Docker
hostnamectl set-hostname docker-host // Change the hostname to docker-host Docker There is not password for run pull request for docker yum update -y yum install docker* systemctl status docker systemctl start docker systemctl enable docker systemctl enable docker.service // auto enable service for docker systemctl status docker pull the images for docker hub https://dlcdn.apache.org/tomcat/tomcat-9/v9.0.82/bin/apache-tomcat-9.0.82.tar.gz docker pull centos // if we do not put tags it will download the latest images docker pull centos: 7 // It has verion 7 tags Note we can pull docker images without login to dockerhub docker images docker info | grep -i dir // Docker info for storing docker images ls -l /var/lib/docker/ //Location where docker images are stored ls -l /var/lib/docker/overlay2/6a61...