Chapter 2. Introduction to the Parallel Sysplex 17
2.3 Sysplex services
This section provides an overview of the sysplex services provided by XCF and XES, and
identifies where IMS invokes these services. As always, a more complete and detailed
explanation can be found in the IBM sysplex documentation, but many of the terms and
concepts we discuss here, you will hear in discussions about the Parallel Sysplex with IMS.
The following sections in this chapter should give you a good understanding of how IMS
exploits these services, and help you in the planning, implementation, and operational phases
of an IMS migration to the Parallel Sysplex environment.
We briefly discuss three types of services:
Sysplex services for communications
Sysplex ser ...