From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751738AbZFUPY3 (ORCPT ); Sun, 21 Jun 2009 11:24:29 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1751142AbZFUPYU (ORCPT ); Sun, 21 Jun 2009 11:24:20 -0400 Received: from e39.co.us.ibm.com ([32.97.110.160]:34541 "EHLO e39.co.us.ibm.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751133AbZFUPYT (ORCPT ); Sun, 21 Jun 2009 11:24:19 -0400 Date: Sun, 21 Jun 2009 20:51:16 +0530 From: Balbir Singh To: Vivek Goyal Cc: linux-kernel@vger.kernel.org, containers@lists.linux-foundation.org, dm-devel@redhat.com, jens.axboe@oracle.com, nauman@google.com, dpshah@google.com, lizf@cn.fujitsu.com, mikew@google.com, fchecconi@gmail.com, paolo.valente@unimore.it, ryov@valinux.co.jp, fernando@oss.ntt.co.jp, s-uchida@ap.jp.nec.com, taka@valinux.co.jp, guijianfeng@cn.fujitsu.com, jmoyer@redhat.com, dhaval@linux.vnet.ibm.com, righi.andrea@gmail.com, m-ikeda@ds.jp.nec.com, jbaron@redhat.com, agk@redhat.com, snitzer@redhat.com, akpm@linux-foundation.org, peterz@infradead.org Subject: Re: [RFC] IO scheduler based io controller (V5) Message-ID: <20090621152116.GC3728@balbir.in.ibm.com> Reply-To: balbir@linux.vnet.ibm.com References: <1245443858-8487-1-git-send-email-vgoyal@redhat.com> MIME-Version: 1.0 Content-Type: text/plain; charset=iso-8859-1 Content-Disposition: inline In-Reply-To: <1245443858-8487-1-git-send-email-vgoyal@redhat.com> User-Agent: Mutt/1.5.18 (2008-05-17) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org * Vivek Goyal [2009-06-19 16:37:18]: > > Hi All, > > Here is the V5 of the IO controller patches generated on top of 2.6.30. [snip] > Testing > ======= > [snip] I've not been reading through the discussions in complete detail, but I see no reference to async reads or aio. In the case of aio, aio presumes the context of the user space process. Could you elaborate on any testing you've done with these cases? -- Balbir