In this context, it's not, it's specifically referring to a process running in a cgroup.
> LXC is one way to do so, runc is another way to do so, docker is a third way to do so
Docker is a suite of tools for managing running LXC or runc, both of which set up processes running under cgroups.
> Now if you took some other OS, there'd be different solutions, each with slightly different details and thus properties, but same idea
You should read the article.
In this context, it's not, it's specifically referring to a process running in a cgroup.
> LXC is one way to do so, runc is another way to do so, docker is a third way to do so
Docker is a suite of tools for managing running LXC or runc, both of which set up processes running under cgroups.
> Now if you took some other OS, there'd be different solutions, each with slightly different details and thus properties, but same idea
You should read the article.