Monitoring Elasticsearch

Summary

This chapter examined the Elasticsearch monitoring tool Kopf, the Elasticsearch, Logstash, and Kibana (ELK) log aggregation stack, the system monitoring tool Nagios, and various GNU/Linux command line utilities.

Some takeaways are:

• Kopf is an Elasticsearch monitoring tool similar to Elasticsearch-head, but provides a few different metrics.
• The Elasticsearch, Logstash, and Kibana (ELK) stack is a tool for searching, analyzing, enriching, and visualizing log files.
• Consider using a tool such as Nagios to monitor an Elasticsearch cluster. Nagios can be configured to send out email notifications when a process goes down or if the node itself goes down.
• Using a few GNU/Linux command tools, we can gather many of the same metrics provided by the various ...