Professionals often turn to SaltStack to manage server farms in parallel. When used properly, the same technology also saves work in small networks.

A powerful search engine, a tool for processing and normalizing protocols, and another for visualizing the results – Elasticsearch, Logstash, and Kibana form the ELK stack, which helps admins manage logfiles on high-volume systems.

Find out how your web server performs under fire with Apache's JMeter testing tool.