December 2006
Intermediate to advanced
228 pages
6h 20m
English
book
Introduction to the New Mainframe: Large-Scale Commercial Computing
by Mike Ebbers, Pilar Gonzalez Adrados, Frank Byrne, Rodney Martin, Jon Veilleux
Content preview from Introduction to the New Mainframe: Large-Scale Commercial Computing
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Chapter 7. Systems management 141
Different methods can be used for capacity planning. The method and tool
selected will depend on the time, cost, skill, and level of detail and accuracy that
are available.
LPAR Capacity Estimator (LPAR/CE), CP2000 Quick Sizer, as well as Processor
Capacity Reference (PCR) and zProcessor Capacity Reference (both based on
Large Systems Performance Reference (LSPR) data) are examples of tools that
can help you estimate various configurations and workloads using a
spreadsheet-like approach.
These tools are based on previous IBM comparisons among models of
mainframes, resulting in an Internal Throughput Ratio (ITR) ...
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