600 B

role docker

maintenance

list unused volumes

    docker volume ls -q -f "dangling=true"

remove all unused volumes

    docker volume rm $(docker volume ls -q -f "dangling=true")

network issues

docker stop $(docker ps -a -q)
docker rm $(docker ps -a -q)
docker network prune -f
sudo iptables -t nat -F DOCKER
sudo iptables -t nat -F DOCKER-USER

performance

see