December 2006
Intermediate to advanced
228 pages
6h 20m
English
book
Introduction to the New Mainframe: Large-Scale Commercial Computing
by Mike Ebbers, Pilar Gonzalez Adrados, Frank Byrne, Rodney Martin, Jon Veilleux
Content preview from Introduction to the New Mainframe: Large-Scale Commercial Computing
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Chapter 3. Scalability 61
What we can see from this example is that a client work request spans across
multiple address spaces on z/OS. In order to manage these requests, it is
necessary to recognize the transaction flow and based on this, to manage the
address spaces and requests to meet the end-user expectation.
12
WLM developed a set of programming interfaces which allow middleware and
subsystems to identify work requests to WLM, to help WLM to trace the work
through the system and to identify the time the requests stay on z/OS.
Over time, WLM developed various techniques to recognize work on the system
and to manage it independently from ...
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