From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S262012AbULHCOT (ORCPT ); Tue, 7 Dec 2004 21:14:19 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S262007AbULHCLc (ORCPT ); Tue, 7 Dec 2004 21:11:32 -0500 Received: from fw.osdl.org ([65.172.181.6]:34788 "EHLO mail.osdl.org") by vger.kernel.org with ESMTP id S262009AbULHCJA (ORCPT ); Tue, 7 Dec 2004 21:09:00 -0500 Date: Tue, 7 Dec 2004 18:08:44 -0800 From: Andrew Morton To: andrea@suse.de, nickpiggin@yahoo.com.au, axboe@suse.de, linux-kernel@vger.kernel.org Subject: Re: Time sliced CFQ io scheduler Message-Id: <20041207180844.0fa92601.akpm@osdl.org> In-Reply-To: <20041207180033.6699425b.akpm@osdl.org> References: <20041202130457.GC10458@suse.de> <20041202134801.GE10458@suse.de> <20041202114836.6b2e8d3f.akpm@osdl.org> <20041202195232.GA26695@suse.de> <20041208003736.GD16322@dualathlon.random> <1102467253.8095.10.camel@npiggin-nld.site> <20041208013732.GF16322@dualathlon.random> <20041207180033.6699425b.akpm@osdl.org> X-Mailer: Sylpheed version 0.9.7 (GTK+ 1.2.10; i386-redhat-linux-gnu) Mime-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Andrew Morton wrote: > > If a distro is > always selecting CFQ then they've probably gone and deoptimised all their > IDE users. That being said, yeah, once we get the time-sliced-CFQ happening, it should probably be made the default, at least until AS gets fixed up. We need to run the numbers and settle on that.