安装gcc
yum -y install gcc
yum -y install gcc-c++
卸载旧版本docker
yum remove docker \
docker-client \
docker-client-latest \
docker-common \
docker-latest \
docker-latest-logrotate \
docker-logrotate \
docker-engine
安装所需的软件包
yum install -y yum-utils \
device-mapper-persistent-data \
lvm2
设置阿里云仓库
yum-config-manager \
--add-repo \
http://mirrors.aliyun.com/docker-ce/linux/centos/docker-ce.repo
更新 yum 软件包索引
yum makecache fast
yum install docker-ce docker-ce-cli containerd.io
启动 Docker
systemctl start docker
开机自动启动
systemctl enable docker
查看 Docker 版本
docker version
通过运行 hello-world 映像来验证是否正确安装成功
docker run hello-world
配置 Docker 阿里云镜像加速地址
mkdir -p /etc/docker
tee /etc/docker/daemon.json <<-'EOF'
{
"registry-mirrors": ["你自己的阿里云镜像加速地址"]
}
EOF
systemctl daemon-reload
systemctl restart docker
查看 hello-world 镜像
docker images
卸载 Docker
# Uninstall the Docker Engine, CLI, and Containerd packages
yum remove docker-ce docker-ce-cli containerd.io
# To delete all images, containers, and volumes
rm -rf /var/lib/docker