Messages in this thread | | | From | Al Boldi <> | Subject | Re: [PATCH] CFS: Fix missing digit off in wmult table | Date | Mon, 16 Jul 2007 17:44:48 +0300 |
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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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