[LAU] Jack problem?

linuxdsp mike at linuxdsp.co.uk
Mon Jan 31 15:38:01 UTC 2011


Gabbe Nord wrote:
> Hello guys!
> 
> I'm trying out the pianoteq-trail, which is awesome! But I get pretty 
> bad performance, and when I start the app I get this error-msg:
> 
> Midi thread could not acquire real-time scheduling, error 1 -- Operation 
> not permitted
> Midi thread could not acquire real-time scheduling, error 1 -- Operation 
> not permitted
> Midi thread could not acquire real-time scheduling, error 1 -- Operation 
> not permitted
> Jack error: Cannot use real-time scheduling (RR/5)(1: Operation not 
> permitted)
> Jack error: AcquireRealTime error
> Multi-core: could not acquire real-time scheduling, error 1 -- Operation 
> not permitted
> 
> Do you guys have any idea what the problem might be? Googling it has 
> given me nothing so far! I have both my username and the groupname 
> "audio" setup properly in limits.conf (rtprio, nice and so on) via a 
> tutorial I found a while back. I'm using ubuntu studio 10.04 but with 
> the latest 2.6.38-1-generic kernel.
> 
> Best regards!
> 
> 
> ------------------------------------------------------------------------
> 
> _______________________________________________
> Linux-audio-user mailing list
> Linux-audio-user at lists.linuxaudio.org
> http://lists.linuxaudio.org/listinfo/linux-audio-user

Perhaps it has something to do with this:

http://www.mail-archive.com/ubuntu-bugs@lists.ubuntu.com/msg2710524.html




More information about the Linux-audio-user mailing list