From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S932636Ab1ISSlS (ORCPT ); Mon, 19 Sep 2011 14:41:18 -0400 Received: from merlin.infradead.org ([205.233.59.134]:47482 "EHLO merlin.infradead.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S932338Ab1ISSlQ convert rfc822-to-8bit (ORCPT ); Mon, 19 Sep 2011 14:41:16 -0400 Subject: Re: [PATCH 1/9] Remove parent field in cpuacct cgroup From: Peter Zijlstra To: Glauber Costa Cc: linux-kernel@vger.kernel.org, xemul@parallels.com, paul@paulmenage.org, lizf@cn.fujitsu.com, daniel.lezcano@free.fr, mingo@elte.hu, jbottomley@parallels.com, Srivatsa Vaddagiri Date: Mon, 19 Sep 2011 20:40:53 +0200 In-Reply-To: <4E7770BD.6050902@parallels.com> References: <1316030695-19826-1-git-send-email-glommer@parallels.com> <1316030695-19826-2-git-send-email-glommer@parallels.com> <1316448186.1511.19.camel@twins> <4E776937.1070108@parallels.com> <1316449160.6091.5.camel@twins> <4E776E36.6040906@parallels.com> <1316450385.6091.9.camel@twins> <4E7770BD.6050902@parallels.com> Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: 8BIT X-Mailer: Evolution 3.0.3- Message-ID: <1316457653.6091.16.camel@twins> Mime-Version: 1.0 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Mon, 2011-09-19 at 13:41 -0300, Glauber Costa wrote: > On 09/19/2011 01:39 PM, Peter Zijlstra wrote: > > On Mon, 2011-09-19 at 13:30 -0300, Glauber Costa wrote: > >> Since this value is at least intended to > >> provide a basis for cpu capping in the near future (Well, it is not > >> there, but I think it is), it is expected to be used much more > >> frequently by the kernel itself. > > > > We just merged a bandwidth limiter quite separate from cpuacct. > > Note I was talking about cpuusage. Well, in this case, I myself fail > to see the value of the whole cpuusage thing... Someone that sees > further could maybe help us out here? (but this is sideways to the whole > discussion we're having anyway) Would probably do to cc the cpuacct authors in this patch set ;-) I think it came from IBM, so I added vatsa.