On Wed, 25 May 2011 10:25:50 -0400, OR wrote: > [root at averroes oliver]# pvs > PV VG Fmt Attr PSize PFree > /dev/sda2 VolGroup00 lvm2 a- 74.31g 32.00m > /dev/sdb5 VolGroup00 lvm2 a- 34.34g 32.00m Have you tried to rename a VG by UUID?