From mboxrd@z Thu Jan 1 00:00:00 1970 From: "Guy Watkins" Subject: RE: RAID 5 array recovery - two drives errors in external enclosure Date: Fri, 18 Sep 2009 21:35:33 -0400 Message-ID: References: <2267211f0909171342g6ebf68a2y393daa587e59c714@mail.gmail.com> <20090918080706.GB22909@cthulhu.home.robinhill.me.uk> <2267211f0909180827jbfa57acqadd308b4b889058c@mail.gmail.com> <6b696870909180910q67d8166ay7796321b8cd35809@mail.gmail.com> <2267211f0909180912p745e4ea0idb5659cb54a6adce@mail.gmail.com> <6b696870909180923m35f29fa2l857b6f6402eb20be@mail.gmail.com> <2267211f0909181041o29d6f5eft1e260696c6ab9c57@mail.gmail.com> <6b696870909181317x777e3c5dsdcf0e7709f9c4979@mail.gmail.com> <2267211f0909181630r33fcdbe5hb0d158b9bf12924b@mail.gmail.com> <70ed7c3e0909181637g35b31926ref7e4a16beaab73c@mail.gmail.com> <1f0f1a960909181817s6ad0a3f3l386a478603e9fde8@mail.gmail.com> Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Return-path: In-Reply-To: <1f0f1a960909181817s6ad0a3f3l386a478603e9fde8@mail.gmail.com> Sender: linux-raid-owner@vger.kernel.org To: 'Tom Carlson' , "'Majed B.'" Cc: 'Tim Bostrom' , 'linux-raid' List-Id: linux-raid.ids If you are starting over, maybe you should use RAID6? } -----Original Message----- } From: linux-raid-owner@vger.kernel.org [mailto:linux-raid- } owner@vger.kernel.org] On Behalf Of Tom Carlson } Sent: Friday, September 18, 2009 9:18 PM } To: Majed B. } Cc: Tim Bostrom; linux-raid } Subject: Re: RAID 5 array recovery - two drives errors in external } enclosure } } 2009/9/19 Majed B. : } > If you're going to take all your data out, I would suggest you do a } > clean start and zero out all the disks to force the remapping of bad } > sectors, then run smartctl -t offline on all disks and after it's done } > (it will take A LONG time), create your filesystem on an array and put } > back your data. } } I'd recommend running the badblocks program on each device to be put } in the array too, just to be certain that none of your disks are going } to go horribly flakey on assembly and build... I'm not sure if the } offline smart test does a full scan like badblocks would. } } T } -- } To unsubscribe from this list: send the line "unsubscribe linux-raid" in } the body of a message to majordomo@vger.kernel.org } More majordomo info at http://vger.kernel.org/majordomo-info.html