Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753101AbXKZF2b (ORCPT ); Mon, 26 Nov 2007 00:28:31 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1750769AbXKZF2W (ORCPT ); Mon, 26 Nov 2007 00:28:22 -0500 Received: from bay0-omc3-s8.bay0.hotmail.com ([65.54.246.208]:19642 "EHLO bay0-omc3-s8.bay0.hotmail.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1750745AbXKZF2V (ORCPT ); Mon, 26 Nov 2007 00:28:21 -0500 Message-ID: X-Originating-IP: [130.13.252.143] X-Originating-Email: [joshin@hotmail.com] From: "Josh Goldsmith" To: "Mikael Pettersson" , References: <200711252255.lAPMtms7024172@harpo.it.uu.se> Subject: Re: Small System Paging Problem - OOM-killer goes nuts Date: Sun, 25 Nov 2007 22:28:03 -0700 MIME-Version: 1.0 Content-Type: text/plain; format=flowed; charset="iso-8859-1"; reply-type=original Content-Transfer-Encoding: 7bit X-Priority: 3 X-MSMail-Priority: Normal X-Mailer: Microsoft Outlook Express 6.00.2900.3138 X-MimeOLE: Produced By Microsoft MimeOLE V6.00.2900.3198 X-OriginalArrivalTime: 26 Nov 2007 05:28:20.0299 (UTC) FILETIME=[27E2D1B0:01C82FED] Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1630 Lines: 39 Thanks for the response Mikael. Is your 486 running a IDE disk on a normal interface or via USB? I wonder if the NSLU2 only having I/O via USB might be significant. Also, this is a 2.6 kernel and I've seen spurious reports across the internet about similar oom-killer problems since about 2.6.7. Thanks! -Josh ----- Original Message ----- From: "Mikael Pettersson" To: ; Sent: Sunday, November 25, 2007 3:55 PM Subject: Re: Small System Paging Problem - OOM-killer goes nuts > I'm no VM tuning expert, but I have and still do heavy compile > jobs on similarly configured machines, with no OOM problems: > > I regularly build 2.6 kernels and occasionally also gcc on a > 100MHz 486 with 28MB of RAM and perhaps 500MB of swap. It runs > a standard but stripped down Fedora Core 4 user-space, with ext3 > file systems and a kernel that doesn't include anything non-essential. > The machine will swap madly, but the OOM killer never triggers. > (All system settings are FC4 defaults. I haven't touched them.) > > In the past I did a fair amount of package rebuilds and test suite > runs on an NSLU2 myself, with a 2.4 Linksys/Openslug kernel, ext3, > and a 1GB or perhaps 2GB swap partition on a disk attached via a > USB2-to-PATA enclosure. Even when swapping heavily the OOM killer > wouldn't trigger. > - 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/