Promise Technology EX8650, EX8658, EX8654 Managing Spare Drives, Viewing a List of Spare Drives

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 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, 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.

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