March 2003
Intermediate to advanced
282 pages
9h 13m
English
book
IMS in the Parallel Sysplex Volume I: Reviewing the IMSplex Technology
by Jouko Jantti, Juan Jesœs Iniesta Mart’nez, Knut Kubein, Bill Stillwell, Gary Wicks
Content preview from IMS in the Parallel Sysplex Volume I: Reviewing the IMSplex Technology
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Chapter 1. Introduction to the Parallel Sysplex 7
information and to communicate with each other. XCF communications services are available
only between members of an XCF group. Before explaining what each of these services
offers, it is first necessary to describe the concept of an XCF group.
1.4.1 XCF groups
According to
z/OS V1R3.0 MVS Sysplex Services Guide,
SA22-7617: “
A group is a set of
related members defined to XCF by a multisystem application in which members of the group
can communicate (send and receive data) between MVS systems with other members of the
same group.
”
There are many XCF groups in a Parallel Sysplex, and IMS and IMSplex-related programs
are members of many XCF groups. Groups are dynamically created when the first member ...
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