Elasticsearch is a highly scalable open-source full-text search and analytics engine. It allows you to store, search, and analyze big volumes of data quickly.
eXo Platform supports two deployment modes of Elastic search:
Embedded mode: One node of Elasticsearch embedded in each eXo Platform instance.
External mode: eXo Platform (deployed in standalone or cluster mode) is connected to an external Elasticsearch (deployed in standalone or cluster mode).
With eXo Platform 4.4, the embedded mode is bundled by default with the platform as an add-on.
This chapter covers the following topics: