Ensure that your Amazon ECS cluster instances are running the latest version of ECS container agent in order to introduce bug fixes and new software features. Updating the Amazon ECS container agent does not interrupt running tasks or services on the container instances.
Each Amazon ECS container agent version supports a different set of features and improvements, and provides bug fixes from previous versions, therefore it is strongly recommended to configure your ECS cluster instances to update the Amazon ECS container agent to the latest version.
To determine if your Amazon ECS cluster instances are using the latest ECS container agent version, perform the following operations:
Remediation / Resolution
To update the Amazon ECS container agent to the latest version supported by Amazon ECS for all your container instances, perform the following operations:Note: As example, this section demonstrates how to update the Amazon ECS container agent on container instances using ECS-Optimized Amazon Linux AMIs.
- AWS Documentation
- Amazon Elastic Container Service FAQs
- Amazon ECS Container Agent Versions
- Updating the Amazon ECS Container Agent
- Updating the Amazon ECS Container Agent on an Amazon ECS-optimized AMI
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Check for ECS Container Instance Agent Version
Risk level: Medium