From mboxrd@z Thu Jan 1 00:00:00 1970 From: Lasse Jensen Subject: Re: Assembling RAID 5 array with missing superblock Date: Thu, 24 Feb 2011 09:17:56 +0100 Message-ID: References: Mime-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1 Return-path: In-Reply-To: Sender: linux-raid-owner@vger.kernel.org To: hansbkk@gmail.com, linux-raid@vger.kernel.org List-Id: linux-raid.ids On Thu, Feb 24, 2011 at 5:45 AM, wrote: > On Wed, Feb 23, 2011 at 9:05 PM, Lasse Jensen wrote: >> What drives are by the way the best consumer grade drives to use for >> RAID operation? > > I've had good luck with Hitachi (used to be IBM) and Samsung lately, > more so than WD. Hitachi's 5-year warranty (everyone else here being > only 3) is also an indicator. . . I used IBM back when they made the infamous DeathStar drives. Havent brought a IBM/Hitachi drive since. I guess i'm going to feel the same way about WD drives now. Maybe i should just mix'n'match manufactures. They can't all be that bad, > I know Google uses consumer-grade drives (with massive redundancy and > automated hyper-vigilant sysadmin processes) - anyone know whose? > > >> I just keep having bad luck with my RAID 5 array. One drive (out of 4 >> WD15EARS drives) was dropped from the array due to powerfailure and >> rebuild failed because of bad sectors on another drive. I have been > > Sorry I can't help more but with any such large drives I'd suggest > sticking with RAID6, plus hot spares if you think you might not notice > and/or be able to quickly replace a failing member. That was my plan, but without the hotspare. I have 2 drives i need to get replaced, and after i hopefully regain access to my data, i'm going for a 5 drive RAID 6 array. -- Lasse Jensen (fafler at gmail dot com)