Now that we’ve installed Logstash, we will move forward and install and configure Elasticsearch. Before we do this, let me explain first a little bit more about Elasticsearch.
What Is Elasticsearch?
Elasticsearch, developed by Shay Banon, is written in Java. It is open source and based on Apache Lucene, under an Apache license.
So what does Elasticsearch really do? Elasticsearch is a scalable full-text search and analytics engine. It works with large data and lets you store and perform searches on it. Because Elasticsearch is based on Apache Lucene, it does incremental indexing, which ...