$ sudo systemctl start docker
$ sudo systemctl start docker, sudo systemctl start docker, sudo systemctl start docker.service, sudo systemctl start docker-swarm, sudo systemctl start docker-daemon, sudo systemctl start docker-compose, sudo systemctl start docker-machine, sudo systemctl start docker-network, sudo systemctl start docker-storage, sudo systemctl start docker-registry, sudo systemctl start docker-containerd, sudo systemctl start docker not working
$ sudo systemctl start docker. There are any references about $ sudo systemctl start docker in here. you can look below.
$ sudo systemctl start docker
sudo systemctl start docker
sudo systemctl start docker.service
sudo systemctl start docker-swarm
sudo systemctl start docker-daemon
sudo systemctl start docker-compose
sudo systemctl start docker-machine
sudo systemctl start docker-network
sudo systemctl start docker-storage
sudo systemctl start docker-registry
sudo systemctl start docker-containerd
sudo systemctl start docker not working
$ sudo systemctl start docker, sudo systemctl start docker, sudo systemctl start docker.service, sudo systemctl start docker-swarm, sudo systemctl start docker-daemon, sudo systemctl start docker-compose, sudo systemctl start docker-machine, sudo systemctl start docker-network, sudo systemctl start docker-storage, sudo systemctl start docker-registry, sudo systemctl start docker-containerd, sudo systemctl start docker not working