Managing Spare Drives; Viewing A List Of Spare Drives - Promise Technology Network Device EX4650 User Manual

SuperTrak EX Series User Manual

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 253.
Spare drive management includes the following functions:
• Viewing a List of Spare Drives (page 172)
• Creating a Spare Drive (page 173)
• Deleting Spare Drive (page 174)
• Making Spare Drive Settings (page 174)
• Running Spare Check (page 175)

Viewing a List of Spare Drives

To view a list of spare drives:
1. Click the Subsystem
2. Click the Spare Drives
The information includes:
• ID – The unique ID number assigned to the spare drive.
• Operational Status – OK is normal. Can also show Rebuilding, Transition
Running, PDM Running, 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.
• Revertible – Yes or No. A revertible spare drive automatically returns to its
spare drive assignment after the failed physical drive in the disk array is
replaced. See "Transition" on page 249 for more information.
• 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.
icon in Tree View.
icon.
172