ELKStack
ELK Stack, also known as Elastic Stack, is a suite of three open-source tools—Elasticsearch, Logstash, and Kibana—developed by Elastic. It provides a scalable platform for collecting, storing, indexing, searching, and visualizing large volumes of log and event data in real time.
Elasticsearch is a distributed, RESTful search and analytics engine built on Apache Lucene. It stores data
Logstash is a data processing pipeline that ingests data from multiple sources, applies transformations, and forwards
Kibana is a web-based visualization layer that connects to Elasticsearch to create dashboards, charts, and interactive
Beats are lightweight data shippers that send logs and metrics directly to Elasticsearch or Logstash, helping
Deployment considerations include cluster sizing, data retention policies, security controls, and monitoring to maintain performance and