HP XP Racks - Manual (Page 65)

Figure 26 Example of a configuration after a failover during a host failure at the primary site
Operations during a storage system failure at the primary site
During a storage system failure at the primary site, the YKSUSPND REVERSE command can be
executed for the Continuous Access Synchronous Z copy group to suspend it, and the configuration
can be switched to the 4x4 configuration between the intermediate and remote sites to continue
operation.
Figure 27 (page 66) shows a configuration example after a failover during a storage system failure
at the primary site.
Replication products and data center configurations 65