Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753561AbYJaQvn (ORCPT ); Fri, 31 Oct 2008 12:51:43 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1753391AbYJaQv0 (ORCPT ); Fri, 31 Oct 2008 12:51:26 -0400 Received: from viefep18-int.chello.at ([213.46.255.22]:39855 "EHLO viefep18-int.chello.at" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753197AbYJaQvZ (ORCPT ); Fri, 31 Oct 2008 12:51:25 -0400 X-SourceIP: 213.46.9.244 Subject: Re: sched domains oddness. From: Peter Zijlstra To: Dave Jones Cc: Linux Kernel , Ingo Molnar In-Reply-To: <20081031162443.GA29885@redhat.com> References: <20081031162443.GA29885@redhat.com> Content-Type: text/plain Date: Fri, 31 Oct 2008 17:51:51 +0100 Message-Id: <1225471911.7803.1596.camel@twins> Mime-Version: 1.0 X-Mailer: Evolution 2.24.1 Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 979 Lines: 28 On Fri, 2008-10-31 at 12:24 -0400, Dave Jones wrote: > The attached dmesg comes from my dual core laptop running 2.6.27 > What's up with all the sched domains transitions at the bottom? > This was just a boot up from power off, no suspend/resume or anything funky. > CPU0 attaching NULL sched-domain. > CPU1 attaching NULL sched-domain. > CPU0 attaching sched-domain: > domain 0: span 0-1 level MC > groups: 0 1 > domain 1: span 0-1 level NODE > groups: 0-1 > CPU1 attaching sched-domain: > domain 0: span 0-1 level MC > groups: 1 0 > domain 1: span 0-1 level NODE > groups: 0-1 3x looks like someone is triggering rebuild_sched_domains(), is something poking cpusetfs files or flipping between sched_mc settings? -- 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/