September 2002
Intermediate to advanced
332 pages
11h 1m
English
Content preview from IBM eServer zSeries 900 Technical Guide
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Chapter 1. zSeries 900 overview 7
Hiperspace services have been re-implemented to use real storage rather than expanded
storage. Although OS/390 Release 10 does not support expanded storage when running
under the new architecture, all of the Hiperspace APIs, as well as the Move Page (MVPG)
instruction, continue to operate in a compatible manner. There is no need to change products
that use Hiperspaces.
Up to 64 GB of memory
The z900 continues to employ storage size selection by Licensed Internal Code Configuration
Control introduced on the 9672 G5/G6 processors. Memory cards installed may have more
usable memory than required to fulfill the server order. LICCC will determine how much
memory is used from each card. Memory upgrades within the ...
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