September 2002
Intermediate to advanced
332 pages
11h 1m
English
Content preview from IBM eServer zSeries 900 Technical Guide
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Chapter 2. zSeries 900 system structure 57
Partial I/O Restart
In the rare event of a Memory Bus Adapter failure, the system can be restarted to run with
only the I/O connections associated with the failed MBA deconfigured. This capability
enables the system to run partially degraded until the part is replaced, restoring full
capacity.
2.6.1 Channel Subsystem overview
Each z900 server has its own Channel Subsystem. The z900 CSS provides the server’s
communications to the outside world via channels. The CSS also provides “virtual”
communication between logical partitions within a same server.
The channels in the CSS permit transfer of data between ...
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