From mboxrd@z Thu Jan 1 00:00:00 1970 From: Ric Wheeler Subject: Re: [PATCH] libata: reduce ATA command timeout to 7secs Date: Sat, 03 Feb 2007 18:34:40 -0500 Message-ID: <45C51C10.3010801@emc.com> References: <20070202063748.GC1625@htj.dyndns.org> <45C33BCF.2040506@emc.com> <45C354CF.1020500@gmail.com> <20070202153929.33f4a806@localhost.localdomain> <45C36338.60803@rtr.ca> <311601c90702020843w16a67db8j5ead05f107161ec9@mail.gmail.com> <20070202184743.1516d1f9@localhost.localdomain> Reply-To: ric@emc.com Mime-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit Return-path: Received: from mexforward.lss.emc.com ([128.222.32.20]:39142 "EHLO mexforward.lss.emc.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751864AbXBCXet (ORCPT ); Sat, 3 Feb 2007 18:34:49 -0500 In-Reply-To: <20070202184743.1516d1f9@localhost.localdomain> Sender: linux-ide-owner@vger.kernel.org List-Id: linux-ide@vger.kernel.org To: Alan Cc: "Eric D. Mudama" , Mark Lord , Tejun Heo , Jeff Garzik , linux-ide@vger.kernel.org Alan wrote: >> generic PC market, as opposed to "RAID edition" or "MaxLine" or >> similar branding from other vendors, where the firmware may have been >> specifically optimized for quicker command completion, quicker status >> reporting and less exhaustive error recovery. Many linux users I > > Is there a way to detect RAID drives with this kind of timing, or does > someone need to take a baseball bat into the standards committee meeting > and add an identify field that gives command and "long command" timeouts > in seconds ? We figure it out by testing lots & lots of drives ;-) > > If we can detect the "fast fail" drives (initially by say ident string > components) lets do it and the people who care can buy the right product > for the job. I don't think that there is any kind of feature field... > > Alan >