Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1754247AbXENMEY (ORCPT ); Mon, 14 May 2007 08:04:24 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1750962AbXENMEO (ORCPT ); Mon, 14 May 2007 08:04:14 -0400 Received: from mx3.mail.elte.hu ([157.181.1.138]:57183 "EHLO mx3.mail.elte.hu" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751052AbXENMEN (ORCPT ); Mon, 14 May 2007 08:04:13 -0400 Date: Mon, 14 May 2007 14:04:05 +0200 From: Ingo Molnar To: William Lee Irwin III Cc: Srivatsa Vaddagiri , efault@gmx.de, tingy@cs.umass.edu, linux-kernel@vger.kernel.org Subject: Re: fair clock use in CFS Message-ID: <20070514120405.GA3364@elte.hu> References: <20070514083358.GA29775@in.ibm.com> <20070514102929.GL31925@holomorphy.com> <20070514103120.GA23766@elte.hu> <20070514110500.GV19966@holomorphy.com> <20070514112259.GC28348@in.ibm.com> <20070514112016.GW19966@holomorphy.com> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20070514112016.GW19966@holomorphy.com> 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: 813 Lines: 19 * William Lee Irwin III wrote: > [...] I'm suspicious of EEVDF's timekeeping now as well. well, EEVDF is a paper-only academic scheduler, one out of thousands that never touched real hardware. For nearly every mathematically possible scheduling algorithm i suspect there's at least one paper out there already describing it ;-) But this time the EEVDF paper got it right and you got it wrong. But really, if you want to make an impact on how CFS looks like then please try it and send test feedback and/or patches - not words. =B-) 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/