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

Time for action – creating your first threshold template


  1. Logon to Cacti as a user with administrative rights.

  2. Go to the Console tab and click on Threshold Templates under the Templates section.

  3. You should see an empty table as seen in the following screenshot:

  4. Click on the Add link to the top right.

  5. Select Unix – Load Average from the Data Template drop-down box.

  6. Select 10min (10 Minute Average) from the Data Source box as seen in the following screenshot:

  7. Click on the create button.

  8. On the next screen, change the Threshold Type to Baseline.

  9. In the Baseline monitoring section, enable Baseline monitoring by ticking the checkbox.

  10. Add 10 for the Baseline deviation UP.

  11. Add 10 for the Baseline deviation DOWN.

  12. Leave everything else in this section to the default values as shown in the following screenshot:

  13. Change the Re-Alert Cycle and Notify accounts to suit your needs.

  14. Click on the Save button to save your template.

  15. Go back to the Template Thresholds page under the Template section and check the table...