@ David Runge: Useful links. Many thanks for your time! Best regards Tasos Στις Δευ, 1 Μαρ 2021, 11:47 ο χρήστης David Runge <dave@sleepmap.de> έγραψε:
@David Runge: Many thanks for your reply.
Kernel log messages include no errors in v5.10.16. On the other hand
are no muted output channels in alsamixer. Also, the correct device is selected.
The output of 'aplay -l' is identical in both kernel versions. To
On 2021-02-28 21:00:52 (+0200), tasos tsesmetzis wrote: there playback
files, aplay and audacity where used. JACK is started either with the default device ('jackd -d alsa'), or by selecting hw:0 ('jackd -d alsa -d hw:0') but with no success.
That is odd. Maybe a regression in the alsa modules. You could try getting some more information out of the alsa upstream (e.g. [1] or [2]).
Other than that: I hope to upgrade the kernel to > 5.11 soon. Maybe that will fix your issues. You may of course also try linux-rt-lts.
Best, David
[1] https://alsa-project.org/wiki/Mailing-lists [2] https://github.com/alsa-project/alsa-lib