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Intended Audience
This document is intended for:
- People involved in System z installation, configuration and tuning;
- System z security professionals, including I/T and I/S managers;
- Systems planners, analysts, integrators, and administrators.
Terminology
This chapter defines technical terms and abbreviations used in this document.
Table 1 Abbreviations and technical terms definition
Abbreviation | Definition |
ZAC | ZETALY Automated Capacity© |
CPC | Central Processor Complex (physical machine) |
CMP | Country multiplex |
LPAR | Logical Partition |
MSU | Million Service Units (Reference unit for software billing) |
IMSU | Interval consumption in MSU |
R4H | Rolling Four Hours (4 hours’ average consumption in MSU) |
DC, DEFCAP | Defined Capacity |
AC, ABSCAP | Absolute Capping |
Capacity | Full capacity of the CPC |
White Space | CPC capacity – maximum ZAC boundary for the CPC (CPCMAX) |
Free Space | Maximum ZAC limit for the CPC – SUM (LPAR DEFCAP) |