[Fedora-sparc] Interesting problem with MD array creation

[Jon Masters]

On Wed, 2010-03-17 at 06:01 -0400, Jon Masters wrote:
> On Wed, 2010-03-17 at 10:52 +0100, Patrick Ale wrote:
> 
> > /dev/sdb1: UUID="978635d6-52ab-c92b-76ea-5a12e49bd4b5" TYPE="linux_raid_member"
> > /dev/sdc1: UUID="978635d6-52ab-c92b-76ea-5a12e49bd4b5" TYPE="linux_raid_member"
> 
> Interesting. Suggests that you have no entropy available to generate a
> random UUID or something weirder is going on. Doe anyone happen to know
> what is causing this, or should we persue the randomness not working?

Wait. I'm clearly smoking something, I thought you were looking at
something else. They're supposed to have the same UUID for the same md
RAID1 device. For the config, try just listing one of the members:

ARRAY /dev/md0 level=raid1 num-devices=2 UUID=<the UUID>

Jon.