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

Upgrading the Subsystem
201HP StorageWorks HSG60 and HSG80 Array Controller and Array Controller Software
Maintenance and Service Guide
22. Upgrade the software on controller A by performing the following substeps:
a. Remove the program card ESD cover from controller A.
b. Press and hold the controller Reset button while ejecting the old program
card.
c. After ejecting the program card, release the Reset button.
d. Press and hold the Reset button while inserting the new program card.
e. After the card is fully inserted, release the button.
Note: A controller restart can take as long as 60 seconds, indicated by the temporary
cycling of the port LEDs and a flashing Reset button. Disregard messages pertaining to
misconfigured controllers or failover status.
f. Install the program card ESD cover on controller A.
23. Connect a PC or terminal to the maintenance port of controller A.
24. After controller A restarts, restore the cache flush timer to the values recorded
in step 4 and step 5 (starting on page 196) by entering the following
commands:
HSGA> SET THIS_CONTROLLER CACHE_FLUSH_TIMER=n
HSGA> SET OTHER_CONTROLLER CACHE_FLUSH_TIMER=n
25. Verify that the CACHE_FLUSH_TIMER values have been updated:
HSGA> SHOW THIS_CONTROLLER
HSGA> SHOW OTHER_CONTROLLER
26. For each unit, restore the WRITEBACK_CACHE settings as recorded in step 6
on page 197 by entering the following command:
HSGA> SET unit-name WRITEBACK_CACHE
27. After updating the cache setting for each unit, verify the change:
HSGA> SHOW unit-name
28. Restore all Snapshot units removed in step 3 on page 196.
29. If the CCL was disabled in step 2 on page 195, enable it by entering the
following command:
HSGA> SET THIS_CONTROLLER COMMAND_CONSOLE_LUN
30. After enabling the CCL, verify the change:
HSGA> SHOW THIS_CONTROLLER