You can remove a host from the master candidate list so that it can no longer be the master should failover occur. You can choose to either keep it as part of the cluster or remove it.
Shut down the current LIM:
limshutdown host_name
If the host was the current master, failover occurs.
In lsf.conf, remove the host name from LSF_MASTER_LIST.
Run lsadmin reconfig for the remaining master candidates.
If the host you removed as a master candidate still belongs to the cluster, start up the LIM again: