From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1756594Ab3JGSk7 (ORCPT ); Mon, 7 Oct 2013 14:40:59 -0400 Received: from mx1.redhat.com ([209.132.183.28]:10654 "EHLO mx1.redhat.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751466Ab3JGSk5 (ORCPT ); Mon, 7 Oct 2013 14:40:57 -0400 Message-ID: <52530029.7080002@redhat.com> Date: Mon, 07 Oct 2013 14:40:41 -0400 From: Rik van Riel User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:17.0) Gecko/20130625 Thunderbird/17.0.7 MIME-Version: 1.0 To: Mel Gorman CC: Peter Zijlstra , Srikar Dronamraju , Ingo Molnar , Andrea Arcangeli , Johannes Weiner , Linux-MM , LKML Subject: Re: [PATCH 24/63] sched: Reschedule task on preferred NUMA node once selected References: <1381141781-10992-1-git-send-email-mgorman@suse.de> <1381141781-10992-25-git-send-email-mgorman@suse.de> In-Reply-To: <1381141781-10992-25-git-send-email-mgorman@suse.de> Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 10/07/2013 06:29 AM, Mel Gorman wrote: > A preferred node is selected based on the node the most NUMA hinting > faults was incurred on. There is no guarantee that the task is running > on that node at the time so this patch rescheules the task to run on > the most idle CPU of the selected node when selected. This avoids > waiting for the balancer to make a decision. > > Signed-off-by: Mel Gorman Acked-by: Rik van Riel -- All rights reversed