Instant Munin Plugin Starter [Instant]

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Overview

Table of Contents

Author

Reviews

Support

Sample Chapters

Learn something new in an Instant! A short, fast, focused guide delivering immediate results.
Write custom plugins to monitor servers, printers, routers, and other devices
Pinpoint server performance issues with ease
Improve server performance by finding the root of the problem

Book Details

Language : English
eBook : 62 pages
Release Date : February 2013
ISBN : 1849696748
ISBN 13 : 9781849696746
Author(s) : Bart ten Brinke
Topics and Technologies : All Books, Instant, Networking & Telephony, Open Source

Instant Munin Plugin Starter

Instant Munin Plugin Starter

So, what is Munin?
Installation

Step 1 – What do I need?
Step 2 – Installing Munin
Step 3 – Plotting graphs
And that's it

Quick start – Setting up Munin

Munin master configuration

Example configuration file for Munin

Munin node configuration

Example configuration file for munin-node

Managing plugins

Top 6 features you need to know about

Monitoring additional servers

Step 1 – Installing munin-node
Step 2 – Testing your munin-node installation
Step 3 – Installing additional plugins
Step 4 – Adding the new node to the master
Troubleshooting

Monitoring additional devices

Step 1 – Enabling the SNMP interface plugin
Step 2 – Testing the SNMP interface plugin
Step 3 – Configuring the Munin master

Installing sensor plugins

Monitoring sensors through lm-sensors
Monitoring sensors through IPMI

Writing a simple plugin

Step 1 – Gathering the information we need
Step 2 – Designing the graph
Step 3 – Writing the plugin
Step 4 – Testing the plugin
Challenge yourself!

Writing a complex plugin

Step 1 – Rewriting our bash plugin to Perl
Step 2 – Documentation and markers
Step 3 – Supporting the autoconf argument
Step 4 – Adding support for the suggest argument

Advanced plugin options

dirtyconfig
Multigraph
Challenge yourself!

People and places you should get to know

Finding plugins
Windows support
Interesting websites

Bart ten Brinke

Bart ten Brinke is an experienced product developer; he has been building web applications for over six years, mainly focusing on Ruby on Rails. In 2012, he started his own company called Retrosync. Retrosync focuses on the three major pillars of web application development—security, scalability, and usability. Prior to Retrosync, Bart worked at Nedap Healthcare as a product developer and security officer. Here he developed a web-based planning solution that is now used by a majority of the Dutch home care sector. Bart holds a Masters title in Information Technology and a Minor in Biomedical Engineering, both from the University of Twente in the Netherlands. He is also a Certified Information Systems Security Professional (CISSP).

The book is very concise and geared towards getting you started very quickly, along with providing information on how to extend further on when you scale up with your own custom munin agent monitors. - Liran Tal

If you happen to use Munin, or are interested to use it, I would say it’s a read well worth - Diego Elio Petteno

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What you will learn from this book

Configure a Munin master
Set up a Munin node
Instal plugins
Monitoring hardware
Setting up the Munin master webserver
Writing a plugin in Bash and Perl
Finding plugins to monitor specifics in your network

In Detail

The real challenge of performance issues comes from trying to get to the root of the problem. Having a monitoring system set up makes your life, as a system administrator, a lot easier.

The Instant Munin Plugin Starter is a practical, hands-on guide that teaches you how to set up and monitor your network. Through a simple step-by-step process you will learn how to monitor other devices in your network and learn to write your own plugins. By the end of the book you will have the skills and the confidence to write plugins for any day-to-day task.

This book breaks down monitoring with Munin into small, easy-to-follow steps.

It starts by setting up a webserver to act as a Munin master and ends by teaching you how to write a custom plugin by yourself.

Learn how to configure Munin nodes to monitor servers and other devices in your network. This will make it easy to monitor switches, printers, or any other device attached to the network.

If you want to learn how monitoring gives you insight into your network, the Munin Plugin Starter is the book for you.

Approach

Get to grips with a new technology, understand what it is and what it can do for you, and then get to work with the most important features and tasks.This hands-on Starter guide will get you up and running with Munin and Munin plugins, giving you the power to monitor, fix, and optimize your networks.

Who this book is for

This book is great for system administrators who want to improve the monitoring level of their systems. It’s assumed that you have some experience with Linux-based systems and know your way around them.