IBM DS8870 Architecture and Implementation

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RAS on the IBM DS8870

This chapter describes the reliability, availability, and serviceability (RAS) characteristics of the IBM DS8870.

The following topics are covered:

•Names and terms for the DS8870

•DS8870 Processor Complex RAS features

•CPC failover and failback

•Data flow in DS8870

•RAS on the HMC

•RAS on the disk system

•RAS on the power subsystem

•Other features

4.1 Names and terms for the DS8870

It is important to understand the naming conventions that are used to describe DS8000 components and constructs to fully ...

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