From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751314AbWGLLkl (ORCPT ); Wed, 12 Jul 2006 07:40:41 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1751320AbWGLLkl (ORCPT ); Wed, 12 Jul 2006 07:40:41 -0400 Received: from outpipe-village-512-1.bc.nu ([81.2.110.250]:41378 "EHLO lxorguk.ukuu.org.uk") by vger.kernel.org with ESMTP id S1751314AbWGLLkk (ORCPT ); Wed, 12 Jul 2006 07:40:40 -0400 Subject: Re: Problems with oom killer From: Alan Cox To: Russell Stuart Cc: linux-kernel mailing list In-Reply-To: <1152663312.4267.20.camel@ras.pc.brisbane.lube> References: <1152663312.4267.20.camel@ras.pc.brisbane.lube> Content-Type: text/plain Content-Transfer-Encoding: 7bit Date: Wed, 12 Jul 2006 12:57:51 +0100 Message-Id: <1152705471.22943.24.camel@localhost.localdomain> Mime-Version: 1.0 X-Mailer: Evolution 2.6.2 (2.6.2-1.fc5.5) Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Ar Mer, 2006-07-12 am 10:15 +1000, ysgrifennodd Russell Stuart: > It is running the Debian stable kernel (2.6.8.1) with > cfq on a dual core machine. Although it shouldn't be, 2.6.8 certainly had problems in some cases where there was a lot of I/O going on and it would out-of-memory when it should have been trying harder to dump all the dirty pages to disk. > Any clues would be appreciated. Not really a fix in itself but see what happens if "sync" gets called every 30 seconds or so during the backup that triggers the problem. Alan