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Runni ng P DM on a Disk Array (CLU)
Predictive Data Migration (PDM) migrates data from the suspect physical drive to a spare drive
before
the physical drive fails.
Before you can run PDM, you must have a replacement or target physical drive of adequate capacity
for your disk array.
To run PDM on a disk array:
1.
Main Menu
>>
Disk Array Management
2. Highlight the disk array you want and press
Enter
.
3. Highlight
Background Activities
>>
Predictive Data Migration
and press
Enter
.
Default source and target drives are shown with possible alternative choices.
4. To choose different drive, highlight the drive, press the backspace key to remove the current
number, then type a new number.
5. Highlight
Start
and press
Enter
.
See “Enabling Media Patrol, PDM, and Power Management on a Disk Array (CLU)” on page 135.
For PDM rate, see
“Making Background Activity Settings (CLU)” on page 151.
137
Promise Technologies
Management with CLU