[pulseaudio-tickets] [Bug 49608] periodic audio skips with Intel HDA

[bugzilla-daemon at freedesktop.org]

https://bugs.freedesktop.org/show_bug.cgi?id=49608

--- Comment #7 from rkfg <rkfg at rkfg.me> ---
Created attachment 113083
  --> https://bugs.freedesktop.org/attachment.cgi?id=113083&action=edit
Underruns with prealloc=2048

I was able to leverage the "Underrun!" issue by setting prealloc to 2048 in
kernel options (recompiled it). It can also be achieved via echo 2048 >
/proc/asound/card0/pcm0p/sub0/prealloc without recompiling. Wonder why 64 is
still default in Debian/Ubuntu. So it doesn't change the latency/watermark now
this hard. However, I still get "Underrun!" after launching LMMS. It also spams
the syslog with

Feb 03 08:58:35 work pulseaudio[1895]: Pool full

And there are still clicks in the playback from time to time.

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