Server: signal.gnome.org, provided by OSUOSL.
Software used: Nagios
Configuration files: /etc/nagios/*, /etc/nagios, /etc/nrpe.d
Puppet module: modules/nagios/*
It is intended to monitor as many important aspects of the GNOME servers and their services as possible, and alert us immediately should a server, or one of its services become unavailable, or in other circumstances such as if a server is running out of disk space, an abnormal load, unusually high number of socket connections open, or other circumstances that may indicate an imminent service failure.