June 2012
Intermediate to advanced
638 pages
20h 46m
English
book
WebSphere Application Server V8.5 Concepts, Planning, and Design Guide
by Jan Bajerski, Davide Barillari, Libor Cada, Susan Hanson, Guo Liang Huang, Rispna Jain, Shishir Narain, Jennifer Ricciuti, Christian Steege
Content preview from WebSphere Application Server V8.5 Concepts, Planning, and Design Guide
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Chapter 5. Intelligent Management 121
Dynamic workload controller
The dynamic workload controller dynamically adjusts server weights to even out and minimize
response times across the cluster. There is one dynamic workload controller per cluster.
The dynamic workload controller maintains a list of active server instances for each dynamic
cluster, and assigns each a routing weight according to observed performance trends.
Requests are then routed to candidate server instances to balance workloads on the nodes
within a dynamic cluster based on a weighted least outstanding requests algorithm.
The application placement controller
The application placement controller is responsible for the management of an application’s
location within a node group ...
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