Amazon ECS
User Guide for AWS Fargate (API Version 2014-11-13)

Resources and Tags

Amazon ECS resources, including task definitions, clusters, tasks, services, and container instances, are assigned an Amazon Resource Name (ARN) and a unique resource identifier (ID). These resources can be tagged with values that you define, to help you organize and identify them.

The following topics describe resources and tags, and how you can work with them.