March 2012
Intermediate to advanced
648 pages
15h 31m
English
Content preview from ABCs of z/OS System Programming Volume 10
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Hardware Configuration Definition (HCD)
Several hardware components, including PR/SM and the channel subsystem (CSS) together with the IBM z/OS operating system need to know what hardware resources (mainly I/O) and other software information are available in the system and how these resources are connected. This information is called the configuration and it is provided by your installation. You must describe this configuration to be used at IPL by z/OS (software) and to be used at power-on reset by the channel subsystem and PR/SM (hardware). In ...
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I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.