From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S965885AbXCLOew (ORCPT ); Mon, 12 Mar 2007 10:34:52 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S965890AbXCLOew (ORCPT ); Mon, 12 Mar 2007 10:34:52 -0400 Received: from mail.gmx.net ([213.165.64.20]:42620 "HELO mail.gmx.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with SMTP id S965885AbXCLOev (ORCPT ); Mon, 12 Mar 2007 10:34:51 -0400 X-Authenticated: #14349625 X-Provags-ID: V01U2FsdGVkX18c7adDPDMcKeFUn7pDvtMTDorhZUWuQ1KHHqgiTI OfzrHi80d1tIFq Subject: Re: [PATCH][RSDL-mm 0/7] RSDL cpu scheduler for 2.6.21-rc3-mm2 From: Mike Galbraith To: Con Kolivas Cc: Ingo Molnar , linux kernel mailing list , ck list , Linus Torvalds , Andrew Morton In-Reply-To: <200703122223.07048.kernel@kolivas.org> References: <200703111457.17624.kernel@kolivas.org> <1173697024.8014.19.camel@Homer.simpson.net> <20070312110833.GA12835@elte.hu> <200703122223.07048.kernel@kolivas.org> Content-Type: text/plain Date: Mon, 12 Mar 2007 15:34:42 +0100 Message-Id: <1173710082.6326.49.camel@Homer.simpson.net> Mime-Version: 1.0 X-Mailer: Evolution 2.8.2 Content-Transfer-Encoding: 7bit X-Y-GMX-Trusted: 0 Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org On Mon, 2007-03-12 at 22:23 +1100, Con Kolivas wrote: > Mike the cpu is being proportioned out perfectly according to fairness as I > mentioned in the prior email, yet X is getting the lower latency scheduling. > I'm not sure within the bounds of fairness what more would you have happen to > your liking with this test case? It has been said that "perfection is the enemy of good". The two interactive tasks receiving 40% cpu while two niced background jobs receive 60% may well be perfect, but it's damn sure not good. -Mike