IBM DS8000 and IBM Z Synergy DS8000: Release 9.2 and z/OS 2.5

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IBM Z and DS8000 performance

This chapter describes the IBM Z and DS8000 synergy features from a performance perspective and how these features contribute to a robust and efficient overall mainframe storage infrastructure.

This chapter includes the following topics:

•5.1, “Parallel access volume, HyperPAV, and SuperPAV” on page 74

•5.2, “Multiple allegiances” on page 83

•5.3, “The Modified Indirect Data Access Word facility” on page 85

•5.4, “A caching algorithm that is optimized for IBM Z” on page 86

•5.5, “High-Performance FICON for IBM Z” on ...

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