Key Functions in z/OS Version 2 Release 1

An IBM Redbooks publication

Published 09 December 2014

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ISBN-10: 0738440221
ISBN-13: 9780738440224
IBM Form #: SG24-8252-00
(238 pages)

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Authors: Rama Ayyar, Guillermo Cosimo, Zhou Hui, Stanley Jon, Gil Peleg, Robert Schulz


IBM z/OS® Version 2 Release 1 helps you minimize downtime and achieve higher performance and availability. But are you exploiting z/OS to the maximum benefit for your enterprise?

This IBM® Redbooks® publication focuses on some of the key features of z/OS. The focus is mainly on z/OS Version 2 Release 1, but key features from earlier releases are also covered. This book concentrates on enhancements in the areas of hardware support, communications, security, data management, batch modernization, and other selected z/OS functions.

Each chapter describes what a feature is and the value it can bring to your business. Use cases help illustrate how each feature can be used, and leading practices offer advice on how to best take advantage of each feature.

This publication is of interest to z/OS systems programmers, database administrators, network and security specialists, and anybody interested in learning how to better exploit the capabilities of z/OS.

Table of contents

Part 1. Hardware support functions
Chapter 1. IBM zEnterprise Data Compression
Chapter 2. Shared Memory Communication - Remote Direct Memory Access (SMC-R)
Chapter 3. Flash Express and pageable large pages
Chapter 4. Coupling thin interrupts for CFCC
Chapter 5. Coupling Facility cache write-around
Chapter 6. HMC Integrated 3270 Console
Part 2. Networking and communications functions
Chapter 7. QDIO Accelerator with IP Security
Chapter 8. CommServer Configuration Assistant: Improved integration with z/OSMF and other new features
Chapter 9. CommServer Interface statement improvements
Chapter 10. TCP/IP profile SYNTAXCHECK command
Chapter 11. OSA-Express inbound workload queuing
Chapter 12. Sysplex autonomics
Chapter 13. Communication Server Enterprise Extender connection health verification feature
Part 3. Security functions
Chapter 14. Sysplex-wide security associations and policy-based routing for IPv6
Chapter 15. TCP/IP-based RRSF
Chapter 16. Communications Server IPSec and IKE improvements
Chapter 17. SAF-based authorization for job classes using JESJOBS profiles
Chapter 18. Converting to BPX.UNIQUE.USER from BPX.DEFAULT.USER
Part 4. Data management functions
Chapter 19. PDSE member generations
Chapter 20. Accessing catalogs for Record Level Sharing (RLS)
Chapter 21. zFS Version 5 conversion from zFS V4
Chapter 22. Catalog alias number constraint relief
Chapter 23. CA reclaim
Chapter 24. Catalogs larger than 4 GB
Part 5. Batch modernization functions
Chapter 25. Batch modernization
Chapter 26. JES2 spool migration
Chapter 27. Parallel Batch Recall
Part 6. Other key functions
Chapter 28. Heap overlay tolerance
Chapter 29. Auto-Reply for WTORs
Chapter 31. SMF record flood prevention

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