HP XP Racks - Manual (Page 505)

2. Start operation at the intermediate site.
Change the configuration to a 4x4 configuration in which operation is performed from the
intermediate site.
Failback
1. Recover the primary site storage system from the failure.
2. Stop operation at the intermediate site.
3. From the primary site, execute the YKRECVER command for the Continuous Access Synchronous
Z copy pair whose S-VOLs are in the storage system in which the failure occurred.
•
YKQUERY
•
YKRECVER
•
YKEWAIT GOTO(SIMPLEX)
Using a 4x4x4 Cascade Configuration 505