Restoring an Amazon EBS root volume from a snapshot with ENA support

What:

Amazon Elastic Compute Cloud instance with ENA support

Problem:

You have a root volume snapshot and you want to restore m5 instance, so you create image (AMI) from it, but when trying to launch an instance m5 instance type is disabled and message says:
This instance type requires ENA support. To enable this instance type, return to the previous step and select an AMI that is enabled for ENA.

AWS cloudformation dry run mode, review changes before applying them

What:

AWS Cloudformation

Problem:

You're making some changes to your cloudformation template, but before you apply it you would like to know what will be changed, what will be restarted or terminated.

AWS re-attach EBS volume on instance creation

What:

Amazon Web Services - EC2, ECS, EBS

Problem:

You have some data on EBS volume which you don't want to destroy when instance is terminated.

AWS ECS run task on a specific EC2 container instance

What:

Amazon Web Services - EC2, ECS

Problem:

You want to run task on a specific ECS (docker host) instance.