From mboxrd@z Thu Jan 1 00:00:00 1970 From: Mark Lord Subject: Re: MD/RAID time out writing superblock Date: Mon, 14 Sep 2009 08:48:26 -0400 Message-ID: <4AAE3B9A.2060306@rtr.ca> References: <92cb16daad8278b0aa98125b9e1d057a@localhost> <4A95573A.6090404@redhat.com> <1571f45804875514762f60c0097171e6@localhost> <4A970154.2020507@redhat.com> <4A9B8583.9050601@kernel.org> <4A9BBC4A.6070708@redhat.com> <4A9BC023.10903@kernel.org> <20090907114442.GG18831@arachsys.com> <20090907115927.GU8710@arachsys.com> <20090909120218.GB21829@arachsys.com> <4AADF3C4.5060004@kernel.org> <4AADF471.2020801@suse.de> 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]:49024 "EHLO mail.rtr.ca" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1755424AbZINMsY (ORCPT ); Mon, 14 Sep 2009 08:48:24 -0400 In-Reply-To: <4AADF471.2020801@suse.de> Sender: linux-ide-owner@vger.kernel.org List-Id: linux-ide@vger.kernel.org To: Tejun Heo Cc: Chris Webb , linux-scsi@vger.kernel.org, Ric Wheeler , Andrei Tanas , NeilBrown , linux-kernel@vger.kernel.org, IDE/ATA development list , Jeff Garzik , Mark Lord Tejun Heo wrote: .. > Oooh, another possibility is the above continuous IDENTIFY tries. > Doing things like that generally isn't a good idea because vendors > don't expect IDENTIFY to be mixed regularly with normal IOs and > firmwares aren't tested against that. Even smart commands sometimes > cause problems. So, finding out the thing which is obsessed with the > identity of the drive and stopping it might help. .. Bullpucky. That sort of thing, specifically with IDENTIFY, has never been an issue. I wonder if the IDENTIFY is actually coming from libata EH after something else failed ?