Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1760996AbXEPIMX (ORCPT ); Wed, 16 May 2007 04:12:23 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1757537AbXEPIMN (ORCPT ); Wed, 16 May 2007 04:12:13 -0400 Received: from mx3.mail.elte.hu ([157.181.1.138]:35768 "EHLO mx3.mail.elte.hu" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1757566AbXEPIML (ORCPT ); Wed, 16 May 2007 04:12:11 -0400 Date: Wed, 16 May 2007 10:08:43 +0200 From: Ingo Molnar To: Peter Williams Cc: linux-kernel@vger.kernel.org, Linus Torvalds , Andrew Morton , Con Kolivas , Nick Piggin , Mike Galbraith , Arjan van de Ven , Thomas Gleixner , caglar@pardus.org.tr, Willy Tarreau , Gene Heskett , Mark Lord Subject: Re: [patch] CFS scheduler, -v12 Message-ID: <20070516080843.GA8909@elte.hu> References: <20070513153853.GA19846@elte.hu> <464A6698.3080400@bigpond.net.au> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <464A6698.3080400@bigpond.net.au> User-Agent: Mutt/1.4.2.2i X-ELTE-VirusStatus: clean X-ELTE-SpamScore: -2.0 X-ELTE-SpamLevel: X-ELTE-SpamCheck: no X-ELTE-SpamVersion: ELTE 2.0 X-ELTE-SpamCheck-Details: score=-2.0 required=5.9 tests=BAYES_00 autolearn=no SpamAssassin version=3.1.7 -2.0 BAYES_00 BODY: Bayesian spam probability is 0 to 1% [score: 0.0000] Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 798 Lines: 20 * Peter Williams wrote: > >As usual, any sort of feedback, bugreport, fix and suggestion is more > >than welcome, > > Load balancing appears to be badly broken in this version. When I > started 4 hard spinners on my 2 CPU machine one ended up on one CPU > and the other 3 on the other CPU and they stayed there. hm, i cannot reproduce this on 4 different SMP boxen, trying various combinations of SCHED_SMT/MC and other .config options that might make a difference to balancing. Could you send me your .config? Ingo - 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/