Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751975AbZIGUgh (ORCPT ); Mon, 7 Sep 2009 16:36:37 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1751899AbZIGUgg (ORCPT ); Mon, 7 Sep 2009 16:36:36 -0400 Received: from mx3.mail.elte.hu ([157.181.1.138]:52274 "EHLO mx3.mail.elte.hu" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751684AbZIGUgg (ORCPT ); Mon, 7 Sep 2009 16:36:36 -0400 Date: Mon, 7 Sep 2009 22:36:27 +0200 From: Ingo Molnar To: Jens Axboe Cc: Avi Kivity , Con Kolivas , linux-kernel@vger.kernel.org, Peter Zijlstra , Mike Galbraith Subject: Re: BFS vs. mainline scheduler benchmarks and measurements Message-ID: <20090907203627.GA17731@elte.hu> References: <20090906205952.GA6516@elte.hu> <20090907094953.GP18599@kernel.dk> <4AA54AA7.9080709@redhat.com> <20090907184640.GG18599@kernel.dk> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20090907184640.GG18599@kernel.dk> User-Agent: Mutt/1.5.18 (2008-05-17) 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=3.2.5 -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 Content-Length: 741 Lines: 23 * Jens Axboe wrote: > Agree, I was actually looking into doing joint latency for X > number of tasks for the test app. I'll try and do that and see if > we can detect something from that. Could you please try latest -tip: http://people.redhat.com/mingo/tip.git/README (c26f010 or later) Does it get any better with make -j128 build jobs? Peter just fixed a bug in the SMP load-balancer that can cause interactivity problems on large CPU count systems. 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/