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    SubjectRe: [RFC 0/5] sched: Add CPU rate caps
    On Friday 26 May 2006 14:20, Peter Williams wrote:
    > These patches implement CPU usage rate limits for tasks.

    Nice :)

    > Although the rlimit mechanism already has a CPU usage limit (RLIMIT_CPU)
    > it is a total usage limit and therefore (to my mind) not very useful.
    > These patches provide an alternative whereby the (recent) average CPU
    > usage rate of a task can be limited to a (per task) specified proportion
    > of a single CPU's capacity. The limits are specified in parts per
    > thousand and come in two varieties -- hard and soft.

    Why 1000? I doubt that degree of accuracy is possible in cpu accounting and
    accuracy or even required. To me it would seem to make more sense to just be
    a percentage.

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