To disable a partition, unset its enabled attribute.
[node0] P(part0):: unset enabled[node0] P(part0)::
Now the partition can no longer be used.
Any jobs are running on a partition when it is disabled will continue to run. After disabling a partition, you should either wait for ay running jobs to terminate or stop them using the mpkill command. This is described in the Sun HPC Cluster Runtime Environment 1.0 User's Guide.