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    SubjectRe: RFC [patch 00/34] PID Virtualization Overview
    Serge Hallyn wrote:

    > The mechanism to start a container
    > is to 'echo "container_name" > /proc/container' which creates a new
    > container and associates the calling process with it. All subsequently
    > forked tasks then belong to that container.
    > There is a separate pid space associated with each container.
    > Only processes/task belonging to the same container "see" each other.

    Why does there need a separate pid space for each container?
    You don't really need one to make sure that only processes in the same
    containers can see each other.

    -- Suleiman
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