Promise Technology 2-Year Extended Warranty for VessR2000 RAID Head - Manual (Page 476)

449
Product Manual Manage with CLU
r
uNNiNg
pdM
oN a
d
isk
a
rray
(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. From the Main Menu, highlight Disk Array Management and press Enter .
2. Highlight the disk array you want and press Enter .
3. Highlight Background Activities and press Enter .
4. Highlight Predictive Data Migration and press Enter .
Default source and target drives are shown with possible alternative choices.
5. To choose different drive, highlight the drive, press the backspace key to remove the current number,
then type a new number.
6. Highlight Start and press Enter .
See “Enabling Media Patrol, PDM, Power Management - Disk Array (CLU)” on page 447.
For PDM rate, see “Making Background Activity Settings” on page 494.