From: Frans Pop <elendil@planet.nl>
To: Peter Zijlstra <a.p.zijlstra@chello.nl>
Cc: Parag Warudkar <parag.warudkar@gmail.com>,
Ingo Molnar <mingo@elte.hu>, LKML <linux-kernel@vger.kernel.org>
Subject: Re: Horrendous Audio Stutter - current git
Date: Fri, 2 May 2008 12:32:09 +0200 [thread overview]
Message-ID: <200805021232.10484.elendil@planet.nl> (raw)
In-Reply-To: <1209717278.13978.136.camel@twins>
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
# echo NO_NEW_FAIR_SLEEPERS >sched_features
=> no skips in music
/proc/26357/task/26357/sched:se.bonus_max : 0.000000
/proc/26357/task/26362/sched:se.bonus_max : 0.000000
/proc/26357/task/26366/sched:se.bonus_max : 0.000000
/proc/26357/task/26367/sched:se.bonus_max : 0.000000
/proc/26357/task/26368/sched:se.bonus_max : 0.000000
/proc/26357/task/26369/sched:se.bonus_max : 0.000000
/proc/26357/task/9705/sched:se.bonus_max : 0.000000
# echo NEW_FAIR_SLEEPERS >sched_features
# echo NO_NORMALIZED_SLEEPER >sched_features
=> no skips in music
/proc/13352/task/13352/sched:se.bonus_max : 0.000000
/proc/13352/task/13357/sched:se.bonus_max : 0.000000
/proc/13352/task/13361/sched:se.bonus_max : 0.000000
/proc/13352/task/13362/sched:se.bonus_max : 0.000000
/proc/13352/task/13363/sched:se.bonus_max : 0.000000
/proc/13352/task/13364/sched:se.bonus_max : 0.000000
/proc/13352/task/27595/sched:se.bonus_max : 0.000000
Cheers,
FJP
next prev parent reply other threads:[~2008-05-02 10:32 UTC|newest]
Thread overview: 49+ messages / expand[flat|nested] mbox.gz Atom feed top
2008-05-02 0:14 Horrendous Audio Stutter - current git Parag Warudkar
2008-05-02 8:34 ` Peter Zijlstra
2008-05-02 10:32 ` Frans Pop [this message]
2008-05-02 10:35 ` Peter Zijlstra
2008-05-02 11:08 ` Peter Zijlstra
2008-05-02 11:37 ` Frans Pop
2008-05-02 11:39 ` Peter Zijlstra
2008-05-02 11:45 ` Frans Pop
2008-05-02 11:51 ` Peter Zijlstra
2008-05-02 12:06 ` Frans Pop
2008-05-02 12:22 ` Parag Warudkar
2008-05-02 13:21 ` Dhaval Giani
2008-05-02 11:10 ` Parag Warudkar
2008-05-02 12:09 ` Mike Galbraith
2008-05-02 12:21 ` Parag Warudkar
2008-05-02 12:37 ` Mike Galbraith
2008-05-02 15:02 ` Mike Galbraith
2008-05-02 15:49 ` Frans Pop
2008-05-02 18:53 ` Frans Pop
2008-05-02 19:27 ` Mike Galbraith
2008-05-02 19:56 ` 'global' rq->clock (was Re: Horrendous Audio Stutter - current git) Peter Zijlstra
2008-05-02 20:38 ` Guillaume Chazarain
2008-05-02 20:46 ` Peter Zijlstra
2008-05-02 22:00 ` 'global' rq->clock David Miller
2008-05-02 21:48 ` David Miller
2008-05-02 10:09 ` Arjan van de Ven
2008-05-04 12:12 ` Peter Zijlstra
2008-05-02 22:07 ` Peter Zijlstra
2008-05-03 8:28 ` Ingo Molnar
2008-05-03 9:05 ` David Miller
2008-05-03 10:10 ` Ingo Molnar
2008-05-03 19:27 ` David Miller
2008-05-03 19:37 ` Ingo Molnar
2008-05-03 22:30 ` Benjamin Herrenschmidt
2008-05-03 22:38 ` Ingo Molnar
2008-05-03 23:04 ` David Miller
2008-05-03 23:36 ` David Miller
2008-05-03 23:38 ` Ingo Molnar
2008-05-03 23:40 ` David Miller
2008-05-03 23:47 ` Ingo Molnar
2008-05-04 2:22 ` Benjamin Herrenschmidt
2008-05-03 19:28 ` David Miller
2008-05-03 19:39 ` Ingo Molnar
2008-05-03 6:20 ` 'global' rq->clock (was Re: Horrendous Audio Stutter - current git) Mike Galbraith
2008-05-02 19:38 ` Horrendous Audio Stutter - current git Mike Galbraith
2008-05-03 7:13 ` Frans Pop
2008-05-03 7:39 ` Mike Galbraith
2008-05-07 8:26 ` Frans Pop
2008-05-07 8:32 ` Ingo Molnar
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