From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S965459AbXCLJ7u (ORCPT ); Mon, 12 Mar 2007 05:59:50 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S965472AbXCLJ7m (ORCPT ); Mon, 12 Mar 2007 05:59:42 -0400 Received: from smtp24.orange.fr ([193.252.22.26]:23559 "EHLO smtp24.orange.fr" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S965452AbXCLJ7S (ORCPT ); Mon, 12 Mar 2007 05:59:18 -0400 X-Greylist: delayed 1226 seconds by postgrey-1.27 at vger.kernel.org; Mon, 12 Mar 2007 05:59:18 EDT X-ME-UUID: 20070312093850257.3ED871C000A0@mwinf2423.orange.fr Subject: Re: [PATCH][RSDL-mm 0/7] RSDL cpu scheduler for 2.6.21-rc3-mm2 From: Xavier Bestel To: Con Kolivas Cc: Mike Galbraith , Ingo Molnar , linux kernel mailing list , ck list , Andrew Morton In-Reply-To: <200703122022.43021.kernel@kolivas.org> References: <200703111457.17624.kernel@kolivas.org> <200703121929.39702.kernel@kolivas.org> <1173689733.6748.18.camel@Homer.simpson.net> <200703122022.43021.kernel@kolivas.org> Content-Type: text/plain Date: Mon, 12 Mar 2007 10:38:39 +0100 Message-Id: <1173692319.5835.611.camel@frg-rhel40-em64t-03> Mime-Version: 1.0 X-Mailer: Evolution 2.0.2 (2.0.2-27) Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org On Mon, 2007-03-12 at 20:22 +1100, Con Kolivas wrote: > On Monday 12 March 2007 19:55, Mike Galbraith wrote: > > Hmm. So... anything that's client/server is going to suffer horribly > > unless niced tasks are niced all the way down to 19? > > Fortunately most client server models dont usually have mutually exclusive cpu > use like this X case. There are many things about X that are still a little > (/me tries to think of a relatively neutral term)... wanting. :( I'd say the problem is less with X than with Xlib, which is heavily round-trip-based. Fortunately XCB (its successor) seeks to be more asynchronous. Xav