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    SubjectRe: [RFD] cgroup: about multiple hierarchies
    On 03/13/2012 02:44 AM, Peter Zijlstra wrote:
    > On Mon, 2012-03-12 at 15:39 -0700, Tejun Heo wrote:
    >> > If we can get to the point where nesting is fully
    >> > supported by every controller first, that would be awesome too.
    > As long as that is the goal.. otherwise, I'd be overjoyed if I can rip
    > nesting support out of the cpu-controller.. that stuff is such a pain.
    > Then again, I don't think the container people like this proposal --
    > they were the ones pushing for full hierarchy back when.

    Indeed. At some point it is desirable that an admin inside the container
    be able to divide resources between the tasks they see.

    Maybe it doesn't even make sense for things like I/O, for each he at
    most has an illusion of control anyway. But cpu is a lot more tangible
    resource in this regard.


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