A solid product with a rich feature set, if you get past the initial setup complexity.

Elasticsearch might be overkill if you are working with a small or mid-sized applications. However it's a serious solution for big-scale apps that are dealing with millions of records. The setup of the Elasticsearch might seem easy, but the maintenance is not. If you have simpler needs, I would suggest the full-text search functionality of modern PostgreSQL versions.

It's an easy choice when complex queries are involved, if cost is a secondary factor.

Der Elastic Stack mit 15 Nodes betreiben wir OnPrem als zentrales Logfile-Monitoring für unzählige Systeme.

It's been a great experience, I was able to leverage it to extract useful information from an extensive mass of data.