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* William Lee Irwin III <wli@holomorphy.com> wrote: > On Mon, May 14, 2007 at 02:03:58PM +0530, Srivatsa Vaddagiri wrote: > > I have been brooding over how fair clock is computed/used in > > CFS and thought I would ask the experts to avoid wrong guesses! > > As I understand, fair_clock is a monotonously increasing clock which > > advances at a pace inversely proportional to the load on the runqueue. > > If load = 1 (task), it will advance at same pace as wall clock, as > > load increases it advances slower than wall clock. > > In addition, following calculations depend on fair clock: task's wait > > time on runqueue and sleep time outside the runqueue (both reflected in > > p->wait_run_time). > > It's not hard to see that that's a mistake. [...] please clarify - exactly what is a mistake? Thanks, Ingo - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/ | ||||||||||||
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