[LAU] Fluidsynth, soundfonts, jack, and latency

Guru Prasad B. R. prasadbrg at gmail.com
Sun Nov 8 02:08:28 EST 2009

Sorry everyone, for keeping the thread hanging...
  I was away from my system for a few days, and just got back.
Wow! That looks like a rather comprehensive list. Will try each 
suggestion, perform the stress test, and get back to you.
Interesting idea. If memory serves me right, restarting only fluidsynth 
doesn't solve the problem, but I have to confirm this. Will do so soon...

Lee Revell wrote:
> On Mon, Nov 2, 2009 at 3:03 AM, Guru Prasad B. R. <prasadbrg at gmail.com> wrote:
>> Hello everyone,
>>  So I've been trying out AVLinux. By the looks of it, quite impressive
>> - but I soon ran into a rather serious issue, but I doubt whether it has
>> anything to do with AVLinux or not. I need your help in this knowing for
>> sure.
>> My usual setup involves a piano sample on Linuxsampler and a strings
>> soundfont on qsynth. I had an unusual gig last week that required no
>> piano sounds, but instead use of multiple layered samples. I therefore
>> used only qsynth, with 3 engines running concurrently. So in my brand
>> new AVLinux setup, I loaded up my samples, and had sooperlooper running
>> 2-3 loops concurrently, all on a core2-duo macbook.
> If it only happens when you run more than 1 fluidsynth app at once, a
> locking bug in the fluidsynth shared library would explain those
> symptoms.  Is it supposed to be thread safe?
> Does the problem go away if you leave JACK running but restart all the
> fluidsynth apps?
> Lee

More information about the Linux-audio-user mailing list