Upgraded to 10.04 and now I have a stuttering problem with music played over Rhythmbox.
I have added the -VVV flag and I get these kind of messages: May 2 08:46:26 temuko pulseaudio[1287]: alsa-sink.c: Underrun! May 2 08:46:26 temuko pulseaudio[1287]: alsa-sink.c: Increasing wakeup watermark to 30.00 ms May 2 08:47:20 temuko pulseaudio[1287]: alsa-sink.c: Underrun! May 2 08:47:20 temuko pulseaudio[1287]: alsa-sink.c: Increasing wakeup watermark to 40.00 ms May 2 08:47:21 temuko pulseaudio[1287]: alsa-sink.c: Underrun! May 2 08:47:21 temuko pulseaudio[1287]: alsa-sink.c: Increasing wakeup watermark to 50.00 ms May 2 08:48:40 temuko pulseaudio[1287]: alsa-sink.c: Underrun! May 2 08:48:40 temuko pulseaudio[1287]: alsa-sink.c: Increasing wakeup watermark to 60.00 ms May 2 08:49:28 temuko pulseaudio[1287]: client.c: Created 10 "EsounD client (UNIX socket client)" May 2 08:50:20 temuko pulseaudio[1287]: alsa-sink.c: Underrun! May 2 08:50:20 temuko pulseaudio[1287]: alsa-sink.c: Increasing wakeup watermark to 70.00 ms May 2 08:50:21 temuko pulseaudio[1287]: alsa-sink.c: Underrun! May 2 08:50:21 temuko pulseaudio[1287]: alsa-sink.c: Increasing wakeup watermark to 80.00 ms May 2 08:54:20 temuko pulseaudio[1287]: alsa-sink.c: Underrun! May 2 08:54:20 temuko pulseaudio[1287]: alsa-sink.c: Increasing minimal latency to 1.00 ms May 2 08:56:20 temuko pulseaudio[1287]: alsa-sink.c: Underrun! May 2 08:56:20 temuko pulseaudio[1287]: alsa-sink.c: Increasing minimal latency to 2.00 ms May 2 08:56:21 temuko pulseaudio[1287]: alsa-sink.c: Underrun! May 2 08:56:21 temuko pulseaudio[1287]: alsa-sink.c: Increasing minimal latency to 4.00 ms May 2 08:58:20 temuko pulseaudio[1287]: alsa-sink.c: Underrun! May 2 08:58:20 temuko pulseaudio[1287]: alsa-sink.c: Increasing minimal latency to 8.00 ms May 2 08:58:21 temuko pulseaudio[1287]: alsa-sink.c: Underrun! May 2 08:58:21 temuko pulseaudio[1287]: alsa-sink.c: Increasing minimal latency to 16.00 ms I have also seen the wireless noise floor messages although not today. I have added my name to the pulse and pulse-access group. There is no pulse-rt group (?) I added the following line to /etc/pulse/client.conf and restarted extra-arguments = --log-target=syslog --realtime=1 --high-priority=1 --fail=1 -vvv I am currently using an external USB DAC, a total bithead. -- audio skips, pulseaudio -vvv shows underrun in module-alsa-sink.c https://bugs.launchpad.net/bugs/388081 You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs