Startup, shutdown, and activity tracing

The server is controlled using the START (S), STOP (P) and MODIFY (F) z/OS® system commands. These commands are typically issued on a z/OS® system console.

Use START procname to start the server.

Use STOP procname to stop the server.

To enable activity tracing, usually as an HCL support request, the following modify command can be used: 
F procname,APPL=TRACEON
To disable activity tracing, the following modify command can be used: 
F procname,APPL=TRACEOFF
To display the release and PTF level of the running server, the following modify command can be used: 
F procname,APPL=VER