Nagios

Overview

Homepage: https://www.nagios.org/
Changelog: https://www.nagios.org/projects/nagioscore/history
Documentation: http://nagios.sourceforge.net/docs/nagioscore/3/en/toc.html
Get version: nagios –version
OMD default: enabled
OMD URL: /<site>/nagios

Nagios, an open-source software application, monitors systems, networks and infrastructure. Nagios offers monitoring and alerting services for servers, switches, applications and services. It alerts users when things go wrong and alerts them a second time when a the problem has been resolved.

Directory Layout

Global Config Directory: <site>/etc/nagios & <site>/etc/nagios/nagios.d
Object Config Directory: <site>/etc/nagios/conf.d
Logfiles: <site>/var/nagios/

OMD Options & Vars

Option Value Description
CORE none
nagios
naemon
icinga
to disable core
core to use