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Learning AWS

You're reading from   Learning AWS Design, build, and deploy responsive applications using AWS Cloud components

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Product type Paperback
Published in Feb 2018
Publisher Packt
ISBN-13 9781787281066
Length 412 pages
Edition 2nd Edition
Tools
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Authors (2):
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Amit Shah Amit Shah
Author Profile Icon Amit Shah
Amit Shah
Aurobindo Sarkar Aurobindo Sarkar
Author Profile Icon Aurobindo Sarkar
Aurobindo Sarkar
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Toc

Table of Contents (12) Chapters Close

Preface 1. Cloud 101 – Understanding the Basics FREE CHAPTER 2. Designing Cloud Applications 3. Introducing AWS Components 4. Designing for and Implementing Scalability 5. Designing for and Implementing High Availability 6. Designing for and Implementing Security 7. Deploying to Production and Going Live 8. Designing a Big Data Application 9. Implementing a Big Data Application 10. Deploying a Big Data System 11. Other Books You May Enjoy

Setting up Auto Scaling

This section introduces you to dynamic scaling for your deployed application. As explained, the application will scale out; more EC2 instances will be added or scaled in. That is, the running of EC2 instances will be removed, based on some measurable metric. We will select the metric from a defined set and apply rules so that our Auto Scaling can scale in or out based on these rules.

AWS Auto Scaling construction

To implement AWS Auto Scaling, we will create an Elastic Load Balancer (ELB), a base AMI which will be an EC2 instance running our e-commerce application, a launch configuration (the base AMI to launch in an EC2 instance), CloudWatch alarms to add/remove instances that apply to an Auto Scaling...

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