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Optimizing HPC Applications with Intel® Cluster Tools by Christopher Dahnken, Michael Klemm, Andrey Semin, Alexander Supalov

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CHAPTER 2

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Overview of Platform Architectures

In order to optimize software you need to understand hardware. In this chapter we give you a brief overview of the typical system architectures found in the high-performance computing (HPC) today. We also introduce terminology that will be used throughout the book.

Performance Metrics and Targets

The definition of optimization found in Merriam-Webster’s Collegiate Dictionary reads as follows: “an act, process, or methodology of making something (as a design, system, or decision) as fully perfect, functional, or effective as possible.1 To become practically applicable, this definition requires establishment ...

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