HP StorageWorks MSA 2/8 - SAN Switch User Manual page 156

Updating Switches to the Core PID Addressing
2. If you are not using multi-pathing software, stop all I/O going to all volumes
3. If you are not using multi-pathing software, unmount the volumes from their
4. If you are using multi-pathing software, use that software to remove one
5. Deactivate the appropriate volume groups using vgchange. The proper
6. Make a backup copy of the volume group directory using tar from within /dev.
7. Export the volume group using vgexport. The proper usage would be
8. Log into each switch in the fabric
9. Issue the command switchDisable
10. Issue the command configure and change the Core Switch PID Format
11. Issue the command:
12. Clean the lvmtab file by using the command vgscan.
13. Change to /dev and untar the file that was tared in step 4. For example:
156
connected through the switch/fabric to be updated.
mount points using umount. The proper usage would be umount
<mount_point>. For example:
umount /mnt/jbod
fabric's devices from its configuration.
usage would be:
vgchange –a n <path_to_volume_group>
For example:
vgchange –a n /dev/jbod
For example:
tar –cf /tmp/jbod.tar jbod
vgexport –m <mapfile> <path_to_volume_group>
For example:
vgexport –m /tmp/jbod_map /dev/jbod
to 1.
cfgEnable [effective_zone_configuration].
For example:
cfgEnable my_zones
tar –xf /tmp/jbod.tar
Fabric OS Procedures Version 3.1.x/4.1.x User Guide