Nagios

There's more than one way to start, stop, and restart Nagios. Here are some of the more common ones...

Tip Tip: Always make sure you verify your configuration before you (re)start Nagios.

Starting Nagios


  1. Init Script: The easiest way to start the Nagios daemon is by using the init script:
    /etc/rc.d/init.d/nagios start
  2. Manually: You can start the Nagios daemon manually with the -d command line option:
    /usr/local/nagios/bin/nagios -d /usr/local/nagios/etc/nagios.cfg

Restarting Nagios


Restarting/reloading is nececessary when you modify your configuration files and want those changes to take effect.

  1. Init Script: The easiest way to restart the Nagios daemon is by using the init script:
    /etc/rc.d/init.d/nagios reload
  2. Web Interface: You can restart the Nagios through the web interface by clicking the "Process Info" navigation link and selecting "Restart the Nagios process":

    Restart the Nagios process
  3. Manually: You can restart the Nagios process by sending it a SIGHUP signal:
    kill -HUP <nagios_pid>

Stopping Nagios


  1. Init Script: The easiest way to stop the Nagios daemon is by using the init script:
    /etc/rc.d/init.d/nagios stop
  2. Web Interface: You can stop the Nagios through the web interface by clicking the "Process Info" navigation link and selecting "Shutdown the Nagios process":

    Shutdown the Nagios process
  3. Manually: You can stop the Nagios process by sending it a SIGTERM signal:
    kill <nagios_pid>

See Also See Also: Verifying Your Configuration

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