To enable green power management, modify the configuration file as follows:
NODECFG[DEFAULT] POWERPOLICY=OnDemand
Use the mdiag -G command to see which nodes are off. The following shows sample output from running the mdiag -G command:
$ mdiag -G NOTE: power management enabled for all nodes NodeID State Power Watts PWatts x01 Idle On 200.00 200.00 x02 Idle Off 25.00 200.00 (powered off by Moab) x03 Idle Off 25.00 200.00 (powered off by Moab) x04 Idle Off 25.00 200.00 (powered off by Moab) x05 Idle Off 25.00 200.00 (powered off by Moab)