Using CA Hyper-Buf

Using CA Hyper-Buf

This chapter provides information on the functions, constraints, utilities, and control statements used in the dynamic buffering process. CA Hyper-Buf dynamic buffering can be enabled or disabled at any time. You enable CA Hyper-Buf by running batch program GVBDBFON. You disable CA Hyper-Buf by running batch program GVBDBOFF.

There are sample job streams and procedures for these programs contained in the distribution CBS3JCL and CBS3PROC data sets. CA Hyper-Buf can also be enabled and disabled using the TSO interface. A full description of GVBDBFON and GVBDBOFF is included later in this manual.

This section contains the following topics:

CA Hyper-Buf Advantages

Controlling Dynamic Buffering

Dynamic Buffering Control Statements

Excluded OPENs

Level Selectors

Specifying LEVEL Selectors