrote:
> Are there any mount options or other tests that can be run in the failing 
> configuration that would be helpful to isolate this further?

The best thing would be to bisect it down to at least a kernel release,
and if possible to a -rc or individual change (the latter might start
to get hard due to various instabilities in early -rc kernels)

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