Promise Technology Network Device EX8654 - Manual (Page 176)

SuperTrak EX Series User Manual
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To set Migration priority, see “Making Background Activity Settings” on page 133.
Rebuilding a Disk Array
When you rebuild a disk array, you are actually rebuilding the data on a
replacement physical drive.
Rebuilding Automatically
Normally, a disk array would rebuild itself using a hot disk drive, after going
Critical. However, if the Auto Rebuild function is disabled or no spare drives are
available, you must initiate the procedure.
To enable Auto Rebuild, see “Making Background Activity Settings” on page 133.
To create a spare drive, see “Creating a Spare Drive” on page 173.
For more information, see “Hot Spare Drive(s)” on page 239.
Rebuilding Manually
If a physical drive has failed, identify and replace the drive, then rebuild the disk
array as described below:
1. Click the Subsystem icon in Tree View.
2. Click the Disk Arrays icon.
3. Click the Disk Array icon.
If there are multiple disk arrays, choose the icon with the yellow !.
4. From the dropdown menu on the Background Activity tab, choose Start
Rebuild
.
5. Choose Source physical drive.
This is a remaining functional physical drive in the disk array.
6. Choose the Target physical drive.
This is the replacement physical drive.
7. Click the Submit button.
The Disk Array Background Activity tab will show the rebuild the replacement
(target) physical drive. Depending the size of the physical disk involved, this
process will take some time.
To view more information, click the Rebuild on PDx link.
To set Rebuild priority, see “Making Background Activity Settings” on page 133.