HP StorageWorks Data Replication Manager HSG80 ACS Version 8.7P Configuration Guide (AA-RPHZF-TE, March 2004)

Configuring a Standard Data Replication Manager Solution
70 Data Replication Manager HSG80 ACS Version 8.7P Configuration Guide
T 3. Verify that the access on each unit is set to NONE:
SHOW UNITS FULL
You should see a display similar to that in Example Display 9.
Example Display 9
LUN Uses Used by
---------------------------------------------------------------------------
D1 DISK10000
LUN ID: nnnn-nnnn-nnnn-nnnn-nnnn-nnnn-nnnn-nnnn
NOIDENTIFIER
Switches:
RUN NOWRITE_PROTECT READ_CACHE
READAHEAD_CACHE WRITEBACK_CACHE
MAXIMUM_READ_CACHED_TRANSFER_SIZE = 128
MAXIMUM_WRITE_CACHED_TRANSFER_SIZE = 128
Access:
NONE
State:
ONLINE to this controller
NOPREFERRED_PATH
Size: nnnnnnnn blocks
Geometry (C/H/S): ( 7000 / 20 / 254 )
.
.
.
T 4. Distribute the units by setting their preferred path:
SET UnitName PREFERRED_PATH=THIS_CONTROLLER
or
SET UnitName PREFERRED_PATH=OTHER_CONTROLLER
Keep the busiest units on different controllers.
T 5. After configuring the units, restart the controllers by issuing the following CLI commands
in the order shown. Otherwise, the preferred path settings do not go into effect:
RESTART OTHER_CONTROLLER
RESTART THIS_CONTROLLER
T 6. When the controller has restarted, ensure that your storage settings are in place by issuing
the following CLI command:
SHOW UNITS FULL
You should see a display similar to that in Example Display 10.