[LAU] jack 100% CPU when unplugging USB interface
Peter P.
peterparker at fastmail.com
Thu Jul 9 16:02:29 UTC 2015
* Paul Davis <paul at linuxaudiosystems.com> [2015-07-09 11:40]:
> On Thu, Jul 9, 2015 at 11:35 AM, Peter P. <peterparker at fastmail.com> wrote:
> > Hi list,
> >
> > When I unplug my USB Audio interface while jackd is running on that very
> > card, jackd's CPU useage peaks and influences the whole operating system
> > (RT-kernel, jackd's priority is -11) becomes very unresponsive.
>
> version of JACK? version of ALSA? kernel version?
Thanks Paul,
this is on Debian testing, with
jackd 0.124.1 tmpdir /dev/shm protocol 25
kernel 3.14-2-rt-amd64
libasound2 1.0.28-1
jackd is started via qjackctl with options
jackd -t2000 -dalsa -r44100 -p256 -n2 -Xseq -D -Chw:UA25 -Phw:UA25 -i2 -o2
best, P
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