Re: Scheduler ( was: Just a second ) ...
Thierry Forveille (forveill@cfht.hawaii.edu)
Mon, 17 Dec 2001 19:11:10 -1000 (HST)
Linus Torvalds (torvalds@transmeta.com) writes
> On Mon, 17 Dec 2001, Rik van Riel wrote:
> >
> > Try readprofile some day, chances are schedule() is pretty
> > near the top of the list.
>
> Ehh.. Of course I do readprofile.
>
> But did you ever compare readprofile output to _total_ cycles spent?
>
I have a feeling that this discussion got sidetracked: cpu cycles burnt
in the scheduler indeed is non-issue, but big tasks being needlessly moved
around on SMPs is worth tackling.
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