Before you configure the Oracle service group, you must:
Verify that VCS is installed and configured on all nodes in the cluster where you will configure the service group.
Refer to the Cluster Server Installation Guide for more information.
Verify that Oracle is installed and configured identically on all nodes in the cluster.
Verify that the Cluster Server agent for Oracle is installed on all nodes in the cluster.
Verify that the type definition for Cluster Server agent for Oracle is imported into the VCS engine.
If the Oracle database is ASM-managed, make sure that the Oracle clustering daemon is enabled. Else, the OCSSD daemon must be disabled.