Service fails to migrate in rgmanager cluster with EMC PowerPath devices

Solution Verified - Updated -


  • Service fails to migrate. Was able to before.
  • rgmanager service won't start after patching.
  • Filesystem resource fails to start with error "start_filesystem: Could not match /dev/mapper/vg_cluster-lv_cluster with a real device"
  • Clustered volume group is not visible on one node.


  • Red Hat Enterprise Linux Server 6 (with the High Availability Add-on)
  • rgmanager
  • EMC PowerPath

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