Am Mittwoch, den 07.09.2005, 13:17 +0100 schrieb Mike Williams: > On Wednesday 07 September 2005 12:58, Christoph Gysin wrote: > > First, let me recommend you mdadm. It's a replacement for the old > > raidtools. *Much* better IMHO. > > VERY much so. > > > - Create a new RAID1 in degraded state from B2: > > # mdadm --create /dev/md0 --level 1 --raid-devices 2 /dev/B2 missing > > > > - Copy contents from A2 to md0 > > - umount A2 > > - add A2 to md0: > > # mdadm /dev/md0 --add /dev/A2 > > Quicker method :) > > create B1 and B2 > umount /dev/A2 > # mdadm --create /dev/md0 -l1 -n2 /dev/A2 /dev/B2 > > You CAN create a mirror of an existing partition, and NOT lose data. > I know, I've done it.
Uuuuh - that sounds MUCH better. I really thought that A2 will be lost by all means. I will definitely try your method. Thanx for your help! > You can also re-create an existing array (instead of the obvious > re-assembly), > and keep all your data. > The software raid drivers and tools are surprisingly intelligent. > > But as always, keep backups :) > > -- > Mike Williams -- Mit freundlichen Grüßen Heinz Sporn SPORN it-freelancing Mobile: ++43 (0)699 / 127 827 07 Email: [EMAIL PROTECTED] [EMAIL PROTECTED] Website: http://www.sporn-it.com Snail: Steyrer Str. 20 A-4540 Bad Hall Austria / Europe -- gentoo-user@gentoo.org mailing list