1、卸载旧版本docker
卸载旧版本docker命令
yum remove docker \
docker-client \
docker-client-latest \
docker-common \
docker-latest \
docker-latest-logrotate \
docker-logrotate \
docker-engine
2、安装docker的yum库
yum install -y yum-utils
3、配置docker的yum源
yum-config-manager --add-repo http://mirrors.aliyun.com/docker-ce/linux/centos/docker-ce.repo
4、安装docker
yum install -y docker-ce docker-ce-cli containerd.io docker-buildx-plugin docker-compose-plugin
5、启动和校验docker
设置开机自动启动
sudo systemctl enable docker
手动启动
sudo systemctl start docker
重启和停止
sudo systemctl restart docker
sudo systemctl stop docker
验证docker是否启动
sudo docker images
