HP StorageWorks XP Remote Web Console Software - Manual (Page 169)

2. After all write I/Os to primary data volume have stopped, split the mirror (i.e., a pair of the
master and restore journal group. When splitting it, use the Suspend Pair window and then
specify Group for Range and specify Flush for Suspend Mode.
3. When the status of all data volume pairs in the journal group has changed to Suspend, the
duplicate set of volumes is complete. If desired, you can restart your business application at
the primary site to resume business activities.
Hitachi Universal Replicator for z/OS user guide for XP12000/XP10000 Disk Arrays and SVS 200 169