linux-kernel - Re: 2.6.39-rc4+: oom-killer busy killing tasks

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Date:	Thu, 5 May 2011 09:15:49 +1000
From:	Dave Chinner <david@...morbit.com>
To:	Christian Kujau <lists@...dbynature.de>
Cc:	Markus Trippelsdorf <markus@...ppelsdorf.de>,
	LKML <linux-kernel@...r.kernel.org>, xfs@....sgi.com,
	minchan.kim@...il.com
Subject: Re: 2.6.39-rc4+: oom-killer busy killing tasks

On Wed, May 04, 2011 at 12:10:04PM -0700, Christian Kujau wrote:
> On Wed, 4 May 2011 at 21:12, Dave Chinner wrote:
> >> Ok, that will be helpful. Also helpful is that I've (FINALLY!)
> >> reproduced this myself, and i think i can now reproduce it at will
> >> on a highmem i686 machine. I'll look into it more later tonight....
> 
> I've tried to reproduce it on an SMP i686 with 1024MB RAM, but there was 
> no OOM there.
> 
> > And here's a patch for you to try. It fixes the problem on my test
> > machine.....
> 
> Excellent! After one run with that patch, the machine does not go OOM any 
> more when running du(1) over this XFS filesystem.

Ok, That is good to know that we are seeing the same problem ;)

I'll push the fix through the XFS tree to mainline. Thanks for all
your effort helping me understand and debug the problem, Christian.

Cheers,

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