Ever forgotten to add a critical service to monitoring? Want to know if a service or process fails without explicitly monitoring every service on a host? …Then why not use SystemD’s existing knowledge of all the enabled services? Thanks to ‘Kbyte’ who made a simple Nagios plugin to do just this! Requirements Python3 (For RHEL/CentOS 7 yum install python34) python-nagiosplugin My pre-built RPMs or pip3 install nagiosplugin PyNagSystemD