On Fri, 24 Feb 2012 11:38:21 +0100 Lars Täuber <taeuber@xxxxxxx> wrote: > Hi there. > > I have a RAID6 using disks in an external SATA enclosure. > Now I started to exchange the disks with others twice as big as the ones the > RAID was originally created with. > The RAID uses metadata version 0.9. > > Now I'm thinking about switching to format 1.0 this way: > > * exchange all disks with the bigger ones piece by piece > (-f old -r old -a new) > * wait for rebuild of last disk > * recreate RAID with --assume-clean and --metadata 1.0 and the same disks in > the correct order > > The --grow shouldn't be necessary this way. > Then I grow the filesystem. > > Is this precedure possible without data loss? > Or is there a way a metadata version migration could be done more easily? Yes, this should work. There is no better way. NeilBrown
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