By Bart ten Brinke
Write customized scripts to watch, study, and optimize any machine on your network
- Learn anything new instantly! a quick, quick, concentrated advisor supplying quick results.
- Write customized plugins to observe servers, printers, routers, and different devices.
- Pinpoint server functionality concerns with ease.
- Improve server functionality by way of discovering the foundation of the matter.
The actual problem of functionality concerns comes from attempting to get to the basis of the matter. Having a tracking procedure arrange makes your lifestyles, as a method administrator, much easier.
The immediate Munin Plugin Starter is a realistic, hands-on advisor that teaches you the way to establish and visual display unit your community. via an easy step by step strategy you are going to the best way to visual display unit different units on your community and learn how to write your individual plugins. by means of the top of the publication you have the talents and the arrogance to jot down plugins for any daily task.
This booklet breaks down tracking with Munin into small, easy-to-follow steps.
It starts off via establishing a webserver to behave as a Munin grasp and ends through instructing you the way to jot down a customized plugin by way of yourself.
Learn the best way to configure Munin nodes to watch servers and different units on your community. it will make it effortless to observe switches, printers, or the other equipment hooked up to the community.
If you need to find out how tracking supplies perception into your community, the Munin Plugin Starter is the publication for you.
What you are going to examine 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 know-how, comprehend what it really is and what it will possibly do for you, after which get to paintings with crucial beneficial properties and tasks.This hands-on Starter consultant gets you up and working with Munin and Munin plugins, providing you with the ability to observe, repair, and optimize your networks.
Who this ebook is written for
This booklet is superb for approach directors who are looking to enhance the tracking point in their platforms. it really is assumed that you've got a few adventure with Linux-based structures and be aware of your manner round them.
Read Online or Download Instant Munin Plugin Starter PDF
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Extra info for Instant Munin Plugin Starter
Step 2 – Documentation and markers Documentation is always vital to software, especially if it is a piece of software that a lot of people might use in the future. Munin plugins should have decent documentation, so we'll provide just that. /usr/bin/perl # -*- cperl -*=head1 NAME user_diskusage_ - Plugin to monitor diskusage of specific users. =head1 APPLICABLE SYSTEMS Any system that has du support and a home directory. =head1 CONFIGURATION This script is used to generate diskusage data for specific users.
Second, a maximal configuration example that shows all the options that are available and how they might be useful. ÊÊ Dependencies: These are again what you expect. As we depend on a functional du to be present, we state that here. ÊÊ Author: This is you, so add your name here and an e-mail address where you can be reached. If anybody has questions about your plugin, it is always handy for them to be able to contact you. ÊÊ License: The license is a vital part of any piece of software that you are building.
Value noSuchObject, your switch isn't supported by this SNMP plugin and you will have to look for a specific one for your switch or router (see the People and places you should get to know section). 22 Instant Munin Plugin Starter If you get Unable to resolve UDP/IPv4 address 'router', the hostname of your router could not be resolved. You can easily fix this by changing the hostname or by adding the hostname and the IP address of your router to the hosts file of your server in /etc/hosts. Now that we have the plugin working, we have to make sure that the node publishes our router correctly.