Re: Horrendous Audio Stutter - current git

[Peter Zijlstra]

On Fri, 2008-05-02 at 12:32 +0200, Frans Pop wrote:
> On Friday 02 May 2008, Peter Zijlstra wrote:
> > So by default we have both enabled; could you report if either
> > NO_NEW_FAIR_SLEEPERS
> > NEW_FAIR_SLEEPERS + NO_NORMALIZED_SLEEPERS
> > works for you?
> 
> Both work for me. Tested with current git head (mainline) + your patch.
> 
> > Also, could you apply this patch, and report the bonus_max value for
> > your music player under all three scenarios?
> 
> I've restarted amarok and the glibc build each time after change to 
> sched_features.
> 
> # cat sched_features
> NEW_FAIR_SLEEPERS WAKEUP_PREEMPT START_DEBIT AFFINE_WAKEUPS CACHE_HOT_BUDDY 
> SYNC_WAKEUPS HRTICK NO_DOUBLE_TICK NORMALIZED_SLEEPER DEADLINE
> 
> => skips in music (amarok)
> 
> /proc/20734/task/20734/sched:se.bonus_max  :     40960.000000
> /proc/20734/task/20775/sched:se.bonus_max  :     40960.000000
> /proc/20734/task/20779/sched:se.bonus_max  :     40960.000000
> /proc/20734/task/20780/sched:se.bonus_max  :     40960.000000
> /proc/20734/task/20781/sched:se.bonus_max  :     40960.000000
> /proc/20734/task/20782/sched:se.bonus_max  :        39.960966
> /proc/20734/task/20799/sched:se.bonus_max  :     40960.000000

Ok, that's _WAY_ too big, something went seriously wrong. Thanks!

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