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

OptionValueDescription
COREnone
nagios
naemon
icinga
to disable core
core to use