HP StorageWorks 1000 Modular Smart Array application note: Migrating to active/active controllers in Tru64 UNIX environments (434886-001, October 2006)

Migrating to active/active controllers in Tru64 UNIX environments 7

Upgrading the MSA to active/active

View and record the current configuration of all hard drives and associated LUNs.

From the MSA Command Line Interface (CLI), enter: show tech_support

Verify that supported HBA drivers and FC HBA firmware are installed as listed in the

Compatibility Guide on the MSA website:

MSA 1500 website: http://www.hp.com/go/msa1500cs

MSA 1000 website: http://www.hp.com/go/msa1000

The firmware version of the FC HBA can be viewed in the /var/adm/messages file

or the console log when the server boots up.

To see the currently-installed driver version, enter the following from the V5.1B

operating system: #grep Rev /var/adm/messages

If needed, obtain updated HBA drivers and firmware from the HP website:

http://www.software.hp.com

The FC HBA drivers are contained in the Tru64 UNIX patch kits. The minimum

supported patch kit for Tru64 V5.1B is PK4 / BL25.

The FC HBA firmware is available on the Alpha SRM firmware Update CD.

Step Description (continued) Check

Step Description Check

Notify all system administrators with systems connected to the MSA SAN fabric that the

disk array will temporarily be offline.

Download the new firmware to the MSA controller and any attached MSA20 storage

enclosures using the Tru64 MSA firmware upgrade procedures located in the

MSA1000/1500 Firmware Updating Guide.

IMPORTANT: Do not power cycle the MSA at this time as indicated in the

MSA1000/1500 Firmware Updating Guide.

• If the operating system is installed on the MSA go to Step 4.

• If a second FC HBA is not installed in the server(s) go to step 4.

• If the operating system is not installed on the MSA, and a second FC HBA is

already configured, go to Step 7.

Shutdown all production servers attached to the MSA SAN fabric.

If a second FC HBA path has not been configured yet, power off the server(s) and

install the second or subsequent FC HBA adapter and power on the server.

Record the WWID of the new FC HBA.

From the Alpha SRM console, enter: #show dev p

NOTE: Check the firmware version of the new FC HBA by booting the Alpha SRM

firmware update CD. Update the firmware if necessary.