Book Image

AWS Tools for PowerShell 6

By : Ramesh Waghmare
Book Image

AWS Tools for PowerShell 6

By: Ramesh Waghmare

Overview of this book

AWS Tools for PowerShell 6 shows you exactly how to automate all the aspects of AWS. You can take advantage of the amazing power of the cloud, yet add powerful scripts and mechanisms to perform common tasks faster than ever before. This book expands on the Amazon documentation with real-world, useful examples and production-ready scripts to automate all the aspects of your new cloud platform. It will cover topics such as managing Windows with PowerShell, setting up security services, administering database services, and deploying and managing networking. You will also explore advanced topics such as PowerShell authoring techniques, and configuring and managing storage and content delivery. By the end of this book, you will be able to use Amazon Web Services to automate and manage Windows servers. You will also have gained a good understanding of automating the AWS infrastructure using simple coding.
Table of Contents (17 chapters)

Termination policies

Auto Scaling Group terminate instances when a Scale-In event occurs. It is very important for you to understand how this termination works in order to architect your environment. Auto Scaling Group, use termination policies to determine which EC2 instances should be terminated when a Scale-In event is triggered. Understanding this behavior of Auto Scaling Groups is useful for you to deploy and update the environment. Termination policies are defined in the Auto Scaling Group configurations, and you can view the existing policies using the following command:

PS C:\> Get-ASAutoScalingGroup -AutoScalingGroupName WebAppASG |Format-Table AutoScalingGroupName,TerminationPolicies

You can have the following termination policies defined in the ASG. If you have more than one policy defined in the ASG, then these are executed in order. If the evaluated policy does...