Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1756371Ab1CWOZJ (ORCPT ); Wed, 23 Mar 2011 10:25:09 -0400 Received: from mx1.redhat.com ([209.132.183.28]:55889 "EHLO mx1.redhat.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1754384Ab1CWOZI (ORCPT ); Wed, 23 Mar 2011 10:25:08 -0400 Date: Wed, 23 Mar 2011 10:25:05 -0400 From: Vivek Goyal To: Juerg Haefliger Cc: LKML Subject: Re: Support for global block IO throttling? Message-ID: <20110323142505.GD13315@redhat.com> References: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: User-Agent: Mutt/1.5.21 (2010-09-15) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 899 Lines: 22 On Wed, Mar 23, 2011 at 02:48:18PM +0100, Juerg Haefliger wrote: > Hi, > > Are there any plans to support global (per cgroup) IO throttling in > the near future? I'm in need of this and would gladly work on it if > nobody else is and if people think this is a useful feature. What I > envision is that one can specify the limits of individual devices in a > group but also specify the overall aggregate limit of the whole group. > I just started looking at the throttling code and haven't quite > figured it out yet so it might take me a bit to get up to speed. Hi Juerg, What's the use case? Why do you need global block IO throttling? 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/