IBM System Storage DS8870 Architecture and Implementation

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Architectured for performance

In this chapter, we describe the performance characteristics of the IBM System Storage DS8870 with regards to physical and logical configuration. The considerations that are presented in this chapter can help you plan the physical and logical setup of DS8000.

This chapter covers the following topics:

•Software performance: Synergy items

•Performance considerations for disk drives

•DS8000 superior caching algorithms

•Performance considerations for logical configuration

•I/O Priority Manager

•IBM Easy Tier

•Performance ...

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