pulseaudio-口吃-这个日志说了什么?(alsa.sink.c:欠载!)

pulseaudio-口吃-这个日志说了什么?(alsa.sink.c:欠载!)

我的声音有问题,有时会发出噼啪声/断断续续的声音。这种情况发生过,Ubuntu 18.04但我重新安装了,Ubuntu 19.04还是发生了同样的情况。

我找到了这些记录。只有当出现噼啪声时才会记录,所以这里肯定有答案,但我不知道这是什么意思。

我已经手动终止pulseaudio并运行它:

/usr/bin/pulseaudio --daemonize=no --log-target=stderr --log-level=4

你能给我一些提示吗?

I: [alsa-sink-ALC892 Analog] alsa-sink.c: Scheduling delay of 144.70 ms > 65.99 ms, you might want to investigate this to improve latency...
I: [alsa-sink-ALC892 Analog] alsa-sink.c: Underrun!
I: [alsa-sink-ALC892 Analog] alsa-sink.c: Increasing minimal latency to 86.00 ms
D: [alsa-sink-ALC892 Analog] alsa-sink.c: Latency set to 86.00ms
D: [alsa-sink-ALC892 Analog] alsa-sink.c: hwbuf_unused=50368
D: [alsa-sink-ALC892 Analog] alsa-sink.c: setting avail_min=13475
D: [alsa-sink-ALC892 Analog] protocol-native.c: max_request changed, trying to update from 35000 to 38528.
D: [alsa-sink-ALC892 Analog] protocol-native.c: Notifying client about increased tlength
D: [alsa-sink-ALC892 Analog] alsa-sink.c: Latency set to 86.00ms
D: [alsa-sink-ALC892 Analog] alsa-sink.c: hwbuf_unused=50368
D: [alsa-sink-ALC892 Analog] alsa-sink.c: setting avail_min=13475
D: [alsa-sink-ALC892 Analog] protocol-native.c: Implicit underrun of 'Playback'
D: [alsa-sink-ALC892 Analog] protocol-native.c: Requesting rewind due to end of underrun.
D: [alsa-sink-ALC892 Analog] alsa-sink.c: Requested to rewind 15168 bytes.
D: [alsa-sink-ALC892 Analog] alsa-sink.c: Limited to 14784 bytes.
D: [alsa-sink-ALC892 Analog] alsa-sink.c: before: 3696
D: [alsa-sink-ALC892 Analog] alsa-sink.c: after: 3696
D: [alsa-sink-ALC892 Analog] alsa-sink.c: Rewound 14784 bytes.
D: [alsa-sink-ALC892 Analog] sink.c: Processing rewind...
D: [alsa-sink-ALC892 Analog] sink.c: latency = 1345
D: [alsa-sink-ALC892 Analog] sink-input.c: Have to rewind 14784 bytes on render memblockq.
D: [alsa-sink-ALC892 Analog] source.c: Processing rewind...
I: [alsa-sink-ALC892 Analog] alsa-sink.c: Underrun!
I: [alsa-sink-ALC892 Analog] alsa-sink.c: Increasing wakeup watermark to 75.99 ms
I: [alsa-sink-ALC892 Analog] alsa-sink.c: Underrun!
I: [alsa-sink-ALC892 Analog] alsa-sink.c: Increasing minimal latency to 96.00 ms
D: [alsa-sink-ALC892 Analog] alsa-sink.c: Latency set to 96.00ms
D: [alsa-sink-ALC892 Analog] alsa-sink.c: hwbuf_unused=48604
D: [alsa-sink-ALC892 Analog] alsa-sink.c: setting avail_min=13034
D: [alsa-sink-ALC892 Analog] protocol-native.c: max_request changed, trying to update from 38528 to 42056.
D: [alsa-sink-ALC892 Analog] protocol-native.c: Notifying client about increased tlength
D: [alsa-sink-ALC892 Analog] alsa-sink.c: Latency set to 96.00ms
D: [alsa-sink-ALC892 Analog] alsa-sink.c: hwbuf_unused=48604
D: [alsa-sink-ALC892 Analog] alsa-sink.c: setting avail_min=13034
D: [alsa-sink-ALC892 Analog] protocol-native.c: Implicit underrun of 'Playback'
D: [alsa-sink-ALC892 Analog] protocol-native.c: Requesting rewind due to end of underrun.
D: [alsa-sink-ALC892 Analog] alsa-sink.c: Requested to rewind 16932 bytes.
D: [alsa-sink-ALC892 Analog] alsa-sink.c: Limited to 16516 bytes.
D: [alsa-sink-ALC892 Analog] alsa-sink.c: before: 4129
D: [alsa-sink-ALC892 Analog] alsa-sink.c: after: 4129
D: [alsa-sink-ALC892 Analog] alsa-sink.c: Rewound 16516 bytes.
D: [alsa-sink-ALC892 Analog] sink.c: Processing rewind...
D: [alsa-sink-ALC892 Analog] sink.c: latency = 1318
D: [alsa-sink-ALC892 Analog] sink-input.c: Have to rewind 16516 bytes on render memblockq.
D: [alsa-sink-ALC892 Analog] source.c: Processing rewind...
I: [alsa-sink-ALC892 Analog] alsa-sink.c: Scheduling delay of 195.31 ms > 75.99 ms, you might want to investigate this to improve latency...
I: [alsa-sink-ALC892 Analog] alsa-sink.c: Underrun!
I: [alsa-sink-ALC892 Analog] alsa-sink.c: Increasing wakeup watermark to 85.99 ms
D: [alsa-sink-ALC892 Analog] protocol-native.c: Implicit underrun of 'Playback'
D: [alsa-sink-ALC892 Analog] protocol-native.c: Requesting rewind due to end of underrun.
D: [alsa-sink-ALC892 Analog] alsa-sink.c: Requested to rewind 16932 bytes.
D: [alsa-sink-ALC892 Analog] alsa-sink.c: Limited to 16580 bytes.
D: [alsa-sink-ALC892 Analog] alsa-sink.c: before: 4145
D: [alsa-sink-ALC892 Analog] alsa-sink.c: after: 4145
D: [alsa-sink-ALC892 Analog] alsa-sink.c: Rewound 16580 bytes.
D: [alsa-sink-ALC892 Analog] sink.c: Processing rewind...
D: [alsa-sink-ALC892 Analog] sink.c: latency = 1510
D: [alsa-sink-ALC892 Analog] sink-input.c: Have to rewind 16580 bytes on render memblockq.

我可能发现了相关的错误:

https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=859758

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