Book Image

AWS Certified DevOps Engineer - Professional Certification and Beyond

By : Adam Book
Book Image

AWS Certified DevOps Engineer - Professional Certification and Beyond

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)
Section 1: Establishing the Fundamentals
Section 2: Developing, Deploying, and Using Infrastructure as Code
Section 3: Monitoring and Logging Your Environment and Workloads
Section 4: Enabling Highly Available Workloads, Fault Tolerance, and Implementing Standards and Policies
Section 5: Exam Tips and Tricks

CloudWatch overview

Monitoring is important for several reasons that range from both the operational side to the business side. First, it gives you visibility into not only what is running in your environment but how the resources in your environment are performing. Second, monitoring matters from an operational level when you are trying to troubleshoot issues in real time. From a business perspective, monitoring lets you know things such as whether your deployments have been completed successfully, and whether your customers don't see any adverse effects.

In today's world, where information can be dispersed quickly throughout the internet and especially social media channels, anything that affects customer experience can and usually does spread quickly. This can affect your brand and your business bottom line. Monitoring your resources with CloudWatch allows you to stay ahead of this and be proactive rather than reactive:

Figure 14.1 – How...