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Date:   Tue, 19 Feb 2019 18:20:20 -0800
From:   James Bottomley <>
To:     David Howells <>
Subject: Re: [RFC PATCH 02/27] containers: Implement containers as kernel

On Tue, 2019-02-19 at 23:06 +0000, David Howells wrote:
> James Bottomley <> wrote:
> > I thought we got agreement years ago that containers don't exist in
> > Linux as a single entity: they're currently a collection of cgroups
> > and namespaces some of which may and some of which may not be local
> > to the entity the orchestration system thinks of as a "container".
> I wasn't party to that agreement and don't feel particularly bound by
> it.

That's not at all relevant, is it?  The point is we have widespread
uses of namespaces and cgroups that span containers today meaning that
a "container id" becomes a problematic concept.  What we finally got to
with the audit people was an unmodifiable label which the orchestration
system can set ... can't you just use that?


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