Check manual page of check-mk-inventory

Checkmk: Discovery Procedure
Distribution official part of Check_MK
License GPL
Supported Agents AIX Freebsd Hpux Linux Macosx Netbsd Openwbsd Openwrt Solaris
This check is set up automatically on new instances. It informs you about changes to the discovered services of host labels. The service goes into (WARNING) state by default once a change is detected. This can be configured using the ruleset "Periodic service discovery". The service can also be configured to automatically update the Checkmk configuration based on the found services using the ruleset mentioned before.

Discovery

One service will be created for each host supporting this check.