1.查看系统版本,Docker支持CentOS 7及以上版本
bash
cat /etc/redhat-release
2.卸载旧版本
bash
sudo yum remove docker \
docker-client \
docker-client-latest \
docker-common \
docker-latest \
docker-latest-logrotate \
docker-logrotate \
docker-engine
3.安装依赖
bash
yum install -y gcc
yum install -y gcc c++
yum install -y yum-utils
4.设置阿里云镜像库
bash
yum-config-manager --add-repo http://mirrors.aliyun.com/docker-ce/linux/centos/docker-ce.repo
5.安装Docker CE
bash
sudo yum install docker-ce docker-ce-cli containerd.io docker-buildx-plugin docker-compose-plugin
6.启动 Docker
bash
systemctl start docker
7.验证安装
bash
#查看版本
docker version
docker run hello-world
bash
docker run hello-world