Announcing Amazon ECS Task Definition Deletion

Today, we are happy to announce new functionality in Amazon Elastic Container Services (Amazon ECS) that allows you to delete task definition revisions. Until now, you were only able to deregister a task definition revision and it would no longer display in your ListTaskDefinition API calls or in your Amazon ECS console, unless you specifically chose to select task definitions revisions that were INACTIVE. With this new capability, customers can permanently delete task definition revisions that are no longer needed or contain undesirable configurations, which simplifies resource management and improves security posture.

Introduction

A task definition serves as the blueprint for running tasks and services on Amazon ECS. Customers can update task definitions to create new revisions, and deregister old revisions that are no longer needed. Deregistered task definition revisions are marked INACTIVE by Amazon ECS and cannot be used for creating new services or running standalone tasks. While …