On Fri, Jan 30, 2009 at 2:01 AM, Brian Bergstrom <[email protected]> wrote: > I have a project that I was working on in 2.3 and I started getting this > error. > > JACK has either been shutdown or it > disconnected Ardour because Ardour > was not fast enough. Try to restart > JACK, reconnect and save the session. > > It got the point where I couldn't work on the project anymore. I could open > the project and playback my song, but as soon as I stopped playback that > message would pop up and JACK would get Xruns. My session isn't > extroidinary, it has 7 drum tracks that I recorded from Hydrogen, 2 guitar > tracks and a bus. It has 7 effects running which doesn't seem like a lot > since I have run more effects in Abelton Live and Adobe Audition before. > I investigated and tried to make sure my system was tweaked correctly. I am > running Ubuntu Studio Hardy with real time kernel 2.26.24. I have my audio > group setup in the limits file with unlimited memlock. My system has a > 1.8GHz Core Duo and 2GB of ram. I don't have any hefty daemons/processes > running. I am using a Edirol UA-4fx USB audio interface. I have jack setup > with 128 frames and 3 periods. I got the same results when I turned the > frames up to 1024. Ardour plays/records fine in a new session with just a > few tracks. Other audio apps work fine with Jack. I built .116 jack and 2.7 > Ardour from source with optimize flags and still get the same result. My > hard drive is running in udma6 mode and gets 900MB/sec cached read and > 40MB/sec buffered disk read. I have run the realTimeConfigQuickScan.pl from > http://wiki.linuxmusicians.com and all checks are good. I am out of ideas > and just want to make music, any help is greatly appreciated. > It really does sound like you've tried next to everything. The only thing I can think of that you don't explicitly mention is to try new versions of ardour + jack without optimization flags (as optimization flags might cause instabilities). Also, perhaps try with updated alsa?
Regards, Khash. -- Ubuntu-Studio-users mailing list [email protected] Modify settings or unsubscribe at: https://lists.ubuntu.com/mailman/listinfo/ubuntu-studio-users
