How to install docker in linux environment

1. After logging in to the Linux system as the root user, update the yum package to the latest

$ yum update

(recommended video tutorial:linux video tutorial)

2. Execute the docker installation script

curl -fsSL XXXXXX -o get-docker.sh

sh get-docker.sh

where XXXXXX is the URL.

3. Start the docker process

systemctl start docker

4. Verify whether docker is installed successfully

docker run hello-world

Recommended tutorial:linux tutorial

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