Re: Delete scheduler SD_WAKE_AFFINE and SD_WAKE_BALANCE flags

From: Ingo Molnar
Date: Fri Jul 29 2005 - 03:58:17 EST



* Nick Piggin <nickpiggin@xxxxxxxxxxxx> wrote:

> Well, you can easily see suboptimal scheduling decisions on many
> programs with lots of interprocess communication. For example, tbench
> on a dual Xeon:
>
> processes 1 2 3 4
>
> 2.6.13-rc4: 187, 183, 179 260, 259, 256 340, 320, 349 504, 496, 500
> no wake-bal: 180, 180, 177 254, 254, 253 268, 270, 348 345, 290, 500
>
> Numbers are MB/s, higher is better.

what type of network was used - localhost or a real one?

Ingo
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