CenterOS7安装docker
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卸载旧版本
sudo yum remove docker \ docker-client \ docker-client-latest \ docker-common \ docker-latest \ docker-latest-logrotate \ docker-logrotate \ docker-engine
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yum安装gcc相关依赖
yum -y install gcc yum -y install gcc-c++
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设置存储库
sudo yum install -y yum-utils #镜像仓库换成阿里云 sudo yum-config-manager \ --add-repo \ http://mirrors.aliyun.com/docker-ce/linux/centos/docker-ce.repo
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安装docker ce
yum -y install docker-ce docker-ce-cli containerd.io
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启动docker
systemctl start docker
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测试
docker version docker run hello-world
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卸载docker
systemctl stop docker yum remove docker-ce docker-ce-cli containerd.io rm -rf /var/lib/docker rm -rf /var/lib/containerd