13.3. CICSPlex SM traces

The CICSPlex SM trace facilities provide a detailed record of every exception condition that occurs. They can also be used to trace various aspects of component processing.

In CMASs and MASs, CICSPlex SM writes user trace records to the CICS trace data set, as follows:

  • If any local or remote MAS is in communication with a CMAS, trace data is shipped from the MAS to the CMAS, and a full, formatted trace record is produced.

  • If any local or remote MAS is not in communication with a CMAS (either because the communications component is not yet active or because there is a problem with communications itself).

In CASs, trace data is written to a wrap-around buffer, with new data overwriting old data. Because CAS trace data is ...

Get z/OS Diagnostic Data Collection and Analysis now with the O’Reilly learning platform.

O’Reilly members experience books, live events, courses curated by job role, and more from O’Reilly and nearly 200 top publishers.