It is a keyword parameter which indicates what job output is to be written as a part of output listing. The following outputs can be requested: the Job statement;
all INPUT job control statements;
allocation, DISPOSITION and allocation recovery messages(allocation/termination MESSAGE)

MSGLEVEL=(statements, messages)

Statements:
- 0 – only the job statement is to be written;
- 1 – all input control statements, cataloged procedure statements and the INTERNAL representation of procedure statement parameters after symbolic parameters substitution are to be written;
- 2 – only input job control statements are to be written;

Messages:
- 0 – No allocation/termination messages are to be PRINTED unless the job terminates abnormally;
- 1 – All allocation/termination messages are to be printed.

It is a keyword parameter which indicates what job output is to be written as a part of output listing. The following outputs can be requested: the Job statement;
all input job control statements;
allocation, disposition and allocation recovery messages(allocation/termination message)

MSGLEVEL=(statements, messages)

Statements:
- 0 – only the job statement is to be written;
- 1 – all input control statements, cataloged procedure statements and the internal representation of procedure statement parameters after symbolic parameters substitution are to be written;
- 2 – only input job control statements are to be written;

Messages:
- 0 – No allocation/termination messages are to be printed unless the job terminates abnormally;
- 1 – All allocation/termination messages are to be printed.