From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1755226AbZHKPPH (ORCPT ); Tue, 11 Aug 2009 11:15:07 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1755193AbZHKPPG (ORCPT ); Tue, 11 Aug 2009 11:15:06 -0400 Received: from mx2.redhat.com ([66.187.237.31]:41700 "EHLO mx2.redhat.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1754985AbZHKPPF (ORCPT ); Tue, 11 Aug 2009 11:15:05 -0400 Message-ID: <4A818A39.3000201@redhat.com> Date: Tue, 11 Aug 2009 11:11:53 -0400 From: Prarit Bhargava User-Agent: Thunderbird 1.5.0.7 (X11/20061008) MIME-Version: 1.0 To: balbir@linux.vnet.ibm.com CC: Andrew Morton , KAMEZAWA Hiroyuki , "nishimura@mxp.nes.nec.co.jp" , KOSAKI Motohiro , "menage@google.com" , andi.kleen@intel.com, Pavel Emelianov , "lizf@cn.fujitsu.com" , "linux-kernel@vger.kernel.org" , "linux-mm@kvack.org" Subject: Re: Help Resource Counters Scale better (v4) References: <20090811144405.GW7176@balbir.in.ibm.com> <4A81863A.2050504@redhat.com> <20090811150057.GY7176@balbir.in.ibm.com> In-Reply-To: <20090811150057.GY7176@balbir.in.ibm.com> Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org >> > > Without the patch and RESOURCE_COUNTERS do you see a big overhead. I'd > assume so, I am seeing it on my 24 way box that I have access to. > I see a *huge* overhead: real 27m8.988s user 87m24.916s sys 382m6.037s P.