check_pgactivity is a PostgreSQL plugin for Nagios. This plugin is written with a focus on a rich perfdata set. Every new features of PostgreSQL can be easily monitored with check_pgactivity.
Changelog :
add complete support for PostgreSQL 10, including non-privileged monitoring features
add some documentation to help new contributors
add ability to use time units for thresholds in service backend_status
fix a long-standing bug in service backends_status
fix several issues
Here are some useful links: Github repo: https://github.com/OPMDG/check_pgactivity French release note: http://blog.dalibo.com/2017/12/04/Sortie_check_pgactivity_2.3.html
This tool is developed by Thomas Reiss, Jehan-Guillaume de Rorthais and Julien Rouhaud.