HP XP7 Continuous Access Synchronous User Guide (TK911-96004)

Figure notes:
• Cnt Ac-S pairs are assigned to a consistency group using RAID Manager.
Cnt Ac-S Z pairs are assigned to a consistency group using Business Continuity Manager
(BCM).
• Open and mainframe volumes (P-VOLs/P-VOLs) receive I/O requests from their applications
at the primary (main) site, and data in the volumes is updated.
• Cnt Ac-S or Cnt Ac-S Z runs copy operations in the consistency group.
Consistency group for pairs in multiple primary and secondary systems
Cnt Ac-S and Cnt Ac-S Z pairs in multiple primary and secondary systems can be placed in the
same consistency group. A maximum of four storage system pairings can be placed in the same
consistency group.
Consistency group planning 25