Splitting and merging your DFSMSrmm control data set
The control data set (CDS) contains information about the resources that are managed by Data Facility System Managed Storage removable media manager (DFSMSrmm). Normally, the resources are all those used on a single system or in a set of systems with a shared direct access storage device (DASD) environment. If you ever split these systems or merge them because of changes in workload, you might also want to do the same to the DFSMSrmm CDS.
This chapter describes these topics:
•Understanding when ...