Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1755773AbXFLVix (ORCPT ); Tue, 12 Jun 2007 17:38:53 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1755407AbXFLVin (ORCPT ); Tue, 12 Jun 2007 17:38:43 -0400 Received: from mx3.mail.elte.hu ([157.181.1.138]:51104 "EHLO mx3.mail.elte.hu" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751919AbXFLVim (ORCPT ); Tue, 12 Jun 2007 17:38:42 -0400 Date: Tue, 12 Jun 2007 23:37:58 +0200 From: Ingo Molnar To: "Paul E. McKenney" Cc: linux-kernel@vger.kernel.org, linux-rt-users@vger.kernel.org, Thomas Gleixner , Dinakar Guniguntala Subject: Re: v2.6.21.4-rt11 Message-ID: <20070612213758.GA6173@elte.hu> References: <20070609210507.GA29194@elte.hu> <20070611011954.GG27982@linux.vnet.ibm.com> <20070611073634.GB32446@elte.hu> <20070611144401.GA9102@linux.vnet.ibm.com> <20070611153855.GA21136@elte.hu> <20070611155527.GD9102@linux.vnet.ibm.com> <20070611171806.GH9102@linux.vnet.ibm.com> <20070611204427.GK9102@linux.vnet.ibm.com> <20070611221803.GL9102@linux.vnet.ibm.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20070611221803.GL9102@linux.vnet.ibm.com> User-Agent: Mutt/1.5.14 (2007-02-12) 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: 725 Lines: 18 * Paul E. McKenney wrote: > Not a biggie for me, since I can easily do the taskset commands to > force the processes to spread out, but I am worried that casual users > of rcutorture won't know to do this -- thus not really torturing RCU. > It would not be hard to modify rcutorture to affinity the tasks so as > to spread them, but this seems a bit ugly. does it get any better if you renice them from +19 to 0? (and then back to +19?) 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/