Sound is gone

Anne Wilson annew at kde.org
Wed Jul 29 18:31:50 UTC 2009


On Wednesday 29 July 2009 19:16:44 jack craig wrote:
> On 07/29/2009 11:01 AM, Anne Wilson wrote:
> > On Wednesday 29 July 2009 18:53:15 Anne Wilson wrote:
> >> On Wednesday 29 July 2009 18:32:52 jack craig wrote:
> >>> On 07/29/2009 10:17 AM, Antonio M wrote:
> >>>> after latest updates, any sound application when palys streams from
> >>>> the net crashes after a short time.
> >>>> No idea what is causing such a problem
> >>>
> >>> explore recent threads, look at your /var/log/messages and see if our
> >>> recent discovery is also your problem?
> >>>
> >>> i have a work around if you are getting alsa bug reports in your
> >>> messages file.
> >>>
> >>> hth, jackc...
> >>
> >> How about a clue, Jack?  So much hokum has been talked that I've been
> >> skipping the sound threads, particularly as everything else plays
> >> correctly.  I thought or a moment that I was going to get a whole track
> >> played (my problem is in amarok, but exactly the same as the rhythmbox
> >> one).  This is what happened:
> >>
> >> Jul 29 18:45:33 anne-laptop pulseaudio[26616]: ratelimit.c: 7106 events
> >> suppressed
> >> Jul 29 18:45:33 anne-laptop pulseaudio[26616]: alsa-sink.c: Increasing
> >> minimal latency to 56.00 ms
> >> Jul 29 18:48:26 anne-laptop pulseaudio[26616]: alsa-sink.c: Increasing
> >> wakeup watermark to 46.00 ms
> >> Jul 29 18:48:31 anne-laptop pulseaudio[26616]: ratelimit.c: 6194 events
> >> suppressed
> >> Jul 29 18:48:36 anne-laptop pulseaudio[26616]: ratelimit.c: 6014 events
> >> suppressed
> >> Jul 29 18:48:38 anne-laptop kernel: kio_thumbnail[808]: segfault at 1320
> >> ip 00a4f1de sp bfa0848c error 4 in
> >> libgcc_s-4.4.0-20090506.so.1[a2e000+2a000] ^C
> >>
> >> The moment of the 'Increasing wakeup watermark' message is when it
> >> started to race and crackle.
> >>
> >> Is this what you were expecting to see?  I so, what's the workaround?
> >>
> >> Just out of curiosity, I'll do the same experiment while playing it in
> >> kaffeine, as I have never seen it happen there.  It will be interesting
> >> to see whether the same messages appear.
> >
> > Yes, in kaffeine the same thing happened.  Everything was going
> > swimmingly until
> >
> > Jul 29 18:58:51 anne-laptop pulseaudio[26616]: ratelimit.c: 4191 events
> > suppressed
> > Jul 29 18:58:51 anne-laptop pulseaudio[26616]: alsa-sink.c: Increasing
> > wakeup watermark to 56.00 ms
> > Jul 29 18:58:56 anne-laptop pulseaudio[26616]: ratelimit.c: 6390 events
> > suppressed
> > Jul 29 18:59:01 anne-laptop pulseaudio[26616]: ratelimit.c: 5688 events
> > suppressed
> >
> > So it's an alsa bug?
> >
> > Anne
>
> sorry, i didnt want to pollute the group with WAG's if its not the same
> issue.
>
> see
>
> https://bugzilla.redhat.com/show_bug.cgi?id=514213
>
> for defect details.
>
> this is apparently fixed in the mainline and due next release.
> i am curious if you dont also get the messages entry about the alsa bug for
> snd_pcm_delay() ?
>
No, I didn't see those.  I wouldn't have thought that that was the same bug, 
as I don't get 100& cpu usage at the time, but the

alsa-sink.c: Increasing wakeup

is clearly the launch of the problem in both cases.

> anyway, the fix that worked for me, posted earlier, ...
>
> to disable the g-f feature. do this, in
>
> /etc/pulse/default.pa,
>
> change, ...
>
> load-module module-hal-detect
>
> to
>
> load-module module-hal-detect tsched=0
>
> kill off the existing pulseaudio daemon so it restarts and reads the config
> update.
>
> hth, jackc...

I hope so too ;-)  We'll see now whether I'm able to listen to a reaonsable 
amount of music at last 

Anne
-- 
New to KDE4? - get help from http://userbase.kde.org
Just found a cool new feature?  Add it to UserBase
-------------- next part --------------
A non-text attachment was scrubbed...
Name: signature.asc
Type: application/pgp-signature
Size: 198 bytes
Desc: This is a digitally signed message part.
URL: <http://listman.redhat.com/archives/fedora-list/attachments/20090729/6275bc5b/attachment-0001.sig>


More information about the fedora-list mailing list