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    SubjectRe: [PATCH 0/2] resource control file system - aka containers on top of nsproxy!
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    On Wed, 2007-03-07 at 15:59 -0600, Serge E. Hallyn wrote:
    > Space saving was the only reason for nsproxy to exist.
    >
    > Now of course it also provides the teensiest reduction in # instructions
    > since every clone results in just one reference count inc for the
    > nsproxy rather than one for each namespace.

    If we have 7 or 8 namespaces, then it can save us a significant number
    of atomic instructions on _each_ of the refcounts, plus touching all of
    the cachelines, etc...

    -- Dave

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