[bifrost]

> fairly-powerful jails(not as powerful as LXC though)

IMHO LXC wishes it were jails with vimage, and if you really wanted some hillarity you could actually run a linux container-like system under a jail using the linuxulator.

[nwmcsween]

Linux namespaces allows namespacing almost any subsystem, although I don't know what FreeBSD offers w.r.t that.

[GalacticDomin8r]

> Linux namespaces allows namespacing almost any subsystem

Namespacing has nothing to do with it. Not even a decent try.