Re: [Announce] [patch] Modular Scheduler Core and Completely Fair Scheduler [CFS]

From: Ingo Molnar
Date: Wed Apr 18 2007 - 14:13:10 EST



* William Lee Irwin III <wli@xxxxxxxxxxxxxx> wrote:

> It does largely achieve the sort of fairness it set out for itself as
> its design goal. One should also note that the queueing mechanism is
> more than flexible enough to handle prioritization by a number of
> different methods, and the large precision of its priorities is useful
> there. So a rather broad variety of policies can be implemented by
> changing the ->fair_key calculations.

yeah. Note that i concentrated on the bit that makes the largest
interactivity improvement: to implement "precise scheduling" (a'ka
complete fairness) between the 100+ user tasks that do a complex
scheduling dance on a typical desktop on various workloads.

Ingo
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