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一、Ubuntu 20.04.6

1. 网卡和DNS配置

/etc/netplan 找到 *.yaml 文件
修改 IP地址和DNS

addresses: [192.168.1.11/24]
nameservers:addresses: [119.29.29.29,8.8.8.8]

2. Docker安装

• 依次执行

sudo apt-get install \apt-transport-https \ca-certificates \curl \gnupg-agent \software-properties-common

curl -fsSL https://download.docker.com/linux/ubuntu/gpg | sudo apt-key add -

sudo add-apt-repository \"deb [arch=amd64] https://download.docker.com/linux/ubuntu \$(lsb_release -cs) \stable"

apt-get update

sudo apt-get install docker-ce docker-ce-cli containerd.io

sudo systemctl daemon-reload

sudo systemctl restart docker

二、CentOS Linux 7.9

1. 网卡和DNS配置

/etc/sysconfig/network-scripts 找到 ifcfg-ens* 文件
修改 IP地址和DNS

IPADDR=192.168.1.111
DNS1=61.139.2.69
DNS2=8.8.8.8

2. Docker安装

• 依次执行

rm -rf /etc/yum.repos.d/*

curl -o /etc/yum.repos.d/CentOS-Base.repo http://mirrors.aliyun.com/repo/Centos-7.repo

yum clean all

yum makecache

yum install wget

yum update -y

yum install -y yum-utils device-mapper-persistent-data lvm2

yum-config-manager \--add-repo \https://mirrors.aliyun.com/docker-ce/linux/centos/docker-ce.repo

sed -i 's/download.docker.com/mirrors.aliyun.com\/docker-ce/g' /etc/yum.repos.d/docker-ce.repo

yum makecache fast

yum -y install docker-ce docker-ce-cli containerd.io

systemctl start docker

systemctl enable docker

三、Alibaba Cloud Linux 3

1. DNS配置

• NetworkManager配置

vim /etc/NetworkManager/conf.d/90-dns-none.conf

• 编辑内容

[main]
dns=none

• 执行命令使配置生效

systemctl reload NetworkManager

• DNS配置

vim /etc/resolv.conf

• 编辑内容

nameserver 223.5.5.5
nameserver 8.8.8.8

• 执行命令锁定配置

chattr +i /etc/resolv.conf

• 重新编辑配置文件先解锁

chattr -i /etc/resolv.conf

2. repo说明

如果mirrors.cloud.aliyuncs.com不能访问，则将/etc/yum.repos.d下所有文件的
http://mirrors.cloud.aliyuncs.com改为https://mirrors.aliyun.com
然后运行

yum clean all && yum makecache

3. Docker安装

依次执行

yum install -y yum-utils

yum-config-manager \--add-repo \http://mirrors.aliyun.com/docker-ce/linux/centos/docker-ce.repo

yum makecache

dnf config-manager --add-repo=https://mirrors.aliyun.com/docker-ce/linux/centos/docker-ce.repo

dnf -y install dnf-plugin-releasever-adapter --repo alinux3-plus

dnf -y install docker-ce --nobest

systemctl start docker

systemctl enable docker

四、验证是否安装成功

运行

systemctl status docker

效果