luxm@dampfi:~$ sudo vgdisplay
  --- Volume group ---
  VG Name               ubuntu-vg
  System ID
  Format                lvm2
  Metadata Areas        1
  Metadata Sequence No  2
  VG Access             read/write
  VG Status             resizable
  MAX LV                0
  Cur LV                1
  Open LV               1
  Max PV                0
  Cur PV                1
  Act PV                1
  VG Size               <930.01 GiB
  PE Size               4.00 MiB
  Total PE              238082
  Alloc PE / Size       51200 / 200.00 GiB
  Free  PE / Size       186882 / <730.01 GiB
  VG UUID               3TASLM-Ty4y-x7Y1-eKUr-jJNp-aWUf-NQTNTR