===== COMMAND =====: blkid -o list
===== RETURN CODE =====: 0
===== STDOUT =====:
[10.20.0.4] out: device     fs_type label    mount point    UUID
[10.20.0.4] out: -------------------------------------------------------------------------------
[10.20.0.4] out: /dev/sda3  ext2             /boot          09f52b88-6467-44e4-b90e-1e90d683b2ba
[10.20.0.4] out: /dev/sda4  LVM2_member      (in use)       1c4cZq-eFv4-Zoxn-Bo68-GhNe-L03c-GWb0xi
[10.20.0.4] out: /dev/sda6  LVM2_member      (in use)       iW1Dfm-gwYa-Z9F0-Dlin-qZ3Q-gpBt-QUyE4w
[10.20.0.4] out: /dev/sda7  ext2    config-2 (not mounted)  a2aa7b0b-6f5b-4907-88b6-6ef257603ea0
[10.20.0.4] out: /dev/mapper/vm-nova
[10.20.0.4] out:            xfs              /var/lib/nova  c65cffa3-2d20-4447-b704-2bb8aa21f24c
[10.20.0.4] out: /dev/mapper/os-root
[10.20.0.4] out:            ext4             /              a27c3b1d-706a-449c-b642-8f53dcdac1ba
[10.20.0.4] out: /dev/mapper/os-swap
[10.20.0.4] out:            swap             <swap>         b6eb949b-9a1b-4ab7-af0b-cc704674a1b3
[10.20.0.4] out: /dev/dm-0  xfs              /var/lib/nova  c65cffa3-2d20-4447-b704-2bb8aa21f24c
[10.20.0.4] out: /dev/dm-1  ext4             /              a27c3b1d-706a-449c-b642-8f53dcdac1ba
[10.20.0.4] out: /dev/dm-2  swap             <swap>         b6eb949b-9a1b-4ab7-af0b-cc704674a1b3
[10.20.0.4] out: /dev/sda5  xfs              /var/lib/ceph/osd/ceph-2 e4876b7d-050d-4b98-acbb-13793c5eadc9
[10.20.0.4] out: 

===== STDERR =====:
