# 程序安装-Centos下安装Docker

**Published by:** [web3_it](https://paragraph.com/@web3-it/)
**Published on:** 2022-05-19
**URL:** https://paragraph.com/@web3-it/centos-docker

## Content

更新linuxsudo yum update 安装需要的软件包 yum-util 提供yum-config-manager功能，另两个是devicemapper驱动依赖sudo yum install -y yum-utils device-mapper-persistent-data lvm2 设置yum源 中央仓库sudo yum-config-manager --add-repo http://download.docker.com/linux/centos/docker-ce.repo 阿里仓库sudo yum-config-manager --add-repo http://mirrors.aliyun.com/docker-ce/linux/centos/docker-ce.repo 查看可用版本sudo yum list docker-ce --showduplicates | sort -r 安装 选择一个版本并安装，yum install docker-ce-版本号sudo yum -y install docker-ce-20.10.0-3.el7 docker-ce-cli-20.10.0-3.el7 containerd.io 设置开机启动sudo systemctl enable docker sudo systemctl start docker 验证是否安装成功 查看版本运行hello-worldsudo docker run --rm hello-world

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