If you are deploying the SFDB tools with Storage Foundation for Oracle RAC (multiple instance Oracle) your setup configuration will reflect the following conditions:
A highly available parallel cluster with a multiple instances of Oracle is set up on system1 and system2 with SF for Oracle RAC.
The datafiles are mounted and shared on system1, system2, and system3.
The SFDB tools is mounted and shared on system1, system2, and system3.
You can run the SFDB tools commands on system1, system2, and system3.
In the figure below the repository directory resides in the Oracle mount points.
For an SF Oracle RAC configuration, the systems are online in parallel and do not use failover mechanisms within the cluster.