This information supports z/OS® (5650-ZOS).

Purpose of this information:

This information is for any JES3 complex that runs Multiple Virtual Storage/Enterprise Systems Architecture/390. This information provides guidance information about initializing, tuning, and managing JES3.

Who should read this information:

JES3 system programmers or anyone who is responsible for initializing, tuning, or managing JES3 should use this information. This information also contains information that is useful when planning for JES3.

How to use this information:

To use this information you need not read it from cover to cover. Depending on your knowledge of JES3 and your information needs, you can read selected topics. The first time you come to this information, however, you should read the table of contents, the figure list, and the "Introduction" to help you understand the type of information presented and the organization of the information.