Book Image

AWS Administration - The Definitive Guide

By : Yohan Wadia, Naveen Kumar Vijayakumar
Book Image

AWS Administration - The Definitive Guide

By: Yohan Wadia, Naveen Kumar Vijayakumar

Overview of this book

AWS is at the forefront of Cloud Computing today. Many businesses are moving away from traditional datacenters and toward AWS because of its reliability, vast service offerings, lower costs, and high rate of innovation. Because of its versatility and flexible design, AWS can be used to accomplish a variety of simple and complicated tasks such as hosting multitier websites, running large scale parallel processing, content delivery, petabyte storage and archival, and lots more. Whether you are a seasoned sysadmin or a rookie, this book will provide you with all the necessary skills to design, deploy, and manage your applications on the AWS cloud platform. The book guides you through the core AWS services such as IAM, EC2, VPC, RDS, and S3 using a simple real world application hosting example that you can relate to. Each chapter is designed to provide you with the most information possible about a particular AWS service coupled with easy to follow hands-on steps, best practices, tips, and recommendations. By the end of the book, you will be able to create a highly secure, fault tolerant, and scalable environment for your applications to run on.
Table of Contents (17 chapters)
AWS Administration – The Definitive Guide
About the Author
About the Reviewer

Understanding EBS volumes

We briefly touched base on EBS volumes back in the previous chapter where we were comparing EBS-backed and instance store-backed images. In this section, you are going to learn a bit more about EBS volumes, their features, benefits, different types, along with steps on how to create, attach, and delete them as well. So, what are we waiting for? Let's get started!

First up, let's understand EBS volumes a bit better. EBS volumes are nothing more than block-level storage devices that you can attach to your EC2 instances. They are highly durable and can provide a host of additional functionalities to your instances, such as data persistence, encryption, snapshotting capabilities, and so on. Majority of the time, these EBS volumes are used for storing data for a variety of applications and databases, however you can use it just as a normal hard drive as well. The best part of EBS volumes is that they can persist independently from your instances. So powering down an instance...