Collectd

Collectd plugins made easy

Collectd is a Unix daemon that collects, transfers and stores performance
data of computers and network equipment. The acquired data is meant to help
system administrators maintain an overview over available resources to detect
existing or looming bottlenecks.

Collectd provides a long list of
plugins
available
out-of-box. However, if you need to collect additional metrics, one of the
easiest ways to do so is using the exec
plugin
.

In order to use the exec plugin, create an Collectd configuration file: