HP XP Racks - Manual (Page 381)

2. From the primary site, execute the YKRESYNC command for the Continuous Access Journal Z
copy pair between the primary site and remote site 1.
•
YKQUERY
•
YKRESYNC
•
YKEWAIT GOTO(DUPLEX)
Operation returns to normal.
Performing primary site host maintenance
The following are the procedures for primary site host maintenance.
You can select either of the two remote sites as the failover destination of host operation. Delete
the Continuous Access Journal Z copy pair between the primary site and the remote site that is not
the failover destination, and then reverse the copy direction of the other Continuous Access Journal
Z copy pair.
The following is the procedure for performing a failover to remote site 1.
Failover
1. Stop operation at the primary site.
Using a 3DC Multi-Target (Cnt Ac-J Z x Cnt Ac-J Z) configuration 381