HSG80 Enterprise/Modular Storage RAID Array Fibre Channel Solution Software V8.7A for Windows Release Notes (AA-RH0QL-TE, July 2003)

ACS Feature Support
39Release Notes – HSG80 Enterprise/Modular Storage RAID Array Fibre Channel Solution
Software Version 8.7A for Windows
NOTE: You must wait a minimum of 60 seconds to allow for the failover and cache-flushing
process to complete. The VTDPY display refreshes every 10 seconds.
To exit VTDPY, press <Ctrl> C, and then enter the following:
HSGB> exit
19. Install the new (V8.7-1) program card on Controller A by performing the
following steps:
a. Remove the program card ESD cover from Controller A.
b. Press and hold the HSG80 array controller Reset button while ejecting the old
program card.
c. Release the Reset button.
d. Press and hold the Reset button while inserting the new program card (ACS
V8.7-1).
e. Release the Reset button.
NOTE: An HSG80 array 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 about
misconfigured controllers or failover status.
f. Install the program card ESD cover on Controller A.
g. Connect the PC or terminal to the maintenance port of Controller A.
NOTE: Wait for the PC or terminal to display the CLI prompt before proceeding.
20. After the CLI prompt is displayed for Controller A, restore the
CACHE_FLUSH_TIMER to the value recorded in step 9 by using the following
commands:
HSGA> SET THIS_CONTROLLER CACHE_FLUSH_TIMER=<n>
HSGA> SET OTHER_CONTROLLER CACHE_FLUSH_TIMER=<n>
21. For each unit, restore the PREFERRED_PATH, WRITEBACK_CACHE,
READ_CACHE, and READAHEAD_CACHE switch settings as recorded in step 10
and step 11 by using the following command:
HSGA> SET <unit-name> PREFERRED_PATH=THIS_CONTROLLER
WRITEBACK_CACHE READ_CACHE READAHEAD_CACHE
22. Restore all SNAPSHOT units removed in step 5.