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209843 – Buffer underrun from ALSA to pulseaudio using snd ...

    https://bugzilla.kernel.org/show_bug.cgi?id=209843
    Kernel.org Bugzilla – Bug 209843 Buffer underrun from ALSA to pulseaudio using snd_bcm2835 on raspberry pi 4 Last modified: 2020-12-22 17:07:03 UTC

Pulseaudio "cracking" underruns after several hours of ...

    https://github.com/QubesOS/qubes-issues/issues/2905

    PulseAudio: Audio Streams - freedesktop.org

      https://freedesktop.org/software/pulseaudio/doxygen/streams.html

      PulseAudio: pa_buffer_attr Struct Reference

        https://freedesktop.org/software/pulseaudio/doxygen/structpa__buffer__attr.html
        Should underrun occur, the read index of the output buffer overtakes the write index, and hence the fill level of the buffer is negative. Start of playback can be forced using pa_stream_trigger() even though the prebuffer size hasn't been reached. If a buffer underrun occurs, this prebuffering will be again enabled.

      Buffer underruns only when system has resumed from suspend ...

        https://gitlab.freedesktop.org/pulseaudio/pulseaudio/-/issues/1122
        After the system resumes from suspend, I experience pulseaudio underruns every 20-30s. There are no underruns if the system has not been previously suspended. Re-starting pulse, re-loading audio modules, and re-plugging the interface do not make the under-runs stop. The only thing I have found that fixes the underruns is rebooting the system.

      [SOLVED] MPD and pulseaudio: underrun

        https://www.linuxquestions.org/questions/linux-software-2/mpd-and-pulseaudio-underrun-4175585833/

        Pulseaudio And Latency | The Blog of Juho

          https://juho.tykkala.fi/Pulseaudio-and-latency
          Pulseaudio and latency If you are a Linux enthusiast and are playing fps games or record audio of some musical instrument then you have probably encountered issues with Pulseaudio latency. This blog post describes how to live with and manage Pulseaudio latency problems. For fast answer scroll directly to chapter Positive effect on latency as bellow is some leading …

        buffer underruns with focusrite scarlett 2i2, even with ...

          https://gitlab.freedesktop.org/pulseaudio/pulseaudio/-/issues/725
          buffer underflows should not occur on at least one scheduling setting, and pulse audio should ask rtkit for new processes at a reasonable rate. Edited Aug 27, 2019 by Lauren Boley To upload designs, you'll need to enable LFS and have an admin enable hashed storage.

        [SOLVED] '(snd_pcm_recover) underrun occurred' / Kernel ...

          https://bbs.archlinux.org/viewtopic.php?id=185736
          Posts: 1,570. Re: [SOLVED] ' (snd_pcm_recover) underrun occurred'. Pulseaudio has settings similar to alsas buffer_size, increase those. Refrain from using outside guides without understanding what you are actually doing, you probably should default your configuration for pulseaudio first, before attempting anything else.

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