linux-kernel - Re: [PATCH 0/7][v7] Container-init signal semantics

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Message-ID: <m1k58pwaxj.fsf@fess.ebiederm.org>
Date:	Tue, 20 Jan 2009 20:16:40 -0800
From:	ebiederm@...ssion.com (Eric W. Biederman)
To:	KAMEZAWA Hiroyuki <kamezawa.hiroyu@...fujitsu.com>
Cc:	Sukadev Bhattiprolu <sukadev@...ux.vnet.ibm.com>, oleg@...hat.com,
	roland@...hat.com, bastian@...di.eu.org, daniel@...ac.com,
	xemul@...nvz.org, containers@...ts.osdl.org,
	linux-kernel@...r.kernel.org
Subject: Re: [PATCH 0/7][v7] Container-init signal semantics

KAMEZAWA Hiroyuki <kamezawa.hiroyu@...fujitsu.com> writes:

> What makes me confused is "Container". There is no "Container" in
> the linux kernel, just cgroup and its subsyss.
> (Some source codes still use "cont" but new codes all use "cgroup" or "cgrp" )
>
> So, I asked whether "Container" means "Namespace subsys" or something different.

"Container" is what we use to refer to the user space concept, that is built
from a set of namespaces and control groups.  A Container that looks like
a standard linux install from the inside is what we expect the most common
use of namespaces and control groups to be.

Eric
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