To properly shut down the NetApp (through the CLI):

First, close down all I/O to the NetApp by dismounting volumes, turning off servers, etc.

Log in on the NetApp through the CLI, using either a console cable or via SSH. Note that if you use SSH, you will not be able to see the complete shutdown sequence.

On the first controller, turn off cluster failover: cf disable



Shut down the controller: halt



Log on to the other controller (using SSH or swap the console cable), then shut down that controller too: halt



Wait until the shutdown sequence has completed before removing power from the controller chassis, then turn off the enclosures. You can use a console cable to verify whether th  ...