Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S932107Ab1EDXPz (ORCPT ); Wed, 4 May 2011 19:15:55 -0400 Received: from ipmail05.adl6.internode.on.net ([150.101.137.143]:8018 "EHLO ipmail05.adl6.internode.on.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S932080Ab1EDXPy (ORCPT ); Wed, 4 May 2011 19:15:54 -0400 X-IronPort-Anti-Spam-Filtered: true X-IronPort-Anti-Spam-Result: AlQEAJrawU15LBzagWdsb2JhbACmHhUBARYmJcdtDoV5BJ4B Date: Thu, 5 May 2011 09:15:49 +1000 From: Dave Chinner To: Christian Kujau Cc: Markus Trippelsdorf , LKML , xfs@oss.sgi.com, minchan.kim@gmail.com Subject: Re: 2.6.39-rc4+: oom-killer busy killing tasks Message-ID: <20110504231549.GA25956@dastard> References: <20110501080149.GD13542@dastard> <20110502121958.GA2978@dastard> <20110503005114.GE2978@dastard> <20110504073615.GD9114@dastard> <20110504111211.GF9114@dastard> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: User-Agent: Mutt/1.5.20 (2009-06-14) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1146 Lines: 31 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@fromorbit.com -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/