During activation of the CICS® VR server address space, CICS VR attempts to allocate data sets to various ddnames. For some of the ddnames, CICS VR attempts to dynamically create, catalog and allocate a data set if one was not created prior to activation.
Data set description | ddname | Dynamically created |
---|---|---|
Message data set | DWWMSG | YES |
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Trace data set | DWWDMSG | YES |
Dump data set | DWWDUMP | YES |
History data set | DWWHIST | YES |
Recovery control data set (RCDS) | DWWCON1 | NO |
Recovery control data set (RCDS) | DWWCON2 | NO |
Recovery control data set (RCDS) | DWWCON3 | NO |
The following topics elaborate on each of the data sets used by the CICS VR server address space: