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3. If there are bad blocks in the defect MAP, record the information presented and
4. Use the drive as you would normally.
5. When the drive is no longer needed and is to be erased, run the same version of
6. Compare the bad blocks that were recorded with the drive in step 3 with those
7. If the bad block list is the same, continue running the service aid to overwrite the
This task can be run directly from the AIX command line. The command syntax is as
follows:
diag -c -d deviceName -T "format [-s* fmtcert | erase -a {read | write}] [-F]"
Flag
fmtcert Formats and certifies the disk.
*
-F
Note: The Erase Disk option in command line mode uses default values. To selectively
Hardfile Attached to PCI SCSI RAID Adapter
This function formats the physical disks attached to a PCI SCSI RAID adapter. This
task can be run directly from the AIX command line. The command syntax is as follows:
diag -c -d RAID adapterName -T "format {-l chId | -A }"
Flag
-l
-A
Note: If you use the Format and Certify option, there may be some blocks
which get placed into the grown defect MAP.
ensure that this information is kept with the drive. This data is used later when
the drive is to be overwritten.
the Erase Disk selection that was used in step 2.
Note: Using the same version of the service aid is only critical if any bad blocks
were found in step 3.
that now appear in the grown defect MAP.
Note: If there are differences between the saved data and the newly obtained
data, then all sectors on this drive cannot be overwritten. The new bad
blocks are not overwritten.
disk with the chosen pattern(s).
Description
Available in no-console mode only.
Force the disk erasure even if all blocks cannot be erased due to errors
accessing a large defect map.
read or write, use the diag command in console mode.
Description
Physical disk channel/ID. (An example of a physical disk channel/ID is 27,
where the channel is 2 and the ID is 7.)
All disks
Chapter 6. Introducing Tasks and Service Aids
103
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