Hardfile Attached To Pci Scsi Raid Adapter - IBM RS/6000 User Manual

For a newly installed drive, you can ensure that all blocks on the drive are
overwritten with your pattern when you use the following procedure:
1. Format the drive.
2. Check the defect MAP (Maintenance Analysis Procedure) by running the Erase
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 which 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 syntax of the command 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: Erase option in command line mode uses default values. To selectively read or

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 syntax of the command is as
follows: diag -c -d RAID adapterName -T "format {-l chId | -A }"
Flag
-l
-A
Disk selection.
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 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 there were any
bad blocks 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 flag. Forces disk erasure even if all blocks cannot be erased due to
errors accessing grown defect map.
write, use the diag command in console mode.
Description
Physical disk channel/ID (An example of 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
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