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Pro Linux High Availability Clustering by Sander van Vugt

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CHAPTER 6

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Clustering Resources

At this point, all the prerequisites are met, and it’s time to start creating some cluster resources. In this chapter, you’ll read how to create a basic configuration; in later chapters, you’ll learn how to work with more advanced parameters.

What Makes Clustered Resources Different

The purpose of high availability is to make sure your vital resources will be available at all times. To accomplish that goal, you have to make sure that the resources are not started by the node’s init system but that they are managed by the cluster. That means that you must take the resources out of the systemd enabled services, so ...

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