== pvs ==
  PV         VG             Fmt  Attr PSize   PFree  
  /dev/loop2 cinder-volumes lvm2 a--  <15.00g 732.00m
== vgs ==
  VG             #PV #LV #SN Attr   VSize   VFree  
  cinder-volumes   1   1   0 wz--n- <15.00g 732.00m
== lvs ==
  LV                  VG             Attr       LSize  Pool Origin Data%  Meta%  Move Log Cpy%Sync Convert
  cinder-volumes-pool cinder-volumes twi-a-tz-- 14.25g             0.00   10.55