0、环境准备类: curl http://mirrors.aliyun.com/docker-ce/linux/centos/docker-ce.repo -o /etc/yum.repos.d/docker-ce.repo wget -O /etc/yum.repos.d/epel.repo http://mirrors.aliyun.com/repo/epel-7.repo curl -o /etc/yum.repos.d/CentOS-Base.repo http://mirrors.aliyun.com/repo/Centos-7.repo yum install -y yum-utils device-mapper-persistent-data lvm2 yum list docker-ce.x86_64 --showduplicates | sort -r yum install -y --setopt=obsoletes=0 \ docker-ce-17.03.2.ce-1.el7.centos.x86_64 \ docker-ce-selinux-17.03.2.ce-1.el7.centos.noarch systemctl daemon-reload systemctl restart docker docker version docker info 配置镜像加速 阿里云Docker-hub https://cr.console.aliyun.com/cn-hangzhou/mirrors mkdir -p /etc/docker tee /etc/docker/daemon.json <<-'EOF' { "registry-mirrors": ["https://68rmyzg7.mirror.aliyuncs.com"] } EOF 或者: vim /etc/docker/daemon.json { "registry-mirrors": ["https://68rmyzg7.mirror.aliyuncs.com"] } 1. pull常用镜像 docker pull centos:6.9 docker pull centos:7.5.1804 docker pull nginx CPU MEM IO OS : Kernel