From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1757909AbYHNJlk (ORCPT ); Thu, 14 Aug 2008 05:41:40 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1752171AbYHNJlb (ORCPT ); Thu, 14 Aug 2008 05:41:31 -0400 Received: from brick.kernel.dk ([87.55.233.238]:4711 "EHLO kernel.dk" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751886AbYHNJlb (ORCPT ); Thu, 14 Aug 2008 05:41:31 -0400 Date: Thu, 14 Aug 2008 11:41:28 +0200 From: Jens Axboe To: Aaron Carroll Cc: linux-kernel@vger.kernel.org Subject: Re: [PATCH 0/3] deadline-iosched: performance, style and documentation changes Message-ID: <20080814094128.GS20055@kernel.dk> References: <1218701835-17327-1-git-send-email-aaronc@gelato.unsw.edu.au> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <1218701835-17327-1-git-send-email-aaronc@gelato.unsw.edu.au> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Thu, Aug 14 2008, Aaron Carroll wrote: > > Hi Jens, > > Patch 1 changes deadline to dispatch in a CSCAN-like manner for improved > throughput. This fixes two performance issues, namely deadline avalanche > that occurs under high load, and FCFS-like behaviour for mixed read/write > workloads. Benchmark results are below. > > Patches 2 and 3 introduce some non-functional changes, mostly for style > and documentation. Looks good, thanks Aaron! -- Jens Axboe