From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1760357Ab3GaPoJ (ORCPT ); Wed, 31 Jul 2013 11:44:09 -0400 Received: from e39.co.us.ibm.com ([32.97.110.160]:46959 "EHLO e39.co.us.ibm.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1756560Ab3GaPoH (ORCPT ); Wed, 31 Jul 2013 11:44:07 -0400 Date: Wed, 31 Jul 2013 21:13:55 +0530 From: Srikar Dronamraju To: Andrew Theurer Cc: Mel Gorman , Peter Zijlstra , Ingo Molnar , Andrea Arcangeli , Johannes Weiner , Linux-MM , LKML , Preeti U Murthy , Linus Torvalds Subject: Re: [RFC PATCH 00/10] Improve numa scheduling by consolidating tasks Message-ID: <20130731154355.GD4880@linux.vnet.ibm.com> Reply-To: Srikar Dronamraju References: <1375170505-5967-1-git-send-email-srikar@linux.vnet.ibm.com> <1375277624.11541.27.camel@oc6622382223.ibm.com> MIME-Version: 1.0 Content-Type: text/plain; charset=iso-8859-1 Content-Disposition: inline In-Reply-To: <1375277624.11541.27.camel@oc6622382223.ibm.com> User-Agent: Mutt/1.5.21 (2010-09-15) X-TM-AS-MML: No X-Content-Scanned: Fidelis XPS MAILER x-cbid: 13073115-3620-0000-0000-000003C126A9 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org * Andrew Theurer [2013-07-31 08:33:44]: > ----------- ----------- ----------- ----------- > VM-node00| 49153(006%) 673792(083%) 51712(006%) 36352(004%) > > I think the consolidation is a nice concept, but it needs a much tighter > integration with numa balancing. The action to clump tasks on same node's > runqueues should be triggered by detecting that they also access > the same memory. > Thanks Andrew for testing and reporting your results and analysis. Will try to focus on getting consolidation + tighter integration with numa balancing. -- Thanks and Regards Srikar Dronamraju