Changing disk ownership on Netapp cluster

Change to special advanced mode
FILER1> priv set advanced
Warning: These advanced commands are potentially dangerous; use
them only when directed to do so by NetApp personnel.

Show UNOWNED disks
FILER1*> disk show -n
disk show: No disks match option -n.

Turn off auto disk ownership
FILER1*> options disk.auto_assign off

Remove ownership on disk
FILER1*> disk remove_ownership 0a.80
Disk 0a.80 will have its ownership removedVolumes must be taken offline. Are all impacted volumes offline(y/n)?? y

Show UNOWNED disks
FILER1*> disk show -n
DISK OWNER POOL SERIAL NUMBER
------------ ------------- ----- -------------
0a.80 Not Owned NONE 3QQ1JM8K00009951WAX4

To change disk ownership to FILER2
FILER2> priv set advanced

Assign disks to FILER2
FILER2*> disk assign all

Turn ON auto disk ownership again on FILER1
FILER1*> options disk.auto_assign on

To get out of advanced mode
FILER1*> priv set
FILER2*> priv set