  --- Logical volume ---
  LV Path                /dev/cpsVG/rootfs
  LV Name                rootfs
  VG Name                cpsVG
  LV UUID                WlTAhy-BuEt-1O6y-9ORG-1DIh-r506-3s1h1v
  LV Write Access        read/write
  LV Creation host, time Euler, 2018-06-12 16:29:15 +0800
  LV Status              available
  # open                 1
  LV Size                50.00 GiB
  Current LE             1600
  Segments               1
  Allocation             inherit
  Read ahead sectors     auto
  - currently set to     256
  Block device           253:0
   
  --- Logical volume ---
  LV Path                /dev/cpsVG/bak_rootfs
  LV Name                bak_rootfs
  VG Name                cpsVG
  LV UUID                0kEDDC-4DP1-uR1E-6jTl-ildd-XU2B-o6mBE1
  LV Write Access        read/write
  LV Creation host, time Euler, 2018-06-12 16:29:16 +0800
  LV Status              available
  # open                 0
  LV Size                50.00 GiB
  Current LE             1600
  Segments               1
  Allocation             inherit
  Read ahead sectors     auto
  - currently set to     256
  Block device           253:1
   
  --- Logical volume ---
  LV Path                /dev/cpsVG/log
  LV Name                log
  VG Name                cpsVG
  LV UUID                HtVX3C-6eDN-8F8L-GTzj-plxV-40bg-Qs5Y1e
  LV Write Access        read/write
  LV Creation host, time Euler, 2018-06-12 16:29:18 +0800
  LV Status              available
  # open                 1
  LV Size                10.00 GiB
  Current LE             320
  Segments               1
  Allocation             inherit
  Read ahead sectors     auto
  - currently set to     256
  Block device           253:2
   
  --- Logical volume ---
  LV Path                /dev/cpsVG/swap
  LV Name                swap
  VG Name                cpsVG
  LV UUID                oFMyLw-TRdS-xesV-KGEk-BqZ0-5N5r-17JX87
  LV Write Access        read/write
  LV Creation host, time Euler, 2018-06-12 16:29:19 +0800
  LV Status              available
  # open                 2
  LV Size                <153.47 GiB
  Current LE             4911
  Segments               1
  Allocation             inherit
  Read ahead sectors     auto
  - currently set to     256
  Block device           253:3
   
