From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753134AbXCMGRG (ORCPT ); Tue, 13 Mar 2007 02:17:06 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1753140AbXCMGRF (ORCPT ); Tue, 13 Mar 2007 02:17:05 -0400 Received: from mail24.syd.optusnet.com.au ([211.29.133.165]:52351 "EHLO mail24.syd.optusnet.com.au" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753134AbXCMGRE (ORCPT ); Tue, 13 Mar 2007 02:17:04 -0400 From: Con Kolivas To: Mike Galbraith Subject: Re: [ck] Re: [PATCH][RSDL-mm 0/7] RSDL cpu scheduler for 2.6.21-rc3-mm2 Date: Tue, 13 Mar 2007 17:16:31 +1100 User-Agent: KMail/1.9.5 Cc: michael chang , ck list , Linus Torvalds , linux kernel mailing list , Andrew Morton References: <200703111457.17624.kernel@kolivas.org> <1173766107.7944.76.camel@Homer.simpson.net> In-Reply-To: <1173766107.7944.76.camel@Homer.simpson.net> MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 7bit Content-Disposition: inline Message-Id: <200703131716.31979.kernel@kolivas.org> Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org On Tuesday 13 March 2007 17:08, Mike Galbraith wrote: > Virtual or physical cores has nothing to do with the interactivity > regression I noticed. Two nice 0 tasks which combined used 50% of my > box can no longer share that box with two nice 5 tasks and receive the > 50% they need to perform. That's it. From there, we wandered off into a > discussion on the relative merit and pitfalls of fairness. And again, with X in its current implementation it is NOT like two nice 0 tasks at all; it is like one nice 0 task. This is being fixed in the X design as we speak. > -Mike -- -ck