But you don't have an OS in your docker image really. There's no kernel, no init or system services running if you don't do that yourself. A running docker cont

But you don't have an OS in your docker image really. There's no kernel, no init or system services running if you don't do that yourself. A running docker container is just a process on the host OS with it's own environment. ECS abstracts this away, and from your perspective, containers are running on their virtualization platform.