as I understand, for i386 in Linux-2.2.x the default length
of a quantum was 200ms, and in 2.4.x it had changed to 50ms
(
according to the following 2.4.5 sched.c code:
#if HZ < 200
#define TICK_SCALE(x) ((x) >> 2)
...
#define NICE_TO_TICKS(nice) (TICK_SCALE(20-(nice))+1)
On Mon, 4 Jun 2001, Mark Hahn wrote:
> > am I correct ?
> > and if so, is this what the authors meant, or did they simply forget
> > to update PROC_CHANGE_PENALTY's value when moving from 2.2 to 2.4 ?
>
> I don't believe anyone has proposed a relation between nice
> and cpu-affinity; the latter
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