From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1756924AbYDUPyM (ORCPT ); Mon, 21 Apr 2008 11:54:12 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1751284AbYDUPx6 (ORCPT ); Mon, 21 Apr 2008 11:53:58 -0400 Received: from mx3.mail.elte.hu ([157.181.1.138]:41851 "EHLO mx3.mail.elte.hu" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751184AbYDUPx5 (ORCPT ); Mon, 21 Apr 2008 11:53:57 -0400 Date: Mon, 21 Apr 2008 17:53:42 +0200 From: Ingo Molnar To: Kai Cc: Ray Lee , linux-kernel@vger.kernel.org, Peter Zijlstra , Mike Galbraith Subject: Re: Serious performance regression in Wine applications and Linux 2.6.24.* Message-ID: <20080421155339.GC31716@elte.hu> References: <1206310206.17373.1243881033@webmail.messagingengine.com> <2c0942db0803231522w7c66f168xf7fea72d135ba395@mail.gmail.com> <1206341873.32060.1243929851@webmail.messagingengine.com> <20080327091711.GD30918@elte.hu> <1207250856.9779.1245934881@webmail.messagingengine.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <1207250856.9779.1245934881@webmail.messagingengine.com> User-Agent: Mutt/1.5.17 (2007-11-01) X-ELTE-VirusStatus: clean X-ELTE-SpamScore: -1.5 X-ELTE-SpamLevel: X-ELTE-SpamCheck: no X-ELTE-SpamVersion: ELTE 2.0 X-ELTE-SpamCheck-Details: score=-1.5 required=5.9 tests=BAYES_00 autolearn=no SpamAssassin version=3.2.3 -1.5 BAYES_00 BODY: Bayesian spam probability is 0 to 1% [score: 0.0000] Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org * Kai wrote: > I did, however, test it on 2.6.25-rc8, and attached is the output of > cfs-debug-info.sh your vmstat: -- vmstat: --procs -----------memory---------- ---swap-- -----io---- -system-- ----cpu---- r b swpd free buff cache si so bi bo in cs us sy id wa 3 0 0 870540 340 746184 0 0 952 137 198 4752 21 12 60 7 1 0 0 870952 340 746320 0 0 128 0 356 17723 28 23 50 0 1 0 0 872224 340 746320 0 0 0 21 394 18066 30 20 50 0 1 0 0 872244 340 746320 0 0 0 0 353 17987 29 22 50 0 1 0 0 871416 340 746320 0 0 0 0 392 17971 28 22 50 0 suggests that there's a constant 50% idle time. Probably one core running X and the client, the other core staying idle? Ingo