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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.

Description:
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

[Download Learn to build a high availability server pair using the Linux Heartbeat package]