From mboxrd@z Thu Jan 1 00:00:00 1970 From: Tejun Heo Subject: Re: trouble with seagate 1.5TB - 2.6.27.4 Date: Tue, 11 Nov 2008 17:49:48 +0900 Message-ID: <4919472C.7020904@kernel.org> References: <000901c93b0a$774ff3d0$b902a8c0@kyle> <491124AC.2030406@daa.com.au> <491129D5.2070009@rtr.ca> <009c01c93f09$efc54bf0$b902a8c0@kyle> Mime-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit Return-path: Received: from hera.kernel.org ([140.211.167.34]:38479 "EHLO hera.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751500AbYKKIuK (ORCPT ); Tue, 11 Nov 2008 03:50:10 -0500 In-Reply-To: <009c01c93f09$efc54bf0$b902a8c0@kyle> Sender: linux-ide-owner@vger.kernel.org List-Id: linux-ide@vger.kernel.org To: kyle Cc: Mark Lord , James Andrewartha , linux-ide@vger.kernel.org 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. Thanks. -- tejun