but synthom_pulseaudio.log did not contain info about the capture since only alsa-sink was logged
do you mean directly using alsa work well ? arecord -Dhw:0,0 -c2 test.wav you have to provide pulseaudio verbose log while you capture https://wiki.ubuntu.com/PulseAudio/Log ** Changed in: alsa-driver (Ubuntu) Status: New => Incomplete -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1259070 Title: N90SV, Realtek ALC663, Mic, Internal Underruns, dropouts or crackling sound To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/alsa-driver/+bug/1259070/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
