Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1754374Ab0GZONe (ORCPT ); Mon, 26 Jul 2010 10:13:34 -0400 Received: from bombadil.infradead.org ([18.85.46.34]:59138 "EHLO bombadil.infradead.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752763Ab0GZONd (ORCPT ); Mon, 26 Jul 2010 10:13:33 -0400 Date: Mon, 26 Jul 2010 10:13:30 -0400 From: Christoph Hellwig To: Heinz Diehl Cc: Vivek Goyal , linux-kernel@vger.kernel.org, jaxboe@fusionio.com, nauman@google.com, dpshah@google.com, guijianfeng@cn.fujitsu.com, jmoyer@redhat.com, czoccolo@gmail.com Subject: Re: [RFC PATCH] cfq-iosched: IOPS mode for group scheduling and new group_idle tunable Message-ID: <20100726141330.GA1621@infradead.org> References: <1279834172-4227-1-git-send-email-vgoyal@redhat.com> <20100723140343.GA8478@fancy-poultry.org> <20100723141303.GB13104@redhat.com> <20100723145631.GA8844@fancy-poultry.org> <20100723183720.GD13104@redhat.com> <20100724080613.GA6554@fancy-poultry.org> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20100724080613.GA6554@fancy-poultry.org> User-Agent: Mutt/1.5.20 (2009-08-17) X-SRS-Rewrite: SMTP reverse-path rewritten from by bombadil.infradead.org See http://www.infradead.org/rpr.html Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 381 Lines: 8 Just curious, what numbers do you see when simply using the deadline I/O scheduler? That's what we recommend for use with XFS anyway. -- 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/