Amazon ECS-optimized Amazon Linux 2 (Inferentia) AMI – Based on Amazon Linux 2, this AMI is recommended for use when launching your Amazon EC2 Inf1 instances. It comes pre-configured with AWS Inferentia drivers and the AWS Neuron runtime for Docker which makes running machine learning inference workloads easier on Amazon ECS.
https://docs.aws.amazon.com/AmazonECS/latest/developerguide/ecs-optimized_AMI.html