Docker-swarm

install

• apt update
• apt upgrade
• curl -fsSL https://download.docker.com/linux/ubuntu/gpg | sudo apt-key add -
• add-apt-repository "deb [arch=amd64] https://download.docker.com/linux/ubuntu $(lsb_release -cs) stable"
• apt update
• apt-get install -y docker-ce
• systemctl start docker
• systemctl enable docker

links

• https://clouding.io/kb/en-us/articles/360010288160-Docker-Swarm-on-Ubuntu-18-04