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IBM z/OS V2R2: Availability Management by Eweton Waki, Paulo Cesar Nascimento, Redelf JanBen, Wilson de Figueiredo, Keith Winnard

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IBM predictive failure analysis
This chapter describes the IBM predictive failure analysis (PFA) enhancements in z/OS V2R2 and includes the following topics:
4.1 PFA overview
Software detected system failures are categorized into one of the following types:
Masked failures: These failures are software detected system failures, which are detected and corrected by the software component.
Hard failures: This failure occurs when the software fails completely; for example, when ...

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