On 10/25/2010 12:31 PM, Iain Morris wrote: > I then build a new virtual machine called sys1, using lv.sys1 for the > root filesystem, and lv.sys1-data for an independent data partition. > Everything works great after installation, and vgdisplay on both > systems looks great. > > If I then run vgscan, however, on the host system, it picks up the > VolGroup01 I created _within_ the virtual machine, so I now have 2 > VolGroup01's with different UUIDs showing up on dom0. Which block devices are you exporting to your guest? Post the libvirt configuration file for it.