HP XP P9000 Business Continuity Manager User Guide (T5253-96086, November 2013)

7. Start primary site host maintenance.
Operation in a 4x4x4 Delta Resync configuration that originates from the local site starts.
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 local-to-remote EXCTG.
YKQUERY
YKSUSPND FLUSH
YKEWAIT GOTO(SUSPEND)
Using a 4x4x4 Delta Resync configuration 553