Book Image

AWS Administration Cookbook

By : Rowan Udell, Lucas Chan
Book Image

AWS Administration Cookbook

By: Rowan Udell, Lucas Chan

Overview of this book

Amazon Web Services (AWS) is a bundled remote computing service that provides cloud computing infrastructure over the Internet with storage, bandwidth, and customized support for application programming interfaces (API). Implementing these services to efficiently administer your cloud environments is a core task. This book will help you build and administer your cloud environment with AWS. We’ll begin with the AWS fundamentals, and you’ll build the foundation for the recipes you’ll work on throughout the book. Next, you will find out how to manage multiple accounts and set up consolidated billing. You will then learn to set up reliable and fast hosting for static websites, share data between running instances, and back up your data for compliance. Moving on, you will find out how to use the compute service to enable consistent and fast instance provisioning, and will see how to provision storage volumes and autoscale an application server. Next, you’ll discover how to effectively use the networking and database service of AWS. You will also learn about the different management tools of AWS along with securing your AWS cloud. Finally, you will learn to estimate the costs for your cloud. By the end of the book, you will be able to easily administer your AWS cloud.
Table of Contents (16 chapters)
Title Page
Credits
About the Authors
About the Reviewer
www.PacktPub.com
Customer Feedback
Preface

Purchasing reserved instances


Reserved instances can be the cause of some confusion and are often misunderstood. Here are a few pointers to get you going down the right path:

  • Reserved instances have no distinguishing technical features compared to regular on-demand instances.
  • Reserved instances are not a specific type or class of instance.
  • Put simply, purchasing a reserved instance entitles you to a discounted hourly rate on an on-demand instance that matches the properties of the reserved instance.
  • The discounted hourly rate will be of a varying size depending on how much you pay upfront. As a general rule, the more you pay upfront, the higher the discount.

When you purchase a reserved instance, you're required to specify the following properties:

  • Platform (Linux/Windows)
  • Scope (Region or Availability Zone)
  • Instance Type (for example, m3.large)
  • Tenancy (shared or dedicated)
  • Offering Class (standard or convertible)
  • Term (1-12 months or 1-3 years)
  • Payment Option (no upfront, partial upfront, all upfront...