March 2007
Beginner
526 pages
13h 53m
English
book
Introduction to the New Mainframe: z/VSE Basics
by Wolfgang Bosch, Hans Joachim Ebert, Helmut Hellner, G. M. (Jerry) Johnston, Wilhelm Mild, Ingolf Salm, Joerg Schmidbauer, Martin Walbruehl, Mike Ebbers
Content preview from Introduction to the New Mainframe: z/VSE Basics
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374 Introduction to the New Mainframe: z/VSE Basics
for each installation. Therefore, z/VSE allows the system to be configured to your
needs. Configuration is required to make the best usage of system resources (for
example, to optimize the system performance).
This section describes the following topics:
System libraries where the software is located
I/O device configuration
Console definitions
Customization parameters used to define the z/VSE configuration
15.2.1 z/VSE system libraries
First there is the z/VSE software as supplied by IBM. This is usually installed to
two-disk volumes known as the system residence volumes (DOSRES) and the
system work disk 1 (SYSWK1).
The system library IJSYSRS resides on the volume DOSRES. The PRD1 and
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