Re: CGroup Namespaces (v4)
From: Tejun Heo
Date: Mon Nov 16 2015 - 17:38:08 EST
On Mon, Nov 16, 2015 at 04:24:27PM -0600, Eric W. Biederman wrote:
> Does this allow mixing of cgroupfs and cgroupfs2? That is can I: "mount
> -t cgroupfs" inside a container and "mount -t cgroupfs2" outside a
> container? and still have reasonable things happen? I suspect the
> semantics of cgroups prevent this but I am interested to know what happens.
cgroup v1 and v2 are just separate hierarchies. They can't nest each
other but co-existing and namespacing on their own is completely fine.
The caveat is that a given controller can be on only one hierarchy but
that's the same among v1 hierarchies too.
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/