From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1756254Ab0I0LjS (ORCPT ); Mon, 27 Sep 2010 07:39:18 -0400 Received: from tuxonice.net ([74.207.252.127]:48811 "EHLO mail.tuxonice.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753526Ab0I0LjR (ORCPT ); Mon, 27 Sep 2010 07:39:17 -0400 X-Bogosity: Ham, spamicity=0.000000 Message-ID: <4CA08262.7090707@tuxonice.net> Date: Mon, 27 Sep 2010 21:39:14 +1000 From: Nigel Cunningham User-Agent: Mozilla/5.0 (X11; U; Linux i686; en-US; rv:1.9.2.10pre) Gecko/20100903 Shredder/3.1.4pre MIME-Version: 1.0 To: Andrey Rahmatullin CC: "Rafael J. Wysocki" , Linux PM , LKML , TuxOnIce-devel Subject: Re: [TuxOnIce-devel] Swsusp patches applied to suspend-2.6#linux-next References: <1285566238-10966-1-git-send-email-nigel@tuxonice.net> <20100927080000.GA7032@wrars-comp.wrarsdomain> <4CA055EF.6050608@tuxonice.net> <20100927111631.GA6759@wrars-comp.wrarsdomain> In-Reply-To: <20100927111631.GA6759@wrars-comp.wrarsdomain> Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Hi. On 27/09/10 21:16, Andrey Rahmatullin wrote: > On Mon, Sep 27, 2010 at 06:29:35PM +1000, Nigel Cunningham wrote: >>>> On my laptop, single-threaded compression actually slows writing down from >>>> 175MB/s to around 100-120MB/s (depending on how well the image compresses). >>>> Reading speed improves from 218MB/s to around 245MB/s. I expect that >>>> multithreaded writing would bring the writing (and reading) speeds back >>>> up. It's on my swsusp to do list :) >>> Works here. >> What sort of speeds are you seeing? > [ 343.549378] PM: Image written at 107 MB/s. > [ 343.549379] PM: Image read at 205 MB/s. > Latest ToI (on .35; with the lzo compressor; no clue about > multithreadedness, though there are 4 CPUs here): I/O speed: Write 166 > MB/s, Read 192 MB/s. Cool. Thanks! Nigel