Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1758003AbZKDTkD (ORCPT ); Wed, 4 Nov 2009 14:40:03 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1757597AbZKDTkD (ORCPT ); Wed, 4 Nov 2009 14:40:03 -0500 Received: from mx1.redhat.com ([209.132.183.28]:42460 "EHLO mx1.redhat.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1756876AbZKDTkB (ORCPT ); Wed, 4 Nov 2009 14:40:01 -0500 Date: Wed, 4 Nov 2009 14:38:52 -0500 From: Vivek Goyal To: Jeff Moyer Cc: linux-kernel@vger.kernel.org, jens.axboe@oracle.com, nauman@google.com, dpshah@google.com, lizf@cn.fujitsu.com, ryov@valinux.co.jp, fernando@oss.ntt.co.jp, s-uchida@ap.jp.nec.com, taka@valinux.co.jp, guijianfeng@cn.fujitsu.com, balbir@linux.vnet.ibm.com, righi.andrea@gmail.com, m-ikeda@ds.jp.nec.com, akpm@linux-foundation.org, riel@redhat.com, kamezawa.hiroyu@jp.fujitsu.com Subject: Re: [RFC] Block IO Controller V1 Message-ID: <20091104193852.GN2870@redhat.com> References: <1257291837-6246-1-git-send-email-vgoyal@redhat.com> <20091104191939.GL2870@redhat.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: User-Agent: Mutt/1.5.19 (2009-01-05) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1355 Lines: 36 On Wed, Nov 04, 2009 at 02:27:10PM -0500, Jeff Moyer wrote: > Vivek Goyal writes: > > > On Wed, Nov 04, 2009 at 02:12:19PM -0500, Jeff Moyer wrote: > >> Vivek Goyal writes: > >> > >> > Hi All, > >> > > >> > This is V1 of the Block IO controller patches on top of 2.6.32-rc5. > >> > > >> > A consolidated patch can be found here: > >> > > >> > http://people.redhat.com/vgoyal/io-controller/blkio-controller/blkio-controller-v1.patch > >> > >> Overall it looks good. Vivek, could you please run some benchmarks > >> against a vanilla kernel and then with your patch applied and cgroups > >> compiled in but not configured? > >> > > > > Sure I can. Do you have something specific in mind? > > I don't, actually. iozone comes to mind as a simple test to setup and > run. Or you could run one or more of the fio sample job files. Really, > I just want to see if we're taking a huge performance hit so we can fix > that up before it's merged. Sure, will run some tests to see if this patchset is introducing any huge performance regressions somewhere. Thanks Vivek -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/