I am trying to learn Splunk and understand how to install Splunk enterprise on AWS. While reading through the documentation I came across index clusters and head search clusters in Splunk, but there is no documentation(which I can find) showing how these 2 clusters interact with each other. Quick Start Guide is setting up both indexer cluster and search head cluster in one environment but even in this, there is no mention of how these 2 work together and relate with each other. Any reference to relevant doc or explanation will be great. Since I cannot make hyperlink, URL for quick start guide is https://s3.amazonaws.com/quickstart-reference/splunk/enterprise/latest/doc/splunk-enterprise-on-the-aws-cloud.pdf ... View more