Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1761529AbYARNDc (ORCPT ); Fri, 18 Jan 2008 08:03:32 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1759629AbYARNDH (ORCPT ); Fri, 18 Jan 2008 08:03:07 -0500 Received: from as2.cineca.com ([130.186.84.242]:41777 "EHLO as2.cineca.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1758586AbYARNDE (ORCPT ); Fri, 18 Jan 2008 08:03:04 -0500 Message-ID: <4790A379.6090401@users.sourceforge.net> From: Andrea Righi Reply-To: righiandr@users.sourceforge.net User-Agent: Mozilla/5.0 (X11; U; Linux i686; en-US; rv:1.8.0.12) Gecko/20070604 Thunderbird/1.5.0.12 Mnenhy/0.7.5.666 MIME-Version: 1.0 To: Paul Menage Cc: Dhaval Giani , Balbir Singh , LKML Subject: Re: [PATCH] cgroup: limit block I/O bandwidth References: <4790904F.5000101@users.sourceforge.net> <20080118123605.GB14339@linux.vnet.ibm.com> <6599ad830801180441o2d60ffc9s47de9362cda40282@mail.gmail.com> In-Reply-To: <6599ad830801180441o2d60ffc9s47de9362cda40282@mail.gmail.com> X-Enigmail-Version: 0.95.0 OpenPGP: id=77CEF397; url=keyserver.veridis.com Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 7bit Date: Fri, 18 Jan 2008 14:02:49 +0100 (MET) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1006 Lines: 24 Paul Menage wrote: > On Jan 18, 2008 7:36 AM, Dhaval Giani wrote: >> On Fri, Jan 18, 2008 at 12:41:03PM +0100, Andrea Righi wrote: >>> Allow to limit the block I/O bandwidth for specific process containers >>> (cgroups) imposing additional delays on I/O requests for those processes >>> that exceed the limits defined in the control group filesystem. >>> >>> Example: >>> # mkdir /dev/cgroup >>> # mount -t cgroup -oio-throttle io-throttle /dev/cgroup >> Just a minor nit, can't we name it as io, keeping in mind that other >> controllers are known as cpu and memory? > > Or maybe "blockio"? Agree, blockio seems better. Not all I/O is performed on block devices and in this case we're considering block devices only. -Andrea -- 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/