Performing preupgrade tasks when replication is configured

If continuous replication is configured and replication jobs are running on the file systems, complete the following steps:

Check that status of the replication service:
```
Replication> continuous service status
```
If the status is RUNNING, stop the replication service:
```
Replication> continuous service stop
```
Upgrade the secondary site.
Upgrade the primary site.
Start the replication service:
```
Replication> continuous service start
```