Keep these important guidelines in mind when you assign hot spare disk drives:
You can use only with an as hot spare disk drives.
You can unassign only hot spare disk drives with an Optimal, Standby status. You cannot unassign a hot spare disk drive that
is in the process of taking over for a failed disk drive.
If a hot spare disk drive is not in Optimal status, follow the Recovery Guru procedures to correct any problem before trying
to unassign the disk drive.
Hot spare disk drives must be of the same as the disk drives that they are protecting.
Hot spare disk drives must have capacities equal to or larger than the used capacity on the disk drives that they are protecting.
Important:
You can assign only Optimal status to unassigned disk drives hot spare disk drives. If a hot spare disk drive is not in Optimal
status, follow the Recovery Guru procedures to correct the problem before you try to unassign the disk drive. You cannot assign
a hot spare disk drive if it is in use (taking over for a failed disk drive).
Choose one of these options:
Assigning a Hot Spare – Use this option to assign a selected unassigned disk drive as a hot spare disk drive. A hot spare disk drive contains no
data and acts as a standby in case any disk drive fails in a RAID Level 1, RAID Level 3, RAID Level 5, or RAID Level 6 in the . The hot spare disk drive adds another level of redundancy to the storage subsystem. Go to step 2.
Unassigning a Hot Spare – Use this option to return a selected hot spare disk drive or disk drives to an Unassigned state. Go to step 4.
Select one or more disk drives from the Physical pane from the available unassigned disk drives.
Select Disk Drive >> Hot Spare >> Assign.
The disk drive changes from unassigned to standby hot spare. The disk drive capacity is added to the Unconfigured Capacity
node in the Logical pane.
In the Physical pane of the Logical/Physical tab, select one or more standby hot spare disk drives.
Select Disk Drive >> Hot Spare >> Unassign.
The disk drive changes from standby hot spare to unassigned. The disk drive's capacity is added to the Unconfigured Capacity
node in the Logical pane.