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Building Clustered Linux Systems by Robert W. Lucke

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Chapter 4. Any Way You Slice It: Work and Master Nodes in a Cluster

Chapter Objectives

  • Examine the characteristics of “worker nodes” or “compute slices” in a cluster

  • Discuss criteria for choosing a compute slice

  • Describe several example system architectures[1]

  • Analyze expected performance and potential bottlenecks in a given system

The individual systems in a cluster that actually perform parallel work may be viewed as “slices” of a larger computer. Because each of these systems is usually in an individual package that includes a motherboard, CPUs, RAM, internal disks, and other components, it is important to consider what characteristics make a particular system suitable for use in a given cluster. This entails understanding underlying hardware “compute ...

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