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 – restoring the Cacti database


  1. Logon to your Cacti server.

  2. Change to the backup directory:

    cd /backup
    
  3. Extract the latest backup file:

    gunzip cacti_database_20101004.sql.gz
    
  4. Restore the database. Make sure to change the username and Cacti database name to fit your installation. Please note that this command is going to overwrite your existing database:

    mysql -u cactiuser -p cacti < cacti_database_20101004.sql
    

What just happened?

You restored your Cacti database from a backup. Please note that any changes you have made since the backup has been created, such as adding new devices to the server, will be lost.

Restoring the Cacti files

Restoring files from a backup will involve two methods:

  • Restoring all of the Cacti files

  • Restoring a single file

Restoring all Cacti files

Restoring all files is only necessary in case of a full disaster recovery like a hard disk failure. Thankfully, your backup should contain all necessary files to restore a Cacti installation from the ground...