lvs-vgs-pvs

root@venus:~# pvs
  PV         VG         Fmt  Attr PSize PFree
  /dev/sda3  waandroid3 lvm2 a-   4.55t 568.00m
root@venus:~# vgs
  VG         #PV #LV #SN Attr   VSize VFree
  waandroid3   1   2   0 wz--n- 4.55t 568.00m
root@venus:~# lvs
  LV     VG         Attr   LSize  Origin Snap%  Move Log Copy%  Convert
  root   waandroid3 -wi-ao  4.48t
  swap_1 waandroid3 -wi-ao 63.99g