[PATCH 0/2] resource control file system - aka containers on
top of nsproxy!
Dave Hansen
hansendc at us.ibm.com
Wed Mar 7 14:13:46 PST 2007
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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