useful docker cleanup commands

gistfile1.txt

docker ps -a | grep "Exit" | awk '{print $1}' | xargs -I{} docker stop {}
docker ps -a | grep "Exit" | awk '{print $1}' | xargs -I{} docker kill {}
docker ps -a | grep "Exit" | awk '{print $1}' | xargs -I{} docker rm {}
docker images | grep "<none>" | awk '{print $3}' | xargs docker rmi