[linux-lvm] Changing the UUID of a VG and a LV
snitzer at gmail.com
Thu Nov 16 16:16:03 UTC 2006
On 11/16/06, Steverding, Kai <Kai.Steverding at gws.ms> wrote:
> Hi !
> I have the following problem :
> For backup purposes, i take SAN-Snapshot Copies of my Linux machine. I
> deploy my new machines from those copies, too. This has the effect, that a
> clone of a machine has the exact same disk the original has including PV
> UUID, VG name, VG UUID, LV name and lv uuid. I found out that i can change
> the PV UUID with pvchange -u and the VG name with vgrename , but is there a
> way to change the UUID's of the VG and the LV's ? I need it, because i mount
> all those snapshots on a backup-server and this doesn't work because of the
> same UUIDs.
Look for "Hardware snapshots and LVM2?" and "Altering a Physical
Volume's UUID" in the list archives.
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