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How use PulseAudio and JACK? | JACK Audio …
https://jackaudio.org/faq/pulseaudio_and_jack.html
Here are a couple of basic observations about using JACK and PulseAudio together: While PulseAudio is running, JACK cannot access the same soundcard that Pulse is using. Even though in theory ALSA provides mechanisms for this to be possible (e.g. “dmix” device access), they do not work well enough to support both of these systems reliably.
What Is Jack, Pulseaudio, and Alsa? Linux Audio Drivers ...
https://www.youtube.com/watch?v=iaPW5v2ztEQ
When you're getting into Linux audio, you'll hear a lot of talk about Alsa, Jack, and Pulseaudio. What are they? Are these all drivers? How do I use Jack? Wh...
How to use JACK and Pulseaudio/ALSA at the same time …
https://askubuntu.com/questions/572120/how-to-use-jack-and-pulseaudio-alsa-at-the-same-time-on-the-same-audio-device
jack-source and jack-sink are removed from Pulseaudio automatically by d-bus. the default sink in Pulse audio is switched to audio card because jack-out disappears. Qjackctl after Shutdown script re-activates the audio card in Pulseaudio: pactl suspend-sink alsa_output.pci-0000_00_1b.0.analog-stereo 1.
How does Pulse Audio compare to Jackd / ALSA?
https://www.linuxquestions.org/questions/linux-general-1/how-does-pulse-audio-compare-to-jackd-alsa-686288/
Pulseaudio is a sound server - like ARTS and ESD - while ALSA/OSS are more low-level and interact more directly with hardware. As it is, Pulseaudio relies on ALSA to do its job BUT part of this is still unimplemented, which has been causing headaches for some while as people who had a perfectly functioning system suddenly find that their hardware does not work …
linux - How to restart Alsa/PulseAudio after using Jack ...
https://unix.stackexchange.com/questions/92679/how-to-restart-alsa-pulseaudio-after-using-jack
The solution turned out to be simpler than it appeared. The output of fuser -v /dev/snd/* revealed jackd was silently hogging the audio card even after QjackCtl supposedly killed it. Running killall jackd fixed the problem. The problem wasn't with PulseAudio, but rather jackd running invisibly in the background.
PulseAudio vs JACK: Adventures In Linux Audio
https://frontpagelinux.com/articles/pulseaudio-vs-jack-adventures-in-linux-audio/
A quick list of most common issues with PulseAudio. PulseAudio not remembering default devices on reboot; PulseAudio not remembering default volumes on reboot; Audio Crackling, stuttering, popping; Static noise; Audio lag; One thing that is worth of notice, is that PulseAudio is an audio server that stacks on top of ALSA, a lower level audio interface.
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