HP StorageWorks HSG60 and HSG80 Array Controller and Array Controller Software Maintenance and Service Guide (EK-G80MS-SA. C01, March 2005)

Upgrading the Subsystem
211HP StorageWorks HSG60 and HSG80 Array Controller and Array Controller Software
Maintenance and Service Guide
12. After the controllers restart, restore the CACHE_FLUSH_TIMER to the values
recorded in step 5 and step 6, which starts on page 208, by entering the
following commands:
HSGB> SET THIS_CONTROLLER CACHE_FLUSH_TIMER=n
HSGB> SET OTHER_CONTROLLER CACHE_FLUSH_TIMER=n
13. Verify that the CACHE_FLUSH_TIMER values have been updated:
HSGA> SHOW THIS_CONTROLLER
HSGA> SHOW OTHER_CONTROLLER
14. Restore all Snapshot units removed in step 4 on page 208.
15. If the CCL was disabled in step 3 on page 207 enable it by entering the
following command:
HSGA> SET THIS_CONTROLLER COMMAND_CONSOLE_LUN
16. After enabling the CCL, verify the change:
HSGA> SHOW THIS_CONTROLLER
17. Mount the logical units on the host.
18. Disconnect the PC or terminal from the maintenance port of controller A.
Upgrade on the target site controllers is complete.
Part 3: Initiator site upgrade (final steps)
Continue the interrupted upgrade of the initiator site controllers (see step 11 on
page 206) as follows:
1. After controller A restarts, restore the cache flush timer values to the values
recorded in step 6 and step 7, which starts on page 205, by issuing the
following commands:
HSGA> SET THIS_CONTROLLER CACHE_FLUSH_TIMER=n
HSGA> SET OTHER_CONTROLLER CACHE_FLUSH_TIMER=n
2. Verify that the CACHE_FLUSH_TIMER values have been updated:
HSGA> SHOW THIS_CONTROLLER
HSGA> SHOW OTHER_CONTROLLER
3. Restore all Snapshot units removed in step 5 on page 204.
4. If the CCL was disabled in step 4 on page 204, re-enable it by entering the
following command:
HSGA> SET THIS_CONTROLLER COMMAND_CONSOLE_LUN
5. After enabling the CCL, verify the change:
HSGA> SHOW THIS_CONTROLLER