Chapter 1. Coupling Facility Site preference List

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Coupling Facility Site preference List

This chapter describes a Parallel Sysplex enhancement that is named Coupling Facility (CF) Site Preference List, which was introduced with z/OS V2R2.

This chapter includes the following topics:

•1.1, “CF duplexed structures and keywords” on page 2

•1.2, “Enhanced messages” on page 5

•1.3, “IBM Health Check on structure duplexing” on page 6

1.1 CF duplexed structures and keywords

We begin this chapter by reviewing the coupling facility location criteria, types of duplexing, and the keywords that help to affect ...

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