...The upstart script installed by the Amazon ECS RPM runs at the completion of runlevel 3, 4, or 5 as the system starts. The script will clean up any previous copies of the Amazon ECS Container Agent, and then start a new copy. Logs from the RPM are available at /var/log/ecs/ecs-init.log, while logs from the Amazon ECS Container Agent are available at /var/log/ecs/ecs-agent.log. The Amazon ECS RPM makes the Amazon ECS Container Agent introspection endpoint available at http://127.0.0.1:51678/v1. Configuration for the Amazon ECS Container Agent is read from /etc/ecs/ecs.config. All of the configurations in this file are used as environment variables of the ECS Agent container. ...