Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S933404AbXFSTQA (ORCPT ); Tue, 19 Jun 2007 15:16:00 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S933252AbXFSTPf (ORCPT ); Tue, 19 Jun 2007 15:15:35 -0400 Received: from netops-testserver-3-out.sgi.com ([192.48.171.28]:43072 "EHLO relay.sgi.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S933237AbXFSTPc (ORCPT ); Tue, 19 Jun 2007 15:15:32 -0400 Date: Tue, 19 Jun 2007 12:15:31 -0700 (PDT) From: Christoph Lameter X-X-Sender: clameter@schroedinger.engr.sgi.com To: Srivatsa Vaddagiri cc: Ingo Molnar , "Paul E. McKenney" , Thomas Gleixner , Dinakar Guniguntala , Dmitry Adamushko , suresh.b.siddha@intel.com, pwil3058@bigpond.net.au, linux-kernel@vger.kernel.org, akpm@linux-foundation.org Subject: Re: v2.6.21.4-rt11 In-Reply-To: <20070619143331.GH17865@linux.vnet.ibm.com> Message-ID: References: <20070613185522.GA27335@elte.hu> <20070613233910.GJ8125@linux.vnet.ibm.com> <20070615144535.GA12078@elte.hu> <20070615151452.GC9301@linux.vnet.ibm.com> <20070615195545.GA28872@elte.hu> <20070616011605.GH9301@linux.vnet.ibm.com> <20070616084434.GG2559@linux.vnet.ibm.com> <20070616161213.GA2994@linux.vnet.ibm.com> <20070618151215.GA9750@linux.vnet.ibm.com> <20070619090430.GA7471@elte.hu> <20070619143331.GH17865@linux.vnet.ibm.com> MIME-Version: 1.0 Content-Type: TEXT/PLAIN; charset=US-ASCII Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 805 Lines: 20 On Tue, 19 Jun 2007, Srivatsa Vaddagiri wrote: > On Tue, Jun 19, 2007 at 11:04:30AM +0200, Ingo Molnar wrote: > > I'm wondering, why did this trigger under CFS and not on mainline? > > Mainline seems to have a similar problem in idle_balance() too, or am i > > misreading it? > > The problem is there in mainline very much. I could recreate the problem > with 2.6.22-rc5 (which doesnt have CFS) on that same hardware, with > CONFIG_NUMA enabled. > > Let me know if you needed anything else to be clarified. This is a bugfix that needs to go into 2.6.22. - 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/