So far, we discovered in the first chapter what makes sense of the big data groove in the cloud and more specifically in OpenStack. The Elastic Hadoop on demand service called Sahara was introduced and we covered how it was architecturally integrated in OpenStack. In this chapter, we will walk through a complete setup and configuration of Sahara in OpenStack. To do so, a complete OpenStack environment setup is required in the first place before integrating Sahara.

Installing OpenStack and configuring it manually is a repetitive and sometimes an error-prone process, especially within the last releases that include more incubated projects and running more services. Getting the OpenStack environment up and running can take a few dozen pages and a lot of troubleshooting issues. On the other hand, being a proponent of the automation discipline and tools is a good step in the right direction for a fast, consistent, and correct installation process. There...