Book Image

AWS Certified SysOps Administrator ??? Associate Guide

By : Marko Sluga
Book Image

AWS Certified SysOps Administrator ??? Associate Guide

By: Marko Sluga

Overview of this book

AWS certifications are becoming one of the must have certifications for any IT professional working on an AWS Cloud platform. This book will act as your one stop preparation guide to validate your technical expertise in deployment, management, and operations on the AWS platform. Along with exam specific content this book will also deep dive into real world scenarios and hands-on instructions. This book will revolve around concepts like teaching you to deploy, manage, and operate scalable, highly available, and fault tolerant systems on AWS. You will also learn to migrate an existing on-premises application to AWS. You get hands-on experience in selecting the appropriate AWS service based on compute, data, or security requirements. This book will also get you well versed with estimating AWS usage costs and identifying operational cost control mechanisms. By the end of this book, you will be all prepared to implement and manage resources efficiently on the AWS cloud along with confidently passing the AWS Certified SysOps Administrator – Associate exam.
Table of Contents (26 chapters)

Updating Elastic Beanstalk environments

Once we have deployed the packages and have created multiple versions of our application, we will eventually need to update an existing application. For example, when we have completed the development of the application, we need to update the test environment to the same version and then, of course, the same will be done for staging and production. Several upgrade options are supported in Elastic Beanstalk, and some of them are as follows:

  • All at once
  • Rolling updates
  • Immutable updates
  • Blue/green deployment

All at once

The simplest way to perform updates is by taking all instances running the current version out of service and updating them with new instances. This is the cheapest way...