Re: [rfc][patch] improved interactive starvation patch against

From: Al Boldi
Date: Thu Mar 30 2006 - 11:22:22 EST


On Thu, Mar 30, 2006 at 12:19:57PM +0200, Mike Galbraith wrote:
> The patch below alone makes virgin 2.6.16 usable in the busy apache
> server scenario, and should help quite a bit with other situations as
> well.

Thanks again!

> For the one or two folks on the planet testing my anti-starvation
> patches, I've attached an incremental to my 2.6.16 test release.

After playing some more w/ sched.c tunables, which really should be exported
through procfs, I adjusted these to yield near hardRT performance on a
400MHz PII.

MIN_TIMESLICE=1
DEF_TIMESLICE=1
PRIO_BONUS_RATIO=15
INTERACTIVE_DELTA=20

Could you try them on vanilla 2.6.16?

Thanks!

--
Al

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