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…
While you can configure your ReadyNAS to send you alerts about issues with your ReadyNAS device, there is a huge flaw in having a device report about itself … it won’t be able to send you alerts if it is…
Cannot Run Nagios Service Commands – Could not open command file Error After installing Nagios, everything may appear to be up and running just fine until you attempt to run a service command such as “Re-schedule the next check of this…
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…
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…
Once you have a system that becomes important to your organization, you will want to begin to monitor it to ensure that it is up and running and to be able to measure and create uptime reports for those services…