[ardour-users] Problems running jack and ardour on macbookpro and debian

Sampo Savolainen v2 at iki.fi
Thu May 10 23:34:56 PDT 2007

Quoting Antonio Castellano <stanzarossa at email.it>:

> hito the list
> first of all i have to say that ardour is the better program out there, 
> and i say this after one year in a pro-pro-tools recording techniques 
> school. it's simply more inteligent.
> i've some problems with jack so i can't use ardour as i did last 2
> years.
> my new laptop is a macboo kpro, i've installed debian etch and a 2.6.21 
> kernel with the rt1 patch, realtime lsm and rlimits(the kernel is the 
> Debian multimedia linux_image), but everytime i try to launch jackd i 
> got messages saying i don't have capabilities, i know that alsa driver 

Sounds like you're trying to start jack with the jackstart (or was it
startjack) command line. That should not be used for any modern kernels.
Just use jackd. (Remember to run jackd in realtime as well via -R ! )
Please note that your soundcard probably requires 3 periods/buffer to work


More information about the Ardour-Users mailing list