Category: Nagios

Monitor Postgresql with Nagios

Monitor Postgresql Connections with Nagios

The other day, we had an issue with one of our PostgreSQL databases where one of our applications wasn’t closing its unused connections. We tripled the max_connections and it used all of those up too. While I was monitoring the…

Nagios Remote Plugins with NRPE

Nagios: Setup Nagios NRPE

Nagios Remote Plugins with NRPE Two weeks ago, we setup Nagios in the article: Monitoring Your Systems with Nagios and last week, we defined Nagios hosts and services in the article: Configure Nagios Hosts and Services.   This week, we will…

Configure Nagios Hosts and Services

  Now that you have Nagios installed (See last week’s article:  “Monitoring Your Systems with Nagios” ), you are ready to begin monitoring services such as ssh, websites, and other services.  So that brings us to the purpose of this…