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

To: Dave Chinner <david@xxxxxxxxxxxxx>
Subject: Re: 2.6.39-rc4+: oom-killer busy killing tasks
From: Christian Kujau <lists@xxxxxxxxxxxxxxx>
Date: Wed, 4 May 2011 19:07:27 -0700 (PDT)
Cc: Markus Trippelsdorf <markus@xxxxxxxxxxxxxxx>, LKML <linux-kernel@xxxxxxxxxxxxxxx>, xfs@xxxxxxxxxxx, minchan.kim@xxxxxxxxx
In-reply-to: <20110504231549.GA25956@dastard>
References: <20110501080149.GD13542@dastard> <alpine.DEB.2.01.1105012135260.18728@xxxxxxxxxxxxxx> <20110502121958.GA2978@dastard> <alpine.DEB.2.01.1105021247410.18728@xxxxxxxxxxxxxx> <20110503005114.GE2978@dastard> <alpine.DEB.2.01.1105031345090.18728@xxxxxxxxxxxxxx> <alpine.DEB.2.01.1105031740460.18728@xxxxxxxxxxxxxx> <20110504073615.GD9114@dastard> <20110504111211.GF9114@dastard> <alpine.DEB.2.01.1105041205340.18728@xxxxxxxxxxxxxx> <20110504231549.GA25956@dastard>
User-agent: Alpine 2.01 (DEB 1266 2009-07-14)
On Thu, 5 May 2011 at 09:15, Dave Chinner wrote:
> I'll push the fix through the XFS tree to mainline. Thanks for all
> your effort helping me understand and debug the problem, Christian.

OK, I gave it some more testing and compiled the kernel wit UP and 
TINY_RCU again and with your patch applied to -rc6 I could not reproduce 
the issue any more. Plain -rc6 still has the OOM problem.

Feel free to add:

  Tested-By: Christian Kujau <lists@xxxxxxxxxxxxxxx>

Again, thanks so much for staying with me and guiding me through all the 
debug steps. And all your effort fixing such a rare setup. I hope more 
people will share the joy :-)

BOFH excuse #164:

root rot

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