On Tue, Feb 15, 2011 at 05:58:45PM +0100, Milan Broz wrote: > # blockdev --setrw /dev/sd[bcde] > # mdadm -A /dev/md0 /dev/sd[bcde] > mdadm: /dev/md0 has been started with 4 drives. > # mdadm --stop /dev/md0 > mdadm: stopped /dev/md0 > # blockdev --setro /dev/sd[bcde] > # mdadm -A /dev/md0 /dev/sd[bcde] > mdadm: cannot re-read metadata from /dev/sdb - aborting > > Works on 2.6.36. Isn't failing to assemble rw array from ro devices the expected behavior? I think I'd want that to fail. Neil, what do you think? -- tejun -- dm-devel mailing list dm-devel@xxxxxxxxxx https://www.redhat.com/mailman/listinfo/dm-devel