Centos安装Docker

1.yum安装依赖

1	sudo yum install -y yum-utils

2.配置镜像

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

sudo sed -i 's/download.docker.com/mirrors.aliyun.com\/docker-ce/g' /etc/yum.repos.d/docker-ce.repo

3.安装

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

4.开启服务

1 2	sudo systemctl enable docker sudo systemctl start docker

3.查看安装结果

1	docker version

4.开机启动

1	systemctl enable docker.service

5.配置DOCKER镜像

输入一下命令即可

sudo mkdir -p /etc/docker
sudo tee /etc/docker/daemon.json <<-'EOF'
{
  "registry-mirrors": ["https://hub-mirror.c.163.com"]
}
EOF
sudo systemctl daemon-reload
sudo systemctl restart docker