Shang Silicon Valley 2020 microservices distributed e-commerce project "Grain Mall" (no study documents, take notes here)

Install Docker

Docker installation documentation: https://docs.docker.com/engine/install/centos/

Uninstall the old version

 sudo yum remove docker \
                  docker-client \
                  docker-client-latest \
                  docker-common \
                  docker-latest \
                  docker-latest-logrotate \
                  docker-logrotate \
                  docker-engine

The packages that docker needs to install

sudo yum install -y yum-utils

Tell Linux, Docker installation address

sudo yum-config-manager \
    --add-repo \
    https://download.docker.com/linux/centos/docker-ce.repo

Install Docker engine, client, container

sudo yum install docker-ce docker-ce-cli containerd.io