2009/12/21 Chris <cpollock@xxxxxxxxxxxxxx> > On Sun, 2009-12-20 at 07:47 +0800, Raymond Yau wrote: > > I can reproduce this bug on pulseaudio-0.9.14 by > > > > aplay -v --period-size=32 any_rate_not_equal_44100Hz.wav > > > > > > Anyway to stop this from happening? When it does happen it's causing my > drive to thrash for about 4-5 minutes or longer as shown below: > > Dec 20 14:35:50 localhost pulseaudio[4331]: ratelimit.c: 271 events > suppressed > Dec 20 14:35:50 localhost pulseaudio[4331]: asyncq.c: q overrun, queuing > locally > > Dec 20 14:44:15 localhost pulseaudio[4331]: asyncq.c: q overrun, queuing > locally > > > you have to provide a test case which can reproduce this bug and a full pulseaudio log which recorded how this bug occur http://www.pulseaudio.org/wiki/Community#BugsPatchesTranslations If autospawning is enabled (which it now is by default) you might have to race against it when restarting PA, so it might be a good idea to issue "pulseaudio -k ; pulseaudio -vvvvv" in a single command In my case , I suspect the latency and watermark calculation did not get the correct watermark/sleeping time when the alsa application using small period size (128 bytes is the alsa-pulse-plugin 's minimum period size ) since the error "asyncq.c: q overrun, queuing locally" does not occur when using the normal period_size of those applications (e.g. aplay , mplayer work quite well ) or rewind too much since snd_pcm_rewind() is a new function which is only used by PA server > D: memblockq.c: memblockq requested: maxlength=4194304, tlength=44160, > base=4, prebuf=44032, minreq=128 maxrewind=0 > D: memblockq.c: memblockq sanitized: maxlength=4194304, tlength=44160, > base=4, prebuf=44032, minreq=128 maxrewind=0 > I: protocol-native.c: Final latency 502.13 ms = 497.78 ms + 2*1.45 ms + 1.45 > ms > D: module-alsa-sink.c: latency set to 4.00ms > D: module-alsa-sink.c: hwbuf_unused_frames=1872 > D: module-alsa-sink.c: setting avail_min=2225 > D: module-alsa-sink.c: Requesting rewind due to latency change. > D: module-alsa-sink.c: Requested to rewind 8192 bytes. > D: module-alsa-sink.c: Limited to 7804 bytes. > D: module-alsa-sink.c: before: 1951 > D: module-alsa-sink.c: after: 1951 > D: module-alsa-sink.c: Rewound 7804 bytes. > D: sink.c: Processing rewind... > D: sink-input.c: Have to rewind 7804 bytes on render memblockq. > E: asyncq.c: q overrun, queuing locally > E: asyncq.c: q overrun, queuing locally > E: asyncq.c: q overrun, queuing locally > E: asyncq.c: q overrun, queuing locally > I: module-alsa-sink.c: Underrun! _______________________________________________ Alsa-devel mailing list Alsa-devel@xxxxxxxxxxxxxxxx http://mailman.alsa-project.org/mailman/listinfo/alsa-devel
