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AWS Certified DevOps Engineer - Professional Certification and Beyond

AWS Certified DevOps Engineer - Professional Certification and Beyond

By : Adam Book
3.4 (8)
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AWS Certified DevOps Engineer - Professional Certification and Beyond

AWS Certified DevOps Engineer - Professional Certification and Beyond

3.4 (8)
By: Adam Book

Overview of this book

The AWS Certified DevOps Engineer certification is one of the highest AWS credentials, vastly recognized in cloud computing or software development industries. This book is an extensive guide to helping you strengthen your DevOps skills as you work with your AWS workloads on a day-to-day basis. You'll begin by learning how to create and deploy a workload using the AWS code suite of tools, and then move on to adding monitoring and fault tolerance to your workload. You'll explore enterprise scenarios that'll help you to understand various AWS tools and services. This book is packed with detailed explanations of essential concepts to help you get to grips with the domains needed to pass the DevOps professional exam. As you advance, you'll delve into AWS with the help of hands-on examples and practice questions to gain a holistic understanding of the services covered in the AWS DevOps professional exam. Throughout the book, you'll find real-world scenarios that you can easily incorporate in your daily activities when working with AWS, making you a valuable asset for any organization. By the end of this AWS certification book, you'll have gained the knowledge needed to pass the AWS Certified DevOps Engineer exam, and be able to implement different techniques for delivering each service in real-world scenarios.
Table of Contents (31 chapters)
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1
Section 1: Establishing the Fundamentals
7
Section 2: Developing, Deploying, and Using Infrastructure as Code
16
Section 3: Monitoring and Logging Your Environment and Workloads
21
Section 4: Enabling Highly Available Workloads, Fault Tolerance, and Implementing Standards and Policies
27
Section 5: Exam Tips and Tricks

Using best practices in your data tier with blue/green deployments

One of the more significant risks that can be present when deploying a newer version of an application is making changes to the database. This is especially true when performing blue/green deployments since the whole point of them is to mitigate risk and create the ability to roll back quickly.

If you are using Amazon RDS, it is a good idea to create a snapshot of your database prior to starting your deployment if you are going to be performing any database changes. This will allow you to restore from that snapshot if the data deployment doesn't go as planned and have as little downtime as possible.

Separating schema changes from code changes

When performing deployments, it is vitally important to separate any database changes, such as schema changes, from the application deployment. The order in which you perform some of the database updates may depend on what type of schema changes you are performing...

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