User manual

Chapter 5: Management with WebPAM PRO
137
Managing Spare Drives
When a physical drive in a disk array fails and a spare drive of adequate capacity
is available, the disk array will begin to rebuild automatically using the spare
drive. See “Critical & Offline Logical Drives” on page 180.
Spare drive management includes the following functions:
• Viewing a List of Spare Drives (page 137)
• Creating a Spare Drive (page 137)
• Deleting Spare Drive (page 138)
• Making Spare Drive Settings (page 139)
Viewing a List of Spare Drives
To view a list of spare drives:
1. Click the Subsystem icon in Tree View.
2. Click the Spare Drives icon.
The information includes:
• ID – The unique ID number assigned to the spare drive.
• Operational Status – OK is normal. Can also show Rebuilding or Offline.
• Physical Drive ID – The ID number of the physical drive assigned as a
spare
• Capacity – The data storage capacity of this spare drive.
• Type – Global, can be used by any disk array. Dedicated, can only be used
by the assigned disk arrays.
• Dedicated to Disk Arrays – For dedicated spares, the disk arrays to which
they are assigned. Global spares show N/A.
Creating a Spare Drive
To create a spare drive:
1. Click the Subsystem icon in Tree View.
Important
• There must be an unconfigured physical drive available to
assign as a spare drive. See “Viewing a List of Physical
Drives” on page 117.
• Be sure the spare drive you choose has capacity equal to or
greater than the smallest physical drive assigned to the disk
array.