From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id ; Fri, 4 May 2001 04:52:03 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id ; Fri, 4 May 2001 04:51:55 -0400 Received: from bosch82.ncsa.es ([194.224.235.82]:44811 "EHLO www.bosch.es") by vger.kernel.org with ESMTP id ; Fri, 4 May 2001 04:51:45 -0400 Message-ID: <3AF24CA6.10807@juridicas.com> Date: Fri, 04 May 2001 08:31:02 +0200 From: Jorge =?ISO-8859-1?Q?Ner=EDn?= Reply-To: comandante@zaralinux.com User-Agent: Mozilla/5.0 (X11; U; Linux 2.2.14 i686; en-US; m18) Gecko/20010131 Netscape6/6.01 X-Accept-Language: es-es, en MIME-Version: 1.0 To: Marcelo Tosatti CC: Linux Kernel , Linux SMP Subject: Re: Memory management issues with 2.4.4 In-Reply-To: Content-Type: text/plain; charset=us-ascii; format=flowed Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Marcelo Tosatti wrote: > > On Wed, 2 May 2001, Jorge Nerin wrote: > >> Short version: >> Under very heavy thrashing (about four hours) the system either lockups >> or OOM handler kills a task even when there is swap space left. > > > First of all, please try to reproduce the problem with 2.4.5-pre1. > > If it still happens with pre1, please show us the output of "cat > /proc/slabinfo" when the kernel is about to trigger the OOM killer. > > Thanks. > Well, I have tried with 2.4.5-pre1 compiled form SMP, and the result has been that this morning when I wake up the system has the console black (is there any way to prevent cons.saver from blanking the screen) and the disks where quiet, so I SysRQ-Sync, Umount, powerOff and then, at the last command the console wake up and I have been saluted with: Kernel BUG in sched.c:709! Invalid operand: 0000 Dump copied by hand, but not yet filtered by ksymoops (I'm at work now). kernel panic Aiee, killing interrupt handler! In interrupt not syncing. This afternoon when I return home I will feed the stack dump to ksymoops and post the results, I mail this now just to see if someone sees the ligth. -- Jorge Nerin