I finally figured out the problem. It was a effects plugin that was causing it to crash, specifically TAP Equalizer.
Ardour Rocks, Case Closed. > > > ------------------------------ > > Message: 3 > Date: Fri, 30 Jan 2009 18:23:32 +0100 > From: Khashayar Naderehvandi <khashayar.li...@gmail.com> > Subject: Re: Ardour crashing with error about not being fast enough. > To: Ubuntu Studio Users Help and Discussion > <ubuntu-studio-users@lists.ubuntu.com> > Message-ID: > <fca60f3a0901300923x1e42ad84l950991e55103b...@mail.gmail.com> > Content-Type: text/plain; charset=ISO-8859-1 > > On Fri, Jan 30, 2009 at 2:01 AM, Brian Bergstrom > <boilingbergst...@gmail.com> 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. > >
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