1.访问https://docs.docker.com/
2.进入download
3输入cento
或者直接访问地址Install Docker Engine on CentOS | Docker Docs
4一步一步根据官网命令走
2安装
3
4
方式一:
service docker start(开启)
service docker status(状态)
service docker enable(开机启动)
service docker stop(关闭)
service docker restat(重启)
方法二:
systemctl start docker(开启)
systemctl status docker(状态)
systemctl enable docker(开机启动)
systemctl stop docker(关闭)
systemctl restat docker(重启)
✅ 一、卸载旧版本(如果你以前装过)
sudo yum remove docker \
docker-client \
docker-client-latest \
docker-common \
docker-latest \
docker-latest-logrotate \
docker-logrotate \
docker-engine
✅ 二、安装依赖
sudo yum install -y yum-utils device-mapper-persistent-data lvm2
✅ 三、配置 Docker 的官方镜像源(使用阿里云源更快)
sudo yum-config-manager --add-repo https://mirrors.aliyun.com/docker-ce/linux/centos/docker-ce.repo
如果提示 yum-config-manager 未找到,先装 yum-utils:
sudo yum install -y yum-utils
✅ 四、安装 Docker
sudo yum install -y docker-ce docker-ce-cli containerd.io
✅ 五、启动 Docker
sudo systemctl start docker
sudo systemctl enable docker
✅ 五、验证 Docker
docker --version
sudo docker run hello-world
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