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PulseAudio/Log - Ubuntu Wiki
https://wiki.ubuntu.com/PulseAudio/Log#:~:text=Open%20a%20terminal%2C%20then%20enter%20these%20commands%3A%20echo,the%20terminal%20and%20press%20Ctrl-C%20to%20stop%20PulseAudio.
sound - How do I debug issues with Pulse Audio? - Ask …
https://askubuntu.com/questions/201780/how-do-i-debug-issues-with-pulse-audio
Pulseaudio will be loaded on system start up, and on user login. Therefore errors can only be read from a log generating on starting pulseaudio. See this guide on how to generate a pulsaudio log script. In short, we have to take care pulseaudio does not respawn we may run it in verbose mode: pulseaudio -vvvv <options>.
How do I debug issues with Pulse Audio? - Ubuntu Forumming
https://ubuntu.forumming.com/question/12327/how-do-i-debug-issues-with-pulse-audio
In the case given in the question we could see that pulseaudio fails to run because it was unable to start the D-Bus service. This may likely be caused by a broken or overlong path to the user's HOME (see bug #872992).As a workaround we may issue pulseaudio without D-Bus control by commenting out the following line in /etc/pulse/default.pa like this:
PulseAudio/Log - Ubuntu Wiki
https://wiki.ubuntu.com/PulseAudio/Log
Open a terminal, then enter these commands: echo autospawn = no >> ~/.config/pulse/client.conf #use ~/.pulse/client.conf on Ubuntu <= 12.10 killall pulseaudio LANG=C pulseaudio -vvvv --log-time=1 > ~/pulseverbose.log 2>&1 Do what you need to reproduce the bug. Switch back to the terminal and press Ctrl-C to stop PulseAudio.
Ubuntu Manpage: pulseaudio - The PulseAudio Sound System
https://manpages.ubuntu.com/manpages/focal/man1/pulseaudio.1.html
Disabling this mechanism is useful when debugging PulseAudio with tools like valgrind(1) which slow down execution. --disable-shm[=BOOL] PulseAudio clients and the server can exchange audio data via POSIX or memfd shared memory segments (on systems that support this). If disabled PulseAudio will communicate exclusively over sockets.
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