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 3. Enhancing virtualization and RAS for higher availability 85
processor and memory activations across a pool of 2 - 4 Power 795 systems. This flexibility
leads to the increased utilization of the resources and to enhanced application availability.
3.5.1 Power Flex Overview: RPQ 8A1830
Power Flex has these highlights:
Supports multi-system infrastructure support for active-active availability
Allocates and rebalances processor and memory resources
Uses LPM for flexible workload movement
Delivers seamless growth with Capacity on Demand (CoD)
Includes On/Off processor days for extra capacity
Power 795 servers in a Power Flex environment are allowed to share large portions of their
virtual processor and memory resources to provide capacity ...
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