From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S266240AbUG1Gph (ORCPT ); Wed, 28 Jul 2004 02:45:37 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S266351AbUG1Gph (ORCPT ); Wed, 28 Jul 2004 02:45:37 -0400 Received: from ns.virtualhost.dk ([195.184.98.160]:43453 "EHLO virtualhost.dk") by vger.kernel.org with ESMTP id S266240AbUG1Gpf (ORCPT ); Wed, 28 Jul 2004 02:45:35 -0400 Date: Wed, 28 Jul 2004 08:45:17 +0200 From: Jens Axboe To: Ed Sweetman Cc: Nick Piggin , Jan-Frode Myklebust , linux-kernel@vger.kernel.org Subject: Re: OOM-killer going crazy. Message-ID: <20040728064516.GC11690@suse.de> References: <41045EBE.8080708@comcast.net> <20040726091004.GA32403@ii.uib.no> <410500FD.8070206@comcast.net> <4105D7ED.5040206@yahoo.com.au> <20040727100724.GA11189@suse.de> <41065748.8050107@comcast.net> <41065902.20909@yahoo.com.au> <4106D978.7090008@comcast.net> <4106FAAB.5080106@yahoo.com.au> <4107480A.8020808@comcast.net> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <4107480A.8020808@comcast.net> Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org On Wed, Jul 28 2004, Ed Sweetman wrote: > Nick Piggin wrote: > > >Ed Sweetman wrote: > > > >>Nick Piggin wrote: > >> > > > >>>OK so it does sound like a different problem. > >>> > >>>I didn't follow your other thread closely... does /proc/slabinfo > >>>show any evidence of a leak? > >> > >> > >> > >> > >>Surprisingly no. You'd think that since the kernel is responsible for > >>saying what memory can't be touched or swapped out it would have some > >>sort of tag on the huge 600MB of ram I currently can't do anything > >>with since i burned that audio cd but slabinfo doesn't seem to show > >>anything about it. Maybe i'm reading it wrong. > >> > > > >It could be memory coming straight out of the page allocator that > >isn't being freed. > > > >Jens, any ideas? > >- > > > > Con Kolivas' 2.6.8-rc1-ck6 snapshot patch seems fix the problem. Not > only is my audio not corrupted when i write a disk but I get no mem leak > situation and thus no OOM. I did 5 dummy burns with no swap being used > and stable vm statistics, final real burn resulted in successful disc. > > 2.6.8-rc1 2.6.8-rc1-mm both flipped out. ck touches all relevent files > so something the patch does fixed whatever was wrong. This makes about zero sense to me (a leak I can understand, corrupted audio is more weird). Can you point me at the specific patch used? -- Jens Axboe