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
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=200805021232.10484.elendil@planet.nl \
--to=elendil@planet.nl \
--cc=a.p.zijlstra@chello.nl \
--cc=linux-kernel@vger.kernel.org \
--cc=mingo@elte.hu \
--cc=parag.warudkar@gmail.com \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.