Oracle Database 12c fails during a status operation in an rgmanager-based cluster

Solution Unverified - Updated -

Issue

  • Our Oracle Database resource is started successfully but the first status operation after start fails and returns 1 (generic error)

Environment

  • Red Hat Enterprise Linux 6 with High Availability Add-On with rgmanager
  • Red Hat Enterprise Linux 6 with Resilient Storage Add-On with rgmanager
  • /etc/init.d/oracle as the resource script (as opposed to the orainstance resource agent shipped by Red Hat)
  • Error ORA-27125: unable to create shared memory segment

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