$ pvs
  PV         VG      Fmt  Attr PSize   PFree
  /dev/md0   gluster lvm2 a--  839.93g 239.93g
$ vgs
  VG      #PV #LV #SN Attr   VSize   VFree
  gluster   1   3   0 wz--n- 839.93g 239.93g
$ lvs
  LV       VG      Attr     LSize   Pool Origin Data%  Move Log Copy%  Convert
  exporter gluster -wi-ao-- 200.00g
  rtfb     gluster -wi-ao-- 200.00g
  uploader gluster -wi-ao-- 200.00g