Re: [patch] CFS (Completely Fair Scheduler), v2

From: Ingo Molnar
Date: Tue Apr 17 2007 - 05:53:45 EST



* Peter Williams <pwil3058@xxxxxxxxxxxxxx> wrote:

> Have you considered using rq->raw_weighted_load instead of
> rq->nr_running in calculating fair_clock? This would take the nice
> value (or RT priority) of the other tasks into account when
> determining what's fair.
>
> Peter

> PS You'd have to change the migration thread's load_weight from 0 to 1
> in order to prevent divide by zero without having to explicitly check
> for it every time.

yeah - nice idea, i'll try this.

Ingo
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