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Re: Sound is gone



2009/7/29 jack craig <jackc linuxlighthouse com>:
> 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() ?
>
> 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...
>
>
> --
>    jack craig
>       jackc LinuxLightHouse com
>          831-684-1375 (Office)
>             831-596-6924 (cell)
>                IM: jackcraigaptos (AIM)
>
> --
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>

what surprises me that this is a recurrent problem, that should not
happen any more: when a defect is so recurrent may be become
structural and kill any hope of spreading the software...I am ready to
forgive rawhide, not F11.

-- 
Antonio Montagnani
Skype : antoniomontag
SIP: antoniomontag ekiga net


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