Mysterious.
> > Unfortunately I've only run this with preempt enabled so far and I believe
> > many of the improvements are showing this effect.
>
> Since your aim is desktop performance, I would like it if you always ran
> with kernel preemption enabled. That is what we are targeting for
> desktop performance.
I'd be interested in average-of-five runs both with and without
preemption.
Preemption seemed to do odd things to process_load as well. gcc gained
10% and the "load" lost 40%. But the %LCPU fell only 25%, which is
probably dodgy accounting. I wonder what's up with all that.
-
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@vger.kernel.org
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/