Re: my experience with the SCHED_ULE

On Saturday, 26 April 2003 14:47, Nuno Teixeira wrote:
> On Sat, Apr 26, 2003 at 09:09:13PM +0800, Dung Patrick wrote:
> > Hi,
> >
> > My PC is an PIII SMP. I have been using the SCHED_4BSD (with
> > ADAPTIVE_MUTEX) with 5-Current for some time. Now I have tried the
> > SCHED_ULE (with ADAPTIVE_MUTEX).
> >
> > I have tried some real world applications like Mozilla, xmms, and run
> > inside KDE. The performance is about the same with SCHED_4BSD. But I
> > could notice a little bit slow down/delay when I switch to another
> > process. For example: use the mouse to press the menu bar of konsole and
> > drag it. I could see a small delay before the window moves.
> >
> > Finally, I would appreicate all the developers for their time and effort
> > on freebsd.
> >
> > Regards,
> > Patrick
> >
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>
> Hi,
>
> A few days ago I tried too SCHED_ULE sheduler and the first thing that I
> noticed is that when I run my PII 300 at high load (cvs, compiling
> programs, mozilla, etc) my mouse fails a lot its precision. I recompile
> the same kernel with old sheduler and it fixed mouse problem.
>
> Bye,
>
> 		Nuno Teixeira
I also tried ULE for a couple of weeks recently, and I was getting much of the 
same problems Nuno was getting..esp. with artsd in KDE and the mouse they 
both would become very choppy. 

All seems well with the original 4BSD thou.
-Alastair