[pulseaudio-tickets] [PulseAudio] #435: severe and frequent stuttering

PulseAudio trac-noreply at tango.0pointer.de
Fri Dec 26 23:45:53 PST 2008


#435: severe and frequent stuttering
------------------------------+---------------------------------------------
  Reporter:  brian_j_murrell  |       Owner:  lennart
      Type:  defect           |      Status:  new    
  Priority:  normal           |   Milestone:         
 Component:  daemon           |    Severity:  major  
Resolution:                   |    Keywords:         
------------------------------+---------------------------------------------
Comment (by Quantum):

 Replying to [comment:2 brian_j_murrell]:
 > Replying to [comment:1 lennart]:

 I would also like to confirm this "behaviour" and, also, its annoyancy.

 The sound card is:

 {{{SB Audigy 2[Unknown] (rev. 4)}}}

 which I believe is also run by EMU10k1. Motherboard is Asus A7N8X-E (comes
 along with nForce2 onboard sound controller).

 Distribution is Fedora 10 and Pulseaudio version is 0.9.13.

 Sound occasionally and randomly stutters during movie playing or normal
 MP3 listening, and I remember the sound worked perfectly on ALSA (back on
 FC6).

 Being a novice linux user, I don't know (yet) how to get you any advanced
 diagnostics, but this is what I found: the sound stutters irrelevantly of
 the CPU load and re-niceing the process (e.g. VLC player) and/or changing
 the scheduling algorithms doesn't seem to have any effect.

 I have also tried to "deprioritize" PA via Sound System Settings and
 putting it on the bottom of the sound system stack - also to no effect.

 I've tried to remove PA altogether but that just left me with no sound so
 I installed it right back but the sound remained...'stutterous'.

 I am aware that CL is very uncooperative regarding Free Software (a great
 shame) but is there anything more I could do (besides changing the sound
 card)? Also, if I can pull any log or any data for you to analyse, please
 just let me know and I'll get right on it.

 If you feel this situation will not be resolved (due to CLs obstinacy)
 could you please explain how can to 'downgrade' to ALSA (since it seems to
 be working OK there)?

-- 
Ticket URL: <http://www.pulseaudio.org/ticket/435#comment:10>
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