If submitting a bug/issue please provide PipeWire version, distribution and the desktop environment please. It may also be a good idea to try a nightly or master first as your problem may have been fixed.
journalctl -xe | grep pipewire or journalctl --user-unit=pipewire -f or journalctl --user -u pipewire -f
pactl list and
pactl showto list objects.
pw-cli i <id> to get more info about an object.
pw-dumpcan dump the objects in JSON formats, ready for processing with other JSON query tools like
jq. If filing an issue please include this as an attachment.
pw-record are also available. See the man pages.
pw-top will tell you the node, period, rate, and latency.
PipeWire debugging options are also available. Eg:
PIPEWIRE_DEBUG=4 vlc 2>file.log
My Audio Card Does Not Have XYZ
This could be a problem with the mixer detection code.