Preparing
1.
From the primary site, execute the YKSUSPND FLUSH command for the Continuous Access
Journal Z copy pair.
YKQUERY
YKSUSPND FLUSH
YKEWAIT GOTO(SUSPEND)
2.
Start remote site storage system maintenance.
Change the configuration to a 2DC configuration in which operation is performed from the
primary site.
308 Maintenance and Troubleshooting Operations