From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S932475Ab3GBI43 (ORCPT ); Tue, 2 Jul 2013 04:56:29 -0400 Received: from merlin.infradead.org ([205.233.59.134]:40793 "EHLO merlin.infradead.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S932321Ab3GBI40 (ORCPT ); Tue, 2 Jul 2013 04:56:26 -0400 Date: Tue, 2 Jul 2013 10:55:46 +0200 From: Peter Zijlstra To: Srikar Dronamraju Cc: Mel Gorman , Ingo Molnar , Andrea Arcangeli , Johannes Weiner , Linux-MM , LKML Subject: Re: [PATCH 0/6] Basic scheduler support for automatic NUMA balancing Message-ID: <20130702085546.GE21726@dyad.programming.kicks-ass.net> References: <1372257487-9749-1-git-send-email-mgorman@suse.de> <20130628135422.GA21895@linux.vnet.ibm.com> <20130702074659.GC21726@dyad.programming.kicks-ass.net> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20130702074659.GC21726@dyad.programming.kicks-ass.net> User-Agent: Mutt/1.5.21 (2012-12-30) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Tue, Jul 02, 2013 at 09:46:59AM +0200, Peter Zijlstra wrote: > So on the biggest system I've got; 4 nodes 32 cpus: > > Performance counter stats for './numa02' (5 runs): > > 3.10.0+ + patches - NO_NUMA 58.235353126 seconds time elapsed ( +- 0.45% ) > 3.10.0+ + patches - NUMA 17.580963359 seconds time elapsed ( +- 0.09% ) I just 'noticed' that I included my migrate_degrades_locality patch -- the one posted somewhere in this thread (+ compile fixes). Let me re-run without that one to see if there's any difference. NO_NUMA 57.961384751 seconds time elapsed ( +- 0.64% ) NUMA 17.482115801 seconds time elapsed ( +- 0.15% )