On Ubuntu 14.04 (Trusty Tahr) I\'m looking for a way to stop a running container and the only information I have is the image name that was used in the Docker run comma
You could start the container setting a container name:
docker run -d --name
The same image could be used to spin up multiple containers, so this is a good way to start a container. Then you could use this container-name to stop, attach... the container: