Rules: To meet disaster recovery needs, recovery
systems must obey the following rules:
- Be able to run the applications that use the copied data.
- Be able to process commands to the secondary volumes to end the
secondary copy state and to become available for primary system allocation.
- Have access to the SDM software, TSO commands, and to the state,
control, and journal data sets.
- Have access to the CXRC master data set.
- Have access to the cluster control data set if sessions
are coupled through a cluster session.
For additional information about host access to the master coupled
data set, refer to Allocating the CXRC master data set.