Source: the libcontainer release announcement: https://blog.docker.com/2014/03/docker-0-9-introducing-execution-drivers-and-libcontainer/ https://blog.docker.co

Source: the libcontainer release announcement: https://blog.docker.com/2014/03/docker-0-9-introducing-execution-drivers-and-libcontainer/ https://blog.docker.com/2014/03/docker-0-9-introducing-execu... """ Thanks to libcontainer, Docker out of the box can now manipulate namespaces, control groups, capabilities, apparmor profiles, network interfaces and firewalling rules – all in a consistent and predictable way, and without depending on LXC or any other userland package. This drastically reduces the number of moving parts, and insulates Docker from the side-effects introduced across versions and distributions of LXC. In fact, libcontainer delivered such a boost to stability that we decided to make it the default. """