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 7. Infrastructure 167
For more information about scaling techniques, see 10.2, “Scalability” on page 289.
7.3.2 High availability
Designing an infrastructure for high availability means that your environment can survive the
failure of one or multiple components. High availability creates redundancy by avoiding any
SPOF on any layer (network, hardware, processes, and so on). The number of failing
components your environment must survive without losing service depends on the
requirements for your specific environment.
Consider the methods to identify high availability needs in an infrastructure:
Talk to the sponsor of your project to identify the high availability needs for each of the
services used. Because high availability in most cases ...
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