Subsystem and Transaction Monitoring and Tuning with DB2 11 for z/OS

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EDM pools

The environmental descriptor manager (EDM) pools contain skeleton application plans and packages, database descriptors, and cached dynamic SQL statements. After a discussion of the evolution of the allocation of the EDM pool, we examine its contents.

This chapter contains the following topics:

•EDM pools overview

•Plan and package storage and skeleton pool

•DBD pool

•DB2 statement caching

5.1 EDM pools overview

The environmental descriptor manager (EDM) pools are the sets of main storage, which contain skeleton application plans and ...

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