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Converting to DFSMSrmm from ASG-ZARA or AutoMedia
book

Converting to DFSMSrmm from ASG-ZARA or AutoMedia

by Mary Lovelace, Norbert Schlumberger
December 2003
Intermediate to advanced content levelIntermediate to advanced
782 pages
23h 9m
English
IBM Redbooks
Content preview from Converting to DFSMSrmm from ASG-ZARA or AutoMedia
8 Converting to DFSMSrmm from ASG-ZARA or AutoMedia
When multiple systems exist, then they can share the same control data set. The
control data set cannot be a SYS1 data set if the control data set is to be shared.
Figure 1-4 shows the structure in this environment.
Figure 1-4 DFSMSrmm in a multisystem environment
When multiple systems share one CDS, you can use Global Resource
Serialization (GRS) resource definition to solve the possible contention
problems. Refer to “GRSRNLxx (optional) - Global resource serialization
resourcename list” on page 80 for details on how to customize GRS reserve and
release actions for DFSMSrmm.
1.1.3 What are ...
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