Creating a new gfs2 filesystem generates "Invalid lock table: invalid character" for an existing Cluster name already containing invalid characters

Solution Verified - Updated -


  • Unable to create a gfs2 filesystem using the mkfs.gfs2 command containing invalid characters in the LockTableName for an existing Cluster name that has invalid characters
$ mkfs.gfs2 -p lock_dlm -t -j 12 /dev/myVG/MYnewLV
Invalid lock table: invalid character '.'


  • Red Hat Enterprise Linux 7
  • Pacemaker
  • GFS2

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