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File Number S360-36
GC28-6646-5
Systems Reference Library
IBM System/360 Operating System
Sup ervisor Services
The title of this manual was formerly IBM System/360
Operating System Supervisor and Data Management
Services. The data management section of the took has
been made a separate publication, IBM System/360
operating System Data Management Services, GC26-3746.
This manual describes how to use the services of the
supervisor. Among the services of the supervisor are
program management, task creation and management,
main-storage management, checkpoint and restart, and
Time Sharing Oftion.
This book also describes the linkage conventions
used by the operating system.
Intended mainly for the assembler-language
programmer, this book is a guide to using the rracro
instructions described in IBM System/360 Operating
System Supervisor and Data Management ~acro
Instructions, GC28-6647. This book does not discuss
macro instructions used for graphics, teleprocessing,
optical readers, optical reader-sorters, or nagnetic
character readers. These macro instructions are
discussed in separate publications that are listed in
the IBM System/360 Bibliography, GA22-6822.
References in this took to the forms control buffer
(FCB) are applicable to the 3211 printer and are for
planning purposes only.
References in this book to PCP or the~primary con-
trol program are no longer applicable.
Sixth Edition (June 1971)
This publication corresponds to Release 20.1. It is a
major revision of GC28-6646-4, which is now