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Threadsafe Considerations for CICS by John Tilling, Peter Klein, Em James, Philip Hale, George Bogner, Chris Rayns

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Threadsafe tasks
This chapter identifies the tasks to make a CICS DB2 application threadsafe, so that it can continue to run on an L8 task control block (TCB), after a DB2 command is issued. This chapter also identifies the tasks to make a DB2 application threadsafe. The same principles apply for an application calling one of the other OPENAPI task-related user exits (TRUEs), namely IMS, WebSphere MQ, and IP sockets for CICS.
In addition, this chapter explains how to use utilities supplied with CICS that can assist in identifying programs that ...

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