DockerSwarmTutorial.md

At Leader:

  docker swarm init

  docker node ls
  docker service create -p 80:80 --name web nginx:latest
  docker service ls

  curl http://localhost:80
  docker node ls
  docker ps
  docker service inspect web
  docker service scale web=15
  docker service ps web
  docker node update --availability drain node2
  docker service ps web
  docker ps
  docker ps|wc -l
  docker service scale web=15
  docker ps|wc -l
  docker service scale web=10
  docker ps|wc -l
  docker service ps web
  docker node update --availability active node2
  docker service ps web
  docker node ls
  docker node inspect node2 --pretty

AT worker node2

  docker swarm join --token SWMTKN-1-3jqt6ertjmu2to60vu0ddraelkpne9shzth3igefxk85iow7b0-4cscwbsrtskgpalsumcivpl8u 192.168.0.18:2377
  docker ps -a
  docker node ls
  curl http://localhost:80
  docker ps