Ah, so it seems that the ambiguity lies in "container". All Mesos tasks run in containers, i.e. cgroups. Not all containers are filesystem isolated, and not al

Ah, so it seems that the ambiguity lies in "container". All Mesos tasks run in containers, i.e. cgroups. Not all containers are filesystem isolated, and not all are Docker containers. Docker is so popular that people seem to think otherwise. Jesse Frazelle explains this well in her post: https://blog.jessfraz.com/post/containers-zones-jails-vms/ https://blog.jessfraz.com/post/containers-zones-jails-vms/