This sample chapter explains how the Heartbeat package enables you to build an inexpensive system that will fail over a resource from one server to another.
No Starch Press recently released The Linux Enterprise Cluster, which explains how you can build a reliable business system using inexpensive machines and free software. This excerpt will give you a taste of the focus and detail the book offers, as well as introducing the Heartbeat package and describing how to deploy it. Among the topics covered are:
- Physical connections between servers
- Heartbeat control messages
- Failing over resources
- Resource scripts
Title: The Linux Enterprise Cluster
ISBN: 1-59327-036-4
Published: May 2005; No Starch Press
Author: Karl Kopper
Chapter: Chapter 6, Heartbeat Introduction and Theory
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