Getting error such as `dlm_controld cannot find device /dev/misc/dlm-control with minor 54` while starting cman service.

Solution Verified - Updated -

Issue

  • Getting following error messages in system logs while starting cman service.
Dec 15 00:05:33 dlm_controld cannot find device /dev/misc/dlm-control with minor 54
Dec 15 00:05:33 dlm_controld /sys/kernel/config/dlm/cluster/comms: opendir failed: 2
Dec 15 00:05:33 dlm_controld /sys/kernel/config/dlm/cluster/spaces: opendir failed: 2

Environment

  • Red Hat Enterprise Linux 6
    • Red Hat High Availability Cluster.

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