Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1754853AbXIUClQ (ORCPT ); Thu, 20 Sep 2007 22:41:16 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1752285AbXIUClA (ORCPT ); Thu, 20 Sep 2007 22:41:00 -0400 Received: from mail.gmx.net ([213.165.64.20]:33111 "HELO mail.gmx.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with SMTP id S1753131AbXIUCk7 (ORCPT ); Thu, 20 Sep 2007 22:40:59 -0400 X-Authenticated: #14349625 X-Provags-ID: V01U2FsdGVkX193UkBQLGd39kFXKxe5Iea0dRxMOOQkNLaRqkHziW 5ks7/XF5cUfQ9C Subject: Re: [git] CFS-devel, group scheduler, fixes From: Mike Galbraith To: Willy Tarreau Cc: Tong Li , Ingo Molnar , dimm , linux-kernel@vger.kernel.org, Srivatsa Vaddagiri , Peter Zijlstra In-Reply-To: <20070920194813.GH10199@1wt.eu> References: <1190144190.5204.24.camel@earth> <20070918201622.GA1632@elte.hu> <1190183324.9737.7.camel@Homer.simpson.net> <1190188261.9185.21.camel@Homer.simpson.net> <1190191368.8687.5.camel@Homer.simpson.net> <1190264114.6411.4.camel@Homer.simpson.net> <1190272507.27867.20.camel@Homer.simpson.net> <20070920194813.GH10199@1wt.eu> Content-Type: text/plain Date: Fri, 21 Sep 2007 04:40:55 +0200 Message-Id: <1190342455.6461.6.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 Content-Length: 724 Lines: 18 On Thu, 2007-09-20 at 21:48 +0200, Willy Tarreau wrote: > I don't know if this is relevant, but 4294966399 in nr_uninterruptible > for cpu#0 equals -897, exactly the negation of cpu1.nr_uninterruptible. > I don't know if this rings a bell for someone or if it's a completely > useless comment, but just in case... A task can block on one cpu, and wake up on another, which isn't tracked, hence the fishy looking numbers. The true nr_uninterruptible is the sum of all. -Mike - 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/