If you use the Oracle Parallel Fail Safe/Real Application Clusters Guard option with Sun Cluster 3.1, do not use Sun Cluster commands to perform the following operations:
Manipulating the state of resources that Oracle Parallel Fail Safe/Real Application Clusters Guard installs. Using Sun Cluster commands for this purpose might cause failures.
Querying the state of the resources that Oracle Parallel Fail Safe/Real Application Clusters Guard installs. This state might not reflect the actual state. To check the state of the Oracle Parallel Fail Safe/Real Application Clusters Guard, use the commands that Oracle supplies.