What is Nagios?

  • Host monitoring

    • Host status: up/down, cpu, load, swap, processes, disk usage, and other plugins...

  • Network monitoring: nfs, ldap, ntp, httpd, dns, smtp, and more...

  • Other Monitoring

    Plugins may easily be written for host, network and other monitoring

  • Alerts (email, pager, sms text messages, IM, audio)

You may wish to view a snapshot of Nagios on my network