[Docker] Install docker in linux

Install gcc components first

yum -y install gcc
yum -y install gcc-c++

Uninstall old version

yum -y remove docker docker-common docker-selinux docker-engine

Install the required packages

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

Set up Docker's yum source

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

Update yum package index

yum makecache fast

Install docker Ce

yum -y install docker-ce

Start Docker

systemctl start docker

Check if it is activated

ps -ef | grep docker

test

//查看docker版本
docker version

Search for the image on the Alibaba Cloud official website, find the container image service,
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find the image accelerator, and

configure the image acceleration according to the instructions in the operating document

Configure mirror acceleration

mkdir -p /etc/docker


tee /etc/docker/daemon.json <<-'EOF'
{
  "registry-mirrors": ["https://fpcjnjzr.mirror.aliyuncs.com"]
}
EOF

systemctl daemon-reload

systemctl restart docker

Connect docker mirror source

docker run hello-world

Search for mirrors on the official website

Official website link https://hub.docker.com/_/redis

Search redis to
see if there is a mirror
, copy the mirror if there is

Take redis as an example

docker pull redis

Create a container, set up port mapping

docker run -id --name=c_redis -p 6379:6379 redis:6.2.1

Then you can use the physical machine to link redis for testing

[Docker] Install docker in linux

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