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Chapter 10 Usage Scenarios 10-19
Hitachi Universal Replicator for IBM /OS User’s Guide
– YKQUERY
– YKRESYNC DELTAJNL
– YKEWAIT GOTO(DUPLEX)
If the command is successful, the UR pair between the primary and remote
sites changes to the HOLD status.
5. Start primary site host maintenance.
6. Start operations at the local site. Operation in the 3DC multi-target
configuration is performed from the local site.
Performing Failback
To perform failback to the primary site:
1. Terminate primary site host maintenance.
2. Stop operation on the local site.
3. From the primary site, execute the YKSUSPND FORWARD command for the
TC pair.
– YKQUERY