[Service] ExecStart= # ExecStart commandline copied from 'docker-ce' package. Same on CentOS/Debian/Ubuntu systems. ExecStart=/usr/bin/dockerd -H fd:// --containerd=/run/containerd/containerd.sock{% if docker_custom_option %} {{ docker_custom_option }}{% endif %}{% if docker_configure_for_zun|bool %} {{ docker_zun_options }}{% endif %}