Shutdown the Stand-by Head

1. Shutdown the stand-by head, using the CLI to run the following commands:

            nas-7420-1b:configuration cluster> cd /
            nas-7420-1b:> maintenance system poweroff
            This will turn off power to the appliance. Are you sure? (Y/N)
   

2. To verify that you want to shut down the other head, type Y.

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   Note -  If both heads have a status of AKCS_CLUSTERED, a takeover of the surviving head begins automatically.

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3. Confirm that the stand-by head is powered off, and the cluster state is OWNER/unknown.
4. Shut down the active head, using the CLI to run the following commands:

            nas-7420-1a:configuration cluster> cd /
            nas-7420-1a:> maintenance system poweroff
            This will turn off power to the appliance. Are you sure? (Y/N)
   

5. To verify that you want to shut down the active head, type Y.
6. Confirm that both heads are powered off. From the ILOM prompt, run:

      -> show /SYS power_state

7. Power off the disk shelves.