Chapter 1. Introduction to ELK Stack

This chapter explains the importance of log analysis in today's data-driven world and what are the challenges associated with log analysis. It introduces ELK stack as a complete log analysis solution, and explains what ELK stack is and the role of each of the open source components of the stack, namely, Elasticsearch, Logstash, and Kibana. Also, it briefly explains the key features of each of the components and describes the installation and configuration steps for them.

The need for log analysis

Logs provide us with necessary information on how our system is behaving. However, the content and format of the logs varies among different services or say, among different components of the same system. For example, ...

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