# Services

<p class="callout info">A service is a grouping of resources that form a whole.</p>

Pandora FMS monitors a group of elements whose individual status determines, in a configurable way, the global status of the service provided. For example, Pandora FMS depends on its various functionalities (Web Console, PFMS Server, MySQL database server), where each has a lesser or greater degree of importance for the correct operation of the tool.

Pandora FMS, when in high availability mode, even has a base schema similar to a *web cluster*:

[![what-is-pandora-fms-06_2.png](https://pandorafms.com/guides/public/uploads/images/gallery/2026-01/scaled-1680-/what-is-pandora-fms-06-2.png)](https://pandorafms.com/guides/public/uploads/images/gallery/2026-01/what-is-pandora-fms-06-2.png)