linux-kernel - Re: I have a blaze of 353 page allocation failures, all alike

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Message-ID: <20110706041602.GX1026@dastard>
Date:	Wed, 6 Jul 2011 14:16:02 +1000
From:	Dave Chinner <david@...morbit.com>
To:	Mel Gorman <mel@....ul.ie>
Cc:	Christoph Lameter <cl@...ux.com>,
	David Rientjes <rientjes@...gle.com>, eric.dumazet@...il.com,
	Peter Kruse <pk@...eap.de>, linux-kernel@...r.kernel.org
Subject: Re: I have a blaze of 353 page allocation failures, all alike

On Tue, Jul 05, 2011 at 06:20:43PM +0100, Mel Gorman wrote:
> There are also patches that should be in 2.6.32.29 like [e52af507:
> xfs: Non-blocking inode locking in IO completion] which talks
> about deadlocks during IO completion but the kernel name is
> 2.6.32.29-ql-server-20. Does that include this patch or is it some
> other fork?
> 
> What seems more plausible is 2.6.32.29 is missing patches like this
> [081003ff: xfs: properly account for reclaimed inodes] which sounds
> like a very similar problem to what is happening here. There is a good
> chance this problem is already fixed but wasn't backported to 2.6.32.x
> unfortunately.

Fixed in 2.6.32.42.

Cheers,

Dave.
-- 
Dave Chinner
david@...morbit.com
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