By Bart ten Brinke

Write customized scripts to watch, examine, and optimize any equipment on your network


  • Learn anything new right away! a quick, quickly, centred consultant providing rapid results.
  • Write customized plugins to observe servers, printers, routers, and different devices.
  • Pinpoint server functionality matters with ease.
  • Improve server functionality by way of discovering the basis of the matter.

In Detail

The genuine problem of functionality concerns comes from attempting to get to the foundation of the matter. Having a tracking method arrange makes your lifestyles, as a approach administrator, much easier.

The speedy Munin Plugin Starter is a pragmatic, hands-on advisor that teaches you the way to establish and video display your community. via an easy step by step technique you'll how you can visual display unit different units on your community and discover ways to write your personal plugins. through the top of the ebook you've the talents and the boldness to jot down plugins for any daily task.

This booklet breaks down tracking with Munin into small, easy-to-follow steps.

It starts off through establishing a webserver to behave as a Munin grasp and ends by way of educating you ways to write down a customized plugin through yourself.

Learn the best way to configure Munin nodes to observe servers and different units on your community. this can make it effortless to watch switches, printers, or the other gadget connected to the community.

If you need to learn the way tracking offers perception into your community, the Munin Plugin Starter is the ebook for you.

What you are going to study from this book

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


Get to grips with a brand new expertise, comprehend what it really is and what it may possibly do for you, after which get to paintings with crucial positive aspects and tasks.This hands-on Starter consultant gets you up and operating with Munin and Munin plugins, providing you with the facility to observe, repair, and optimize your networks.

Who this e-book is written for

This booklet is excellent for process directors who are looking to enhance the tracking point in their structures. it really is assumed that you've got a few adventure with Linux-based platforms and be aware of your approach round them.

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Additional info for Instant Munin Plugin Starter

Example text

This feature extends the normal graphing options and provides two additional options: ÊÊ Yield multiple graphs instead of one graph ÊÊ Support graph hierarchy For most situations, the normal style plugin is preferred as it keeps things nice, simple, and contained in a single plugin. However there are situations that are more complex than monitoring the disk usage of a single user. Down-drilling network traffic on a switch or slow queries on a database server are where multigraph plugins can really shine.

Advanced plugin options With the latest releases of Munin, some additional options were made available for advanced plugin writers. The most noteworthy of these are dirtyconfig and multigraph. Both have the potential to speed up complex plugin execution considerably. We will explain each of these through an example. dirtyconfig As we explained in the previous section, a plugin gets called with the config parameter the first time and without it the second time. For our example plugin, this is fine; during the config run we just output our graph options, and in the fetch run we do the actual work.

Org. Here you can find a wiki with a lot of good documentation, especially on installing munin-node on diverse systems, and tips and tricks on writing your own plugins. org/wiki/MultigraphSampleOutput Finding plugins There used to be a munin-plugin-exchange, much like the Nagios Exchange, which helped people with finding plugins. This has been discontinued and the Munin codebase has been moved to GitHub. com/ munin-monitoring. If you are looking for plugins for a specific piece of software that you would like to monitor, you should look at the contrib project.

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