December 2011
Intermediate to advanced
426 pages
13h 30m
English
book
Power Systems Enterprise Servers with PowerVM Virtualization and RAS
by Dino Quintero, JinHoon Baek, Guillermo Diez, Hassan Elsetohy, Debra Francis, Bing He, Rajesh Jeyapaul, Anil Kalavakolanu, Tejaswini Kaujalgi, David Kgabo, Ricardo Puig, Vani Ramagiri
Content preview from Power Systems Enterprise Servers with PowerVM Virtualization and RAS
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Chapter 2. Exploring RAS and virtualization features in more detail 47
The shared memory pool size can be increased and reduced dynamically. If no shared
memory partitions are available, the pool can also be deleted.
In a shared memory environment, each shared memory partition requires a dedicated paging
space that is assigned to the shared memory pool. If there is no available paging device in the
pool, the activation fails. Paging devices are automatically designed based on the maximum
logical configuration of the LPAR.
Paging devices can be dynamically added or removed from the shared memory pool if not in
use by any virtual server.
2.8.2 P ...
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