From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1756453AbYEPJuz (ORCPT ); Fri, 16 May 2008 05:50:55 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1752518AbYEPJuo (ORCPT ); Fri, 16 May 2008 05:50:44 -0400 Received: from mail151.ix.emailantidote.com ([89.167.219.151]:1305 "EHLO mail1.mxsweep.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1753205AbYEPJul convert rfc822-to-8bit (ORCPT ); Fri, 16 May 2008 05:50:41 -0400 X-Greylist: delayed 911 seconds by postgrey-1.27 at vger.kernel.org; Fri, 16 May 2008 05:50:41 EDT Message-ID: <482D5547.4000208@draigBrady.com> Date: Fri, 16 May 2008 10:35:03 +0100 From: =?ISO-8859-1?Q?P=E1draig_Brady?= User-Agent: Thunderbird 2.0.0.6 (X11/20071008) MIME-Version: 1.0 To: Roland CC: tvrtko@ursulin.net, pernegger@gmail.com, snitzer@gmail.com, jengelh@computergmbh.de, zorglub_olsen@hotmail.com, renatoyamane@mandic.com.br, linux-kernel@vger.kernel.org Subject: Re: WD doesn`t use disks with Linux - was Re: Re:Western Digital GreenPower drives and Linux References: <003201c8b53c$67ff02d0$6400a8c0@bui.materna.com> In-Reply-To: <003201c8b53c$67ff02d0$6400a8c0@bui.materna.com> X-Enigmail-Version: 0.95.0 Content-Type: text/plain; charset="ISO-8859-1" Content-Transfer-Encoding: 8BIT X-OriginalArrivalTime: 16 May 2008 09:35:05.0567 (UTC) FILETIME=[1F906EF0:01C8B738] x-MXSweep-CtasdSpam: Unknown x-MXSweep-CtasdVirus: Unknown x-MXSweep-KeywordsCount: 0 x-MXPurifier-SpamScore: 0 x-MXPurifier-VirusScore: 0 X-MXSweep-Threat: Clean X-MXUniqueID: 99ded16e-4e78-457a-b3f7-d4cac044ddcc Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org I wrote a few notes about load cycles here: http://www.pixelbeat.org/docs/hard_disk_reliability/ It's bad that the WD GreenPower doesn't support `hdparm -B` setting its parameters, but I found I didn't need to tweak these anyway. I just got the distro to write less often to the drive with the (rel)atime mount options. With that I got an acceptable load cycle rate. Pádraig.