Roman Zippel wrote:
> On Mon, 16 Jul 2007, Ingo Molnar wrote:
> > to sum it up: a nice +19 task (the most commonly used nice level in
> > practice) gets 9.1%, 3.9%, 3.1% of CPU time on the old scheduler,
> > depending on the value of HZ. This is quite inconsistent and illogical.
>
> You're correct that you can find artifacts in the extreme cases, it's
> subjective whether this is a serious problem.
> It's nice that these artifacts are gone, but that still doesn't explain
> why this ratio had to be increase that much from around 1:10 to 1:69.
The ratio is definitely to high, but in addition to having a sane ratio by
default, it's probably wise to allow this to be user-configureable.
Thanks!
--
Al
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