70 IBM Certification Study Guide AIX HACMP
Configuration Verification This option enables you to display the
relationships between physical (pdisk) and logical
(hdisk) disks.
Format Disk This option enables you to format SSA disk drives.
Certify Disk This option enables you to test whether data on an
SSA disk drive can be read correctly.
Display/Download... This option enables you to display the microcode
level of the SSA disk drives and to download new
microcode to individual or all SSA disk drives
connected to the system.
3.3.1.3 Microcode Loading
To ensure that everything works correctly, install the latest filesets, fixes and
microcode for your SSA disk subsystem. The latest information and
downloadable files can be found under
http://www.hursley.ibm.com/~ssa.
Upgrade Instructions
Follow these steps to perform an upgrade:
1. Login as root
2. Download the appropriate microcode file for your AIX version from the
web-site mentioned above
3. Save the file upgrade.tar in your /tmp
directory
4. Type tar -xvf upgrade.tar
5. Run
smitty install
6. Select install & update software
7. Select install & update from ALL available software
8. Use the directory /usr/sys/inst.images as the install device
9. Select all filesets in this directory for install
10.Execute the command
11.Exit Smit
When an SSA loop is attached to multiple host systems, do not invoke the
diagnostic routines from more than one host simultaneously, to avoid
unpredictable results that may result in data corruption.
Note
