Messages in this thread | | | Date | Mon, 28 Sep 1998 09:52:52 +1000 | From | Richard Gooch <> | Subject | Re: [PATCH] scheduler patch, faster still |
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Rik van Riel writes: > Hi Richard, Larry, > > Here is a second version of my scheduler patch. It > should improve RT latency a little bit and remove > overhead with programs waiting very shortly on things > like IPC or buffer cache locks... > > I don't know whether I should have bothered with the > RT piece; a second 'runqueue' for RT processes (not > a full-blown queue, but one with almost the same > structure as the bottom_half queues) would be better > still... (avoiding the add_to_runqueue altogether > and replacing it with something more appropriate)
I agree: the dominant effect would be having a separate run queue. The RT "fastpath" would only make a very small difference, rather than a factor of two.
Regards,
Richard....
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