Software Owner's manual

Chapter 3 Preparing for Universal Replicator z/OS Operations 3-53
Hitachi Universal Replicator for IBM /OS User’s Guide
As a result, the former secondary volume in the URz secondary site
changes to the primary data volume. Also, the former primary volume in
the primary site changes to the secondary data volume (see the upper-
right picture in
Figure 3-30).
Note: YKRESYNC is a command for re-establishing a pair.
3. Stop business tasks at the URz secondary site.
4. Use Business Continuity Manager to execute the YKSUSPND FORWARD
command on the URz pair.
Note: YKSUSPND is a command for splitting a pair and stopping the copy
operation temporarily.
5. Use the primary volume in the primary site to resume your business tasks.
6. Use Business Continuity Manager to execute the YKRESYNC FORWARD
command on the URz pair, so that the copy direction of the pair will be
returned to its original direction.
7. Use Business Continuity Manager to execute the YKMAKE command on the
TCz pair.
The system configuration returns to the original 3DC multi-target
configuration (see the lower-right picture in
Figure 3-30).
Note: YKMAKE is a command for creating a pair.