Book Image

AWS Administration - The Definitive Guide - Second Edition

By : Yohan Wadia
Book Image

AWS Administration - The Definitive Guide - Second Edition

By: Yohan Wadia

Overview of this book

Many businesses are moving from traditional data centers to AWS because of its reliability, vast service offerings, lower costs, and high rate of innovation. AWS can be used to accomplish a variety of both simple and tedious tasks. Whether you are a seasoned system admin or a rookie, this book will help you to learn all the skills you need to work with the AWS cloud. This book guides you through some of the most popular AWS services, such as EC2, Elastic Beanstalk, EFS, CloudTrail, Redshift, EMR, Data Pipeline, and IoT using a simple, real-world, application-hosting example. This book will also enhance your application delivery skills with the latest AWS services, such as CodeCommit, CodeDeploy, and CodePipeline, to provide continuous delivery and deployment, while also securing and monitoring your environment's workflow. Each chapter is designed to provide you with maximal information about each 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)
Title Page
Packt Upsell

Introducing Amazon Simple Queue Service

Amazon SQS is a managed, highly scalable, and durable service that provides developers with a mechanism to store messages that can be later consumed by one or more applications. In this section, we will be exploring a few of the concepts and terminologies offered by SQS along with an understanding of which SQS, queue to use for what scenarios, so let's get started!

To start off with, SQS is provided in two different modes:

  • Standard queue: Standard queues are the default selection when it comes to working with SQS. Here, the queues created offer a nearly-unlimited transaction per second (TPS) rate coupled with an at-least-once delivery model. What this model means is that a message can be delivered at least once, but occasionally there is a good probability that more than one copy of that same message can be delivered as well. This is due to the fact that SQS is designed and built on a highly distributed system that is known to create copies of the same...