From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S266351AbUHROPP (ORCPT ); Wed, 18 Aug 2004 10:15:15 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S266806AbUHROPO (ORCPT ); Wed, 18 Aug 2004 10:15:14 -0400 Received: from penguin.cohaesio.net ([212.97.129.34]:21662 "EHLO mail.cohaesio.net") by vger.kernel.org with ESMTP id S266351AbUHROOb (ORCPT ); Wed, 18 Aug 2004 10:14:31 -0400 From: Anders Saaby Organization: Cohaesio A/S To: gene.heskett@verizon.net Subject: Re: oom-killer 2.6.8.1 Date: Wed, 18 Aug 2004 16:14:34 +0200 User-Agent: KMail/1.7 Cc: linux-kernel@vger.kernel.org References: <200408181455.42279.as@cohaesio.com> <200408180957.04039.gene.heskett@verizon.net> In-Reply-To: <200408180957.04039.gene.heskett@verizon.net> MIME-Version: 1.0 Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: 7bit Content-Disposition: inline Message-Id: <200408181614.34297.as@cohaesio.com> X-OriginalArrivalTime: 18 Aug 2004 14:14:29.0428 (UTC) FILETIME=[ACEA5F40:01C4852D] Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org On Wednesday 18 August 2004 15:57, Gene Heskett wrote: > On Wednesday 18 August 2004 08:55, Anders Saaby wrote: > >Hi all, > > > >This is a high-volume NFS server running almost no user-space > > applications. It serves a handfull of web server NFS clients from a > > ~700G XFS filesystem. > > > >The machine has about 2.5 GB of RAM and 4G of swap (which is almost > > not in use - i may use 5-10 MB total tops). CONFIG_HIGHMEM and > > CONFIG_HIGHMEM4G enabled, SMP enabled, preempt disabled. > > > >Today the OOM killer kicked in - it seemed that swap was almost > > unused at the time (which is strange, as that should prevent the > > OOM killer from kicking in). > > > >Relevant part of the syslog follows (syslogd was killed too > > eventually): > > > >Aug 18 14:14:52 st1 kernel: oom-killer: gfp_mask=0xd0 > >Aug 18 14:14:52 st1 kernel: DMA per-cpu: > >Aug 18 14:14:52 st1 kernel: cpu 0 hot: low 2, high 6, batch 1 > >Aug 18 14:14:52 st1 kernel: cpu 0 cold: low 0, high 2, batch 1 > >Aug 18 14:14:52 st1 kernel: cpu 1 hot: low 2, high 6, batch 1 > >Aug 18 14:14:52 st1 kernel: cpu 1 cold: low 0, high 2, batch 1 > >Aug 18 14:14:52 st1 kernel: Normal per-cpu: > >Aug 18 14:14:52 st1 kernel: cpu 0 hot: low 32, high 96, batch 16 > >Aug 18 14:14:52 st1 kernel: cpu 0 cold: low 0, high 32, batch 16 > >Aug 18 14:14:52 st1 kernel: cpu 1 hot: low 32, high 96, batch 16 > >Aug 18 14:14:52 st1 kernel: cpu 1 cold: low 0, high 32, batch 16 > >Aug 18 14:14:52 st1 kernel: HighMem per-cpu: > >Aug 18 14:14:52 st1 kernel: cpu 0 hot: low 32, high 96, batch 16 > >Aug 18 14:14:53 st1 kernel: cpu 0 cold: low 0, high 32, batch 16 > >Aug 18 14:14:54 st1 kernel: cpu 1 hot: low 32, high 96, batch 16 > >Aug 18 14:14:54 st1 kernel: cpu 1 cold: low 0, high 32, batch 16 > >Aug 18 14:14:54 st1 kernel: > >Aug 18 14:14:54 st1 kernel: Free pages: 352376kB (348672kB > > HighMem) Aug 18 14:14:54 st1 kernel: Active:18220 inactive:319911 > > dirty:12154 writeback:0 unstable:0 free:88094 slab:219644 > > mapped:3231 pagetables:121 Aug 18 14:14:54 st1 kernel: DMA > > free:1880kB min:16kB low:32kB high:48kB active:0kB inactive:0kB > > present:16384kB > >Aug 18 14:14:54 st1 kernel: protections[]: 8 476 732 > >Aug 18 14:14:54 st1 kernel: Normal free:1824kB min:936kB low:1872kB > >high:2808kB active:84kB inactive:284kB present:901120kB > >Aug 18 14:14:54 st1 kernel: protections[]: 0 468 724 > >Aug 18 14:14:54 st1 kernel: HighMem free:348672kB min:512kB > > low:1024kB high:1536kB active:72796kB inactive:1279360kB > > present:1703788kB Aug 18 14:14:54 st1 kernel: protections[]: 0 0 > > 256 > >Aug 18 14:14:54 st1 kernel: DMA: 6*4kB 2*8kB 1*16kB 1*32kB 0*64kB > > 0*128kB 1*256kB 1*512kB 1*1024kB 0*2048kB 0*4096kB = 1880kB > >Aug 18 14:14:54 st1 kernel: Normal: 88*4kB 42*8kB 3*16kB 6*32kB > > 2*64kB 2*128kB 0*256kB 1*512kB 0*1024kB 0*2048kB 0*4096kB = 1824kB > >Aug 18 14:14:55 st1 kernel: HighMem: 62500*4kB 11396*8kB 409*16kB > > 0*32kB 1*64kB 1*128kB 1*256kB 1*512kB 0*1024kB 0*2048kB 0*4096kB = > > 348672kB Aug 18 14:14:55 st1 kernel: Swap cache: add 6433, delete > > 6394, find 35305/35334, race 0+0 > >Aug 18 14:14:55 st1 kernel: Out of Memory: Killed process 1049 > > (rpc.statd). > > > >Any ideas? > > > >Try to disable swap? Tune magic VM settings? Any suggestions are > > highly welcome. > > > >Thank you very much, > > You may be another candidate for the same thing thats troubleing me. > Back up the log above that and look for an Oops and post that please. No Oops :-) /Saaby