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HSG80 Array Controller V8.7 Maintenance and Service Guide
5–13
Upgrading the Subsystem
b.
If the controller is in SCSI-2 mode and the CCL is enabled, record the status
for restoration in step 11.
c.
Disable the CCL using the following command:
HSGA> SET THIS_CONTROLLER NOCOMMAND_CONSOLE_LUN
3. Delete any snapshot units using the following commands:
a.
Identify all snapshot units using the following command:
HSGA> SHOW UNITS FULL
b.
Record the configuration for each snapshot unit for later restoration.
c.
Individually delete all snapshot units using the following command:
HSGA> DELETE snapshot-unit-name
4. Verify that all snapshot units were deleted using the following command:
HSGA> SHOW UNITS FULL
IMPORTANT: If any snapshot unit exists, repeat step 3.
5. Identify and record the current CACHE_FLUSH_TIMER value using the
following command:
HSGA> SHOW THIS_CONTROLLER
The following text is only a portion of the resulting display—an arrow points to
the pertinent status indication:
Controller:
HSG80
(C) DEC ZG80200258 Software V86P-0,
Hardware E01
NODE_ID
= 5000-1FE1-0007-B780
ALLOCATION_CLASS
= 1
SCSI_VERSION
= SCSI-2
Configured for MULTIBUS_FAILOVER with ZG92810098
In dual-redundant configuration
Device Port SCSI address 7
Time: 14-MAR-2001
15:44:25
Command Console LUN is lun 0 (IDENTIFIER = 0)
Cache: