RabbitMQ Cookbook

Chapter 6. Developing Scalable Applications

In this chapter we will cover:

• Creating a localhost cluster
• Creating a simple cluster
• Adding a RabbitMQ cluster automatically
• Introducing a load balancer to consumers
• Creating clients of the cluster

Introduction

RabbitMQ provides, among the various features, clustering capabilities.

Using clustering, a group of properly configured hosts will behave the same as a single broker instance with the following purposes:

• High availability: If one node is shut down, the distributed broker still accepts and serves messages. These aspects will be treated in depth in Chapter 7, Developing High-availability Applications.
• Scalability of the load of messages: Message routing is distributed among all the nodes of the cluster. ...