If a job scheduling system will be used to process msys for Setup commit jobs, type the name of the main class that will be assigned to these jobs into this entry field. This specification corresponds to the JES3 statement //*MAIN CLASS=<class name> (See z/OS MVS JCL Reference for details).
The configuration of the class must guarantee that the jobs are not released immediately but will wait to be processed by the job scheduling system.
The entry is optional if you have typed a job class into the Hold job class field.
This field is only available if you have clicked the Allow scheduled Commit jobs check box and have selected JES3 as your JES type.
Rules: The JES3 hold main class:
Lowercase letters a-z are converted to uppercase letters A-Z.
Related information: