[linux-lvm] setting VG UUID

[Alasdair G Kergon]

On Wed, Jan 07, 2004 at 09:24:15AM -0500, Navindra Umanee wrote:
> For the record, I'm absolutely crazy, but I fixed this by doing:
> 
> echo "deadbeefdeadbeefdeadbeefdeadbeef"|dd of=/dev/hda6 obs=1 seek=4096 count=32

> So much for universal uniqueness...
The VG UUIDs *are* meant to all be the same on devices that are part of the
same VG.  It's the PV UUIDs that differ.
 
> For the record, I created my LVM1 partitions with Linux Mandrake 9.2.
Could /dev/urandom have been missing when pvcreate was run?
We think that would explain the symptoms.

> Should "vgchange -a n" maybe clean up these symlinks?
It's supposed to do.
 
Alasdair
-- 
agk at redhat.com