Centralized Log Management with ELK Stack

This document explains centralized logging concepts and demonstrates how to deploy and configure the ELK Stack (Elasticsearch, Logstash, Kibana) with Beats to collect, index, and visualize Nginx and Docker logs. It covers setting up the stack via Docker, creating index patterns in Kibana, and building visualizations and alerts, while highlighting additional capabilities like Metricbeat monitoring and simple ML-driven forecasting.