--- Logical volume ---
  LV Path                /dev/four_lvg/four
  LV Name                four
  VG Name                four_lvg
  LV UUID                gq7kWV-HYAe-EGG2-glZh-FOpn-jcO4-5Las2X
  LV Write Access        read/write
  LV Creation host, time ps42, 2020-12-26 13:22:54 +0900
  LV Status              available
  # open                 0
  LV Size                7.95 GiB
  Current LE             2036
  Segments               4
  Allocation             inherit
  Read ahead sectors     auto
  - currently set to     256
  Block device           254:1