Summary

https://nagios02nagios.slac.stanford.edu/

What is Nagios?

Nagios is an open-source monitoring tool. It is used at SLAC to automatically watch key hosts and services, and to contact appropriate personnel when/if they these services go down.

The primary SLAC Nagios instance is run by SCS. The web interface is available at https://nagios02nagios.slac.stanford.edu/.

How do I use this service?

To view https://nagios.slac.stanford.edu/ you must authenticate with a  SLAC-based Unix or Windows account and password, when prompted by a webauth dialogue.

(Put link for how to request a slac-based (*nagios*) account here.)

Please contact = unix-admin@slac.stanford.edu = to discuss adding your hosts and services to the central SLAC Nagios service.—; to adjust existing checks; or to request that you be included in alert notifications for a specific host/service.

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Nagios for Users

Checks

Each host/service check is performed by invoking a command on the nagios server. These checks are generally extremely light-weight and specific:

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This generally works as so:

# Acknowledge an alert; stop sending emails       
remctl -p 46157 nagios02.slac.stanford.edu nagios ack host HOSTNAME COMMENT 
remctl -p 46157 nagios02.slac.stanford.edu nagios ack service HOSTNAME SERVICENAME COMMENT 

# Pre-emptively mark a host/service as down, don't contact for a while 
remctl -p 46157 nagios02.slac.stanford.edu nagios downtime host HOSTNAME HOURS COMMENT 
remctl -p 46157 nagios02.slac.stanford.edu nagios downtime service HOSTNAME SERVICENAME HOURS COMMENT     

# Tell nagios to run the check for this host/service in MINUTES minutes        
remctl -p 46157 nagios02.slac.stanford.edu nagios schedule host HOSTNAME MINUTES COMMENT
remctl -p 46157 nagios02.slac.stanford.edu nagios schedule service HOSTNAME SERVICENAME MINUTES COMMENT         

# Help documents and man pages 
remctl -p 46157 nagios02.slac.stanford.edu nagios help
remctl -p 46157 nagios02.slac.stanford.edu nagios man   

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