HP 3PAR Remote Copy Software - Manual (Page 273)

C.55 Synchronous Long Distance Remote Copy Disaster Recovery Example
InForm OS Version 2.3.1 Remote Copy User’s Guide
In the example above:
◆ Tasks are started for each group that has already been recovered.
◆ A final synchronization is started from InServB to InServC to ensure that InServC has
the most recent data.
◆ Groups are then stopped and the primary volumes on InServB are switched to
secondary volumes and secondary volumes on InServA are switched to primary
volumes.
◆ Once completed, InServA resumes its role as the primary storage server and starts
Remote Copy with InServB and InServC.
7 Issue showrcopy on all systems to verify that the original Synchronous Long Distance
Remote Copy setup has been restored and is operating normally.