DevOps Articles

A Guide to Monitoring Servers/Services with Nagios — Part 1

Imagine being a Sys Admin of mission-critical applications/servers, responsible for about 100 boxes (windows and linux), and you need to ensure system up-time of 99.8% throughout the year. In part 1 of this tutorial, we are going to install & configure Nagios Core on Oracle Linux 7Then in part 2, we will add a windows box for monitoring.In part 3, we will add Linux box with MySQL database and monitor the MySQL database.The final part, part 4 will handle notification (email alert) configuration.

Step Create Nagios and apache Users, Create Group and Add them to that group. Step Unzip the download file from step 4, change directory to the folder containing the downloaded file and run this command: Step Compile Nagios from the source code. Change directory to the folder containing the unzipped file from step 6.