IBM z/OS V2R2: Availability Management

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IBM Health Checker

This chapter describes the IBM Health Checker and includes the following topics:

•3.1, “Health Checker overview” on page 28

•3.2, “REXX support for persistent data” on page 33

3.1 Health Checker overview

IBM Health Checker for z/OS is a system component that identifies potential problems before they affect the availability of your installation or at worst, cause outages. You can see Health Checker in context with the following components:

•Predictive Failure Analysis (PFA).

•Runtime Diagnostics, which is described in Chapter 5, ...

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