lvm commands reporting error such as "Internal error: Volume Group swapvg was not unlocked".

Solution Verified - Updated -

Issue

  • lvm commands not listing any logical volume details and reporting following messages.
# lvs
  Parse error at byte 1741 (line 111): unexpected token
  Error parsing metadata for VG rhel.
  Cannot process volume group rhel
  Internal error: Volume Group rhel was not unlocked
  Device '/dev/sda2' has been left open (0 remaining references).
  Device '/dev/sdb' has been left open (0 remaining references).
  Internal error: 2 device(s) were left open and have been closed.

Environment

  • Red Hat Enterprise Linux 7
    • lvm2

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