In this chapter we describe the basic data sharing implementation issues that
concern the coupling facility. While the z/OS systems teams usually control most
aspects of the CF, you (the DB2 team) must provide them with sizing information
for the structures that DB2 uses.
All the information required by the z/OS or Parallel Sysplex team is given in this
chapter.
We discuss the following topics:
Structure sizing
Auto Alter
Duplexing
CF configuration alternatives
CFRM policy
Best practices for the coupling facility
3
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