Nagios » Plugins for monitoring servers

This repo has our custom-built Nagios plugins:

check_passenger_memory_stats_apache_processes_apache2_count
check_passenger_memory_stats_apache_processes_apache2_vmsize_max
check_passenger_memory_stats_apache_processes_apache2_vmsize_sum
check_passenger_memory_stats_apache_processes_total_private_dirty
check_passenger_memory_stats_passenger_processes_rails_count
check_passenger_memory_stats_passenger_processes_rails_vmsize_max
check_passenger_memory_stats_passenger_processes_rails_vmsize_sum
check_passenger_memory_stats_passenger_processes_total_private_dirty
check_whoami

Each plugin has three pieces:

a plugin script (in the plugins directory)
a command cfg (in the plugins-conf directory)
a service cfg (in the plugins-conf directory)

For more info on these areas:

Ruby on Rails: https://rubyonrails.org/
Apache HTTP Server: https://httpd.apache.org/
Phusion Passenger: http://phusion.nl
Nagios monitoring: http://www.nagios.org
Nagios graph tool: http://nagiosgraph.sourceforge.net/