Tag Archives: subsystem

Increasing Number of CHPIDs (Channel Path Identifiers) for LCUs (Logical Control Units)

Posted on 30 January 2013 by

The channel subsystem (CSS) and the IBM z/OS operating system need to know what hardware resources are available in the computer system and how these resources are connected. This information is called hardware configuration. Hardware Configuration Definition (HCD) provides an … Continue reading →

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