docker run --name centos7 -d -p 50002:22 --privileged centos:centos7 /usr/sbin/init
docker run --name centos7 -d -p 22:22 --privileged centos:centos7 /usr/sbin/init

uname -m

wget https://download.docker.com/linux/static/stable/aarch64/docker-20.10.7.tgz

wget https://download.docker.com/linux/static/stable/x86_64/docker-20.10.7.tgz