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 5. IMS shared queues 95
resources. Individuals messages are called list entries in sysplex terminology. Note that long
messages may require multiple list entries.
Figure 5-1 Shared queues structure
When IMS is initialized, it connects to these structures through an address space called the
Common Queue Server (CQS).
Once connected, it registers interest in specific resources (for example, transaction code,
LTERM name, MSNAME) which it is able to process (for example, process a transaction,
deliver a message, send to a remote IMS).
For the full function message input queue, IMS will register interest if the transaction is
defined to
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