Re: reschedule_idle

Andrea Arcangeli (andrea@suse.de)
Mon, 14 Jun 1999 00:30:25 +0200 (CEST)


On Sun, 13 Jun 1999, Rik van Riel wrote:

>- new tasks are placed on an idle CPU, this is always good
> (now that I think of it, new tasks are always penalized
> in goodness() -- should we consider this harmful?)

I think the processor heuristic is a per-task thing. The tsk->mm heuristic
instead should takes care of CLONE_VM childs. But there's to say that
PROC_CHANGE_PENALITY weight (== 15 on i386) is very higher than the
next->mm == prev->mm weight (== 1 on all ports) ...

Andrea Arcangeli

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