From mboxrd@z Thu Jan 1 00:00:00 1970 From: Ben Beuchler Subject: Re: migrate single disk to RAID 1? Date: Tue, 14 Jul 2009 10:44:15 -0500 Message-ID: <479b70ed0907140844p16b0081fh28bb1386a28afb1a@mail.gmail.com> References: <479b70ed0907140016u5ec6b3d7x6320147dbdcbd17f@mail.gmail.com> <4A5C588D.4000400@anonymous.org.uk> Mime-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: QUOTED-PRINTABLE Return-path: In-Reply-To: <4A5C588D.4000400@anonymous.org.uk> Sender: linux-raid-owner@vger.kernel.org To: linux-raid@vger.kernel.org List-Id: linux-raid.ids >> umount /dev/sdb4 >> mdadm --build /dev/md0 --level=3D1 -n2 /dev/sdb4 missing >> mount /dev/md0 /mail >> mdadm --add /dev/md0 /dev/sda4 >> >> Will that work? =C2=A0Or am I misunderstanding something fundamental= ? > > It'll work but you'll be using a legacy array without superblocks, so= you > can't have various features that come with superblocks Right; for this particular application I'm willing to give up superblocks. Just to be 100% sure, thought: the way I've described the process would be non-destructive of the data on sdb4? Thanks! -Ben -- To unsubscribe from this list: send the line "unsubscribe linux-raid" i= n the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html