uname -r # Docker require CentOS core above 3.10 # with ubuntu:sudo apt # install dependies package:yum-util offer yum-config-manager,another two is dependies of devicemapper yum install -y yum-utils device-mapper-persistent-data lvm2
# set official yum source yum-config-manager --add-repo https://download.docker.com/linux/centos/docker-ce.repo # set aliyun yum source yum-config-manager --add-repo http://mirrors.aliyun.com/docker-ce/linux/centos/docker-ce.repo
# view config is success vim /etc/yum.repos.d/docker-ce.repo
# uninstall old version yum remove docker docker-common docker-selinux docker-engine yum update # ensure yum package is up to date. a long time...
1.2 Install
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# list all docker version, choose offical version yum list docker-ce --showduplicates | sort -r # 由于repo中默认只开启stable仓库,故这里安装的是最新稳定版17.12.0 yum install docker-ce -y # verify install is success, client and service should up docker version
1.3 start docker
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systemctl start docker systemctl enable docker systemctl status docker