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Download Microcode to Other Devices
See the following command syntax:
diag -c -d
device_name
-T "download [-s diskette] [-l previous] [-F]"
Flag Description
-F Force the download microcode even if the current level is unavailable on the
source.
-l Microcode level. The default is latest.
-s Source of the new microcode. The default is /etc/microcode. Default source
device is disk.
Fibre Channel RAID Service Aids
The Fibre Channel RAID service aids contain the following functions:
Certify LUN
This selection reads and checks each block of data in the logical unit number
(LUN). If excessive errors are encountered, the user is notified.
You can run this task from the AIX command line. Use the following fast-path
command: diag -T "certify"
Certify Spare Physical Disk
This selection allows the user to certify (check integrity of the data) drives that
are designated as spares.
You can run this task from the AIX command line. Use the following fast-path
command: diag -T "certify"
Format Physical Disk
This selection is used to format a selected disk drive.
You can run this task from the AIX command line. Use the following fast-path
command: diag -T "format"
Array Controller Microcode Download
This selection allows the microcode on the Fibre Channel RAID controller to be
updated when required.
You can run this task from the AIX command line. Use the following fast-path
command: diag -T "download"
Physical Disk Microcode Download
This selection is used to update the microcode on any of the disk drives in the
array.
You can run this task from the AIX command line. Use the following fast-path
command: diag -T "download"
Update EEPROM
This selection is used to update the contents of the electronically erasable
programmable read-only memory (EEPROM) on a selected controller.
Replace Controller
Use this selection when it is necessary to replace a controller in the array.
Chapter 6. Introducing Tasks and Service Aids 129