Dell PowerVault MD3220 - Manual (Page 115)

Configuration: Disk Groups and Virtual Disks 115
• Right-click the physical disk and select Hot Spare Coverage from the
pop-up menu.
The Hot Spare Physical Disk Options window is displayed.
4 Select the appropriate option, you can select:
• View/change current hot spare coverage—to review hot spare coverage
and to assign or unassign hot spare physical disks, if necessary. See
step 5.
• Automatically assign physical disks— to create hot spare physical disks
automatically for the best hot spare coverage using available physical
disks.
• Manually assign individual physical disks—to create hot spare physical
disks out of the selected physical disks on the Physical tab.
• Manually unassign individual physical disks—to unassign the selected
hot spare physical disks on the Physical tab. See step 12.
5 To assign hot spares, in the Hot Spare Coverage window, select a disk
group in the Hot spare coverage area.
6 Review the information about the hot spare coverage in the Details area.
7 Click Assign.
The Assign Hot Spare window is displayed.
8 Select the relevant physical disks in the Unassigned physical disks area, as
hot spares for the selected disk and click OK.
9 To unassign hot spares, in the Hot Spare Coverage window, select the
physical disks in the Hot spare physical disks area.
10 Review the information about the hot spare coverage in the Details area.
11 Click Unassign.
A message prompts you to confirm the operation.
12 Type yes and click OK.
Hot Spares and Rebuild
A valuable strategy to protect data is to assign available physical disks in the
storage array as hot spares. A hot spare adds another level of fault tolerance to
the storage array.
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