XPLink: OS/390 Extra Performance Linkage

An IBM Redbooks publication

Published 07 December 2000

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ISBN-10: 0738418471
ISBN-13: 9780738418476
IBM Form #: SG24-5991-00
(96 pages)

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Authors: Michael MacIsaac, Graham Ewart, Art Goldschmidt, Dave Sudlik


This IBM Redbooks publication describes XPLink, the new high performance linkage option for OS/390.
It discusses the means by which XPLink achieves its performance goals, and the various ways these affect the performance of C and C++ code.
Finally, it shows the effect of the XPLink performance improvements on real-world applications.

Table of contents

Chapter 1. Overview
Chapter 2. Technical overview
Chapter 3. Terminology and usage
Chapter 4. Compatibility considerations
Chapter 5. Performance characteristics
Chapter 6. Application and benchmark measurements
Appendix A. XPLink code sequences
Appendix B. Sample CEEDUMP header

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