I would recommend you to read the LWN series on namespaces. The articles are not very recent, but this low level part of docker (kernel namespaces) has not chan

I would recommend you to read the LWN series on namespaces. The articles are not very recent, but this low level part of docker (kernel namespaces) has not changed. https://lwn.net/Articles/531114/ https://lwn.net/Articles/531114/