From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1754109AbXISG25 (ORCPT ); Wed, 19 Sep 2007 02:28:57 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1752326AbXISG2t (ORCPT ); Wed, 19 Sep 2007 02:28:49 -0400 Received: from mail.gmx.net ([213.165.64.20]:34618 "HELO mail.gmx.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with SMTP id S1751520AbXISG2s (ORCPT ); Wed, 19 Sep 2007 02:28:48 -0400 X-Authenticated: #14349625 X-Provags-ID: V01U2FsdGVkX1+TQ0xblRSTJxtivlJ4AkAmm2FWNagBNNGsrSblaj 4cqBmcU+r/5Wk1 Subject: Re: [git] CFS-devel, group scheduler, fixes From: Mike Galbraith To: Tong Li Cc: Ingo Molnar , dimm , linux-kernel@vger.kernel.org, Srivatsa Vaddagiri , Peter Zijlstra In-Reply-To: References: <1190144190.5204.24.camel@earth> <20070918201622.GA1632@elte.hu> Content-Type: text/plain Date: Wed, 19 Sep 2007 08:28:44 +0200 Message-Id: <1190183324.9737.7.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 Greetings, On Tue, 2007-09-18 at 23:03 -0700, Tong Li wrote: > This patch attempts to improve CFS's SMP global fairness based on the new > virtual time design. > > Removed vruntime adjustment in set_task_cpu() as it skews global fairness. Since I'm (still) encountering Xorg latency issues (which go away if load is hefty instead of light) even with that migration adjustment and synchronization, and am having difficulty nailing it down to a specific event, I'll test this immediately. -Mike