8100 Updating Product Software Guide (XCS 6.250) (5697-1716, February 2012)

Figure 8 Controller Events (Initialized system) window

d. Check the Severity field to determine if any unexpected critical events have occurred.

If critical events have occurred, perform the steps outlined in the corrective action codes

to correct the problems. In some cases, it may be necessary to call your HP-authorized

service representative to fix the problem.

3. Verify that there are no changes to the storage system configuration in progress (such as

creation, deletion, shrinkage, expansion, and presentation). Make no configuration changes

within 48 hours before beginning the upgrade. Use proactive event notification to alert you

if a critical event occurs during the 48 hours before the upgrade.

NOTE:

• The leveling process does not impact the upgrade. Leveling is suspended during the

upgrade and resumed when the upgrade is complete.

• Suspend any processes or applications that may change the storage system configuration,

such as backups and snapshot creation or deletion. Stop any HP Storage System Scripting

Utility scripts that are scheduled to run automatically.

Preparing an HP P6000 Continuous Access environment for upgrading

Estimated time to complete: Varies depending on replication configuration

When to perform: As close as possible to the upgrade

When upgrading an EVA in an HP P6000 Continuous Access environment, the following

requirements must be met:

• Perform the controller software upgrade using the local management server (the server running

HP P6000 Command View that is local to the array being upgraded).

• Before you upgrade the controller software, you must upgrade HP P6000 Command View

(and layered applications) to the required version on both the source and destination storage

systems.

• Before you upgrade any storage system in an HP P6000 Continuous Access relationship,

ensure that all storage systems in the storage network are running the same version of controller

software. This ensures that when you upgrade one storage system, the storage network will

34 Pre-upgrade tasks