From mboxrd@z Thu Jan 1 00:00:00 1970 From: Mark Lord Subject: Re: trouble with seagate 1.5TB - 2.6.27.4 Date: Tue, 11 Nov 2008 20:14:57 -0500 Message-ID: <491A2E11.9040102@rtr.ca> References: <000901c93b0a$774ff3d0$b902a8c0@kyle> <491124AC.2030406@daa.com.au> <491129D5.2070009@rtr.ca> <009c01c93f09$efc54bf0$b902a8c0@kyle> <4919472C.7020904@kernel.org> Mime-Version: 1.0 Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit Return-path: Received: from rtr.ca ([76.10.145.34]:45224 "EHLO mail.rtr.ca" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751399AbYKLBOM (ORCPT ); Tue, 11 Nov 2008 20:14:12 -0500 In-Reply-To: <4919472C.7020904@kernel.org> Sender: linux-ide-owner@vger.kernel.org List-Id: linux-ide@vger.kernel.org To: Tejun Heo Cc: kyle , James Andrewartha , linux-ide@vger.kernel.org Tejun Heo wrote: > kyle wrote: >> ----- Original Message ----- >> From: "Mark Lord" >> To: "James Andrewartha" >> Cc: "kyle" ; >> Sent: Wednesday, November 05, 2008 1:06 PM >> Subject: Re: trouble with seagate 1.5TB - 2.6.27.4 >> >> >>> James Andrewartha wrote: >>>> kyle wrote: >>>>> Please cc me if possible. >>>>> >>>>> I just built a new server with some seagate 1.5TB harddisks with >> mirrored >>>>> /boot and root partition , The system sometime degrade the root >> partition >>>>> with error message as follow, this happened 4 times within 2 days. >>>> It appears that model of drive is broken: >>>> >> http://forums.seagate.com/stx/board/message?board.id=ata_drives&thread.id=2390 >>>> http://www.techreport.com/discussions.x/15837 >>>> Apparently disabling the write cache is a workaround. >>>> .. >>> Heh, I wonder if there's been some firmware spying between Seagate and >> Hitachi.. >>> because my two Hitachi 750GB drives can be made to have the same problem. >>> >>> Triggers quite reliably (perhaps 1/5 attempts?) by running "hddtemp" >>> (to read drive temperature) during heavy I/O. Bingo. >>> >>> I imagine the smartmontools would have a similar effect. >>> >>> Cheers >>> >> Now I have to rebuild the raid everyday since every morning when I check out >> the mirrored root partition, one of the drives (not always the same) fails >> with the mentioned error. Strange the the 6x1.5TB raid 0 storage partition >> even down because of this. > > Yikes, I'll ask Seagate what's going on and post it on linux-ata wiki > when I know more. .. Now slashdotted: http://techreport.com/discussions.x/15863