HP XP P9500 Storage - Manual (Page 402)

7. Start operation at the local site.
Operation in the Delta Resync configuration is performed from the local site.
Failback to the Primary Site
To perform failback:
1.
Terminate primary site host maintenance.
2. Stop operation at the local site.
3. From the primary site, execute the YKSUSPND FLUSH command for the Continuous Access
Journal Z copy pair between the local site and the remote site.
•
YKQUERY
•
YKSUSPND FLUSH
•
YKEWAIT GOTO(SUSPEND)
4. From the primary site, execute the YKSUSPND FORWARD command for the Continuous Access
Synchronous Z copy pair.
402 Maintenance and troubleshooting operations