December 2006
Intermediate to advanced
446 pages
11h 28m
English
book
High Available Architectures and Capacity Planning with WebSphere Remote Server V6
by Byron Braswell, Marc Siegel, Le Gang Wu
Content preview from High Available Architectures and Capacity Planning with WebSphere Remote Server V6
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64 HA Architectures & Capacity Planning with WebSphere Remote Server V6
4.1 Overview of high availability architecture
High availability is the system management strategy of quickly restoring essential
services in the event of a system, component, or application failure. The goal is
to minimize the down time. The most common solution for the failure of a system
performing critical business operations is to have another system waiting to
assume the failed system's workload, and continue the business operations.
The term
cluster is used here to describe a collection of nodes and resources
such as disks and networks that work together to ensure that high availability of
services is running within the cluster. If one of the machines in the cluster ...
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