

Since ELK has multiple parts, and some of them have other dependencies, setting up ELK is not as simple as installing other stacks, which sometimes require a simple one-line yum installation command. Based on Elasticsearch, Logstash and Kibana, ELK is a fully open source solution for searching, analyzing and visualizing data in any format, at any scale. Here's another open source software stack you should know about in our present age of cloud and big data: the Elastic Stack, or ELK. Linux, the Apache Web server, MySQL, and PHP, the four ingredients of the LAMP stack, which revolutionized data centers and made open source a big deal two decades ago, are probably the most famous example.
