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Learning Nagios

Learning Nagios

 

Nagios is an industry-standard, open-source solution, which makes Nagios a great choice to get started in network monitoring and administration. Learn how to use Nagios to monitor system health and gain actionable intelligence about your IT infrastructure, in this course with instructor and DevOps engineer Josh Samuelson. Josh shows how to set up a Nagios server, use plugins, and configure monitoring via the command line. He explains how to set up custom alerts and generate graphs of your data for more comprehensive insights. Plus, learn how to integrate PagerDuty to manage your on-call schedule and escalations and manage alerts remotely.

Topics include:
Configuring Nagios
Monitoring a server
Using nagiosgraph to visualize monitoring data
Setting up custom alerts
Integrating PagerDuty with Nagios

 

 

Course Contents

 

 

Introduction

Welcome

What you need

 

1. Installing Nagios

What is Nagios?

Nagios concepts

Set up a learning environment

Install Nagios Core and Nagios Plugins

Remote plugins

 

 

2. Configuring Nagios

Nagios config file basics

Monitor a server

Complex monitoring

 

 

3. Beyond the Basics

Expand your Nagios installation

Introduction to PagerDuty

Install the PagerDuty Agent

nagiosgraph configuration

nagiosgraph links

Install the PagerDuty webhook

Custom alerting

Test PagerDuty integration

 

Conclusion

Next steps

 

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