[mythtv-users] ALSA, intel8x0 and WriteAudio: buffer underrun

Al McIntosh junkmail at allanmcintosh.com
Sun Jan 8 21:22:09 UTC 2006


Hey,

I have an AMD Sempron 2800+, MSI nForce4 K8N Neo3 with onboard nVidia 
Corporation CK804 AC'97 Audio Controller. I have been experiencing 
problems with mythfronted freezing during playback of recorded shows. I 
have to kill it but it becames defunct.

I am using alsa 1.0.10 and myth 0.18.1

I believe it's the sound card because of the following mythfrontend 
output appears when the crash occurs:

006-01-07 14:27:19.240 prebuffering pause
2006-01-07 14:27:19.240 WriteAudio: buffer underrun
2006-01-07 14:27:22.487 Waited 4 seconds for data to become available, 
waiting again...
2006-01-07 14:27:26.491 Waited 4 seconds for data to become available, 
waiting again...
2006-01-07 14:27:30.495 Waited 4 seconds for data to become available, 
waiting again...
2006-01-07 14:27:35.388 Waited too long for ringbuffer pause..
2006-01-07 14:27:36.392 Waited too long for ringbuffer pause..

Has anyone else experienced this? I'd appreciate suggestions.


artsd is not running(I'm not using KDE). 

General -> Audio -> ggressive sound card buffering turned off.

Playback -> General Playback -> Extra audio buffering  disabled.

I have the following in my ~/.asoundrc

pcm.!default {
        type hw
        card 0
        }

ctl.!default {
        type hw
        card 0
  }



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