Book Image

Cacti 0.8 Beginner's Guide

By : Thomas Urban
Book Image

Cacti 0.8 Beginner's Guide

By: Thomas Urban

Overview of this book

Cacti is a performance measurement tool that provides easy methods and functions for gathering and graphing system data. You can use Cacti to develop a robust event management system that can alert on just about anything you would like it to. But to do that, you need to gain a solid understanding of the basics of Cacti, its plugin architecture, and automation concepts. Cacti 0.8 Beginner's Guide will introduce you to the wide variety of features of Cacti and will guide you on how to use them for maximum effectiveness. Advanced topics like the plugin architecture and Cacti automation using the command-line interface will help you build a professional performance measurement system.Designed as a beginner's guide, the book starts off with the basics of installing and using Cacti, and also covers the advanced topics that will show you how to customize and extend the core Cacti functionalities. The book offers essential tutorials for creating advanced graphs and using plugins to create enterprise-class reports to show your customers and colleagues. From data templates to input methods and plugin installation to creating your own customized plugins, this book provides you with a rich selection of step-by-step instructions to reach your goals. It covers all you need to know to implement professional performance measurement techniques with Cacti and ways to fully customize Cacti to fit your needs. By the end of the book, you will be able to implement and extend Cacti to monitor, display, and report the performance of your network exactly the way you want.
Table of Contents (23 chapters)
Cacti 0.8Beginner's Guide
Credits
About the Author
About the Reviewers
www.PacktPub.com
Preface
Pop Quiz Answers
Index

Before we continue


This chapter completes the basic administration of Cacti. You have installed Cacti, created a first host and also designed your own enhanced graph templates. The following chapters will dive into more advanced topics like Windows systems monitoring with WMI, enhancing Cacti with plugins, or enterprise reporting capabilities.

Pop quiz – a few questions about Chapter 3

  1. Where can you change the width and height of graphs?

    a. At the general Cacti settings screen

    b. At the Data template

    c. At the Graph template

  2. If an SNMP data template which you defined does not produce any data, what may be wrong?

    a. The Maximum Value field is set to 0

    b. The Maximum Value field is not set

    c. The Minimum Value field is not set

  3. If you want to change the threshold of the processes graph, which items do you need to change?

    a. You need to define new CDEFs

    b. You need to add a new HRULE

    c. All of the above