Sounds like you might want LXD which starts and leaves running a full "machine" container. You can even SSH to it if you want or just use "lxc shell bionic" to

Sounds like you might want LXD which starts and leaves running a full "machine" container. You can even SSH to it if you want or just use "lxc shell bionic" to get into it. https://linuxcontainers.org/lxd/getting-started-cli/ https://linuxcontainers.org/lxd/getting-started-cli/