From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S263135AbTKFSvS (ORCPT ); Thu, 6 Nov 2003 13:51:18 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S263435AbTKFSvS (ORCPT ); Thu, 6 Nov 2003 13:51:18 -0500 Received: from tmr-02.dsl.thebiz.net ([216.238.38.204]:31242 "EHLO gatekeeper.tmr.com") by vger.kernel.org with ESMTP id S263135AbTKFSvQ (ORCPT ); Thu, 6 Nov 2003 13:51:16 -0500 To: linux-kernel@vger.kernel.org Path: gatekeeper.tmr.com!davidsen From: davidsen@tmr.com (bill davidsen) Newsgroups: mail.linux-kernel Subject: Re: 2.6.0-test9 - poor swap performance on low end machines Date: 6 Nov 2003 18:40:49 GMT Organization: TMR Associates, Schenectady NY Message-ID: References: <200310292230.12304.chris@cvine.freeserve.co.uk> <20031031112615.GA10530@k3.hellgate.ch> <200310310755.36224.edt@aei.ca> X-Trace: gatekeeper.tmr.com 1068144049 15293 192.168.12.62 (6 Nov 2003 18:40:49 GMT) X-Complaints-To: abuse@tmr.com Originator: davidsen@gatekeeper.tmr.com Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org In article <200310310755.36224.edt@aei.ca>, Ed Tomlinson wrote: | With 2.6 its possible to tell the kernel how much to swap. Con's patch | tries to keep applications in memory. You can also play with | /proc/sys/vm/swappiness which is what Con's patch tries to replace. I added Nick's sched and io patches to Con's patch on test9, and it looked stable under load. But I'm (mostly) on vacation this week, so it isn't being tested any more. My responsiveness test didn't show it to be as good as 2.4, unfortunately. -- bill davidsen CTO, TMR Associates, Inc Doing interesting things with little computers since 1979.