Why do the CFS chase fairness?

Michael Blizek michi1 at michaelblizek.twilightparadox.com
Mon Sep 19 01:44:43 EDT 2011


On 21:48 Sun 18 Sep     , Mulyadi Santosa wrote:
> Fortunately the processor is gettting
> faster and faster and there was a research that concluded that as long
> perceived latency is somewhere under ~250-300 milisecond, you would
> see it as "snappy"

300ms is ok only for few operations, like switching windows and even there it
is IMHO more like a deadline than a "does not matter" period. For other
operations 250-300 ms is ages. Animations with 4fps are not. Even for ssh
250-300 ms latency is quite a bit.

see http://www.skytopia.com/project/articles/lag/latency.html

programing a layer 3+4 network protocol for mesh networks
see http://michaelblizek.twilightparadox.com

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