root@klhost:~# pvdisplay -C
  PV         VG         Fmt  Attr PSize  PFree
  /dev/sdb5  couchbeard lvm2 a--  85.00g 8.40g
root@klhost:~# lvdisplay -C
  LV     VG         Attr     LSize  Pool Origin Data%  Move Log Copy%  Convert
  root   couchbeard -wi-s--- 75.60g
  swap_1 couchbeard -wi-ao--  1.00g
root@klhost:~# vgdisplay -C
  VG         #PV #LV #SN Attr   VSize  VFree
  couchbeard   1   2   0 wz--n- 85.00g 8.40g
root@klhost:~#