© Copyright IBM Corp. 2003. All rights reserved. xi
Preface
This IBM® Redbook is the first volume of a series of redbooks called IMS™ in the Parallel
Sysplex®. These redbooks describe how IMS exploits the Parallel Sysplex functions and how
to plan for, implement, and operate IMS systems working together in a Parallel Sysplex. We
use the term
IMSplex to refer to multiple IMSs which are cooperating with each other in a
Parallel Sysplex environment to process a common shared workload. Although we generally
think of an IMSplex in terms of online environments, an IMSplex can include batch IMS jobs
as well as IMS utilities.
This redbook provides an overview of the Parallel Sysplex and the services offered to
authorized programs such as IMS. It then ...