Nagios is an open-source monitoring tool originally created to run on Linux, but you can also run it on other Unix systems. It was released in 1999 and has over 1 million users worldwide today. Nagios has many features, most of which relate to monitoring. It can track systems, network services, applications, host resources, and infrastructure. It enables you to define parent-child relationships between hosts, create parallelized service checks, define many kinds of event handlers to aid in solving problems, and much more. Nagios is an important tool because you can use it to detect numerous kinds of server or network problems.
2023-07-03