September 2002
Intermediate to advanced
332 pages
11h 1m
English
Content preview from IBM eServer zSeries 900 Technical Guide
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220 IBM eServer zSeries 900 Technical Guide
I/O
I/O cards can be added concurrently to a z900 server if all the required infrastructure is
present on the configuration. The Plan-Ahead process can assure that an initial configuration
will have all the infrastructure required by the target configuration.
Dynamic I/O configurations are supported by some operating systems (z/OS, OS/390, and
z/VM), allowing nondisruptive I/O upgrades. However, it is not possible to have dynamic I/O
reconfigurations on an standalone Coupling Facility because there is no operating system
with this capability running on this machine. Dynamic I/O configurations require ...
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