NEC Express5800/R320a-E4 User Manual page 329

Committing the Upgrade
When you are finished testing your applications on the merged system, and you are satisfied that
everything is working correctly, you can commit the upgrade to make it permanent.
Committing the upgrade
•
Rebuild the mirror of any internal RDR system disk by overwriting the original partner disk
with its newer, upgraded partner disk.
•
Rebuild the mirror of any internal RDR data disk by overwriting the stale partner disk with its
newer, activated disk. The stale disk refer to the one that your applications have been writing
data throughout the upgrade process.
•
Does not restart your applications, as they are already running on the upgraded system. There
is no additional downtime.
CAUTION:
You cannot abort the upgrade process after you commit an upgrade because the original
state of the system is lost (overwritten) as a result of completing the upgrade process. Ensure
that your system is working as expected before clicking Commit.
How to commit the upgrade
1. Close all non-essential applications.
2. Verify that the upgrade state, as reported in the status bar, is Fault Tolerant\Merge\Ready.
3. Click Commit.
IMPORTANT:
Your screen might flicker and you might briefly lose control of your keyboard and mouse as
the system commits the upgrade.
The commit process should take only a few minutes. After it completes, the upgrade state is Fault
Tolerant\Commit\Ready. You can click Finish to clean up ft series resources, as described in
"Finishing the Upgrade" on page 5-172.
If the commit process fails the first time, you can click Retry to try again. If the problem persists,
see "Troubleshooting" for information about resolving the problem.
Installing and Using Utilities 5-169