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10. (from step 9)
a. Type
b. Select List/Identify SSA Physical Disks.
c. Select List Disks in an SSA RAID Array.
d. Select the failing disk drive, and note the pdisk numbers of the disk drives that
are members of the array.
e. Ask the user to create a backup of all the data from this array. Some data
might not be accessible.
f. When the backup has been created, ask the user to delete the array.
g. Run diagnostics in System Verification mode to each of the pdisks that you
noted previously.
Do the diagnostics fail when they are run to a particular disk drive?
NO
Go to step 11.
YES
a. Exchange the failing disk drive for a new one (see "Exchanging Disk
Drives" on page 319).
b. Go to step 37 on page 473 to add the disk drive to the group of disk
drives that are available for use by the RAID manager.
11. (from step 10)
Run the Certify service aid (see "Certify Disk Service Aid" on page 391) to each of
the pdisks that you noted previously.
Did the Certify service aid fail when it was run to a particular disk drive?
NO
a. Ask the user to recreate the array.
b. Go to step 22 on page 467.
YES
a. Run the Format service aid (see "Format Disk Service Aid" on
page 389) to the disk drive.
b. Run the Certify service aid again to the disk drive.
c. Go to step 12 on page 460.
and press Enter.
Chapter 18. SSA Problem Determination Procedures
459
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