Re: midi triggering delay

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andy baxter wrote:
> Hi all,
>
> I'm trying to get my usb midi keyboard (an edirol PCR 800) working with 
> my good laptop (a 1400 MHz core 2 thinkpad X61s). I have jackd running 
> with 8 msec latency and no xruns using an onboard intel HDA sound card. 
> When I hook up qsynth (fluidsynth) to the keyboard's alsa midi output, 
> the notes are triggered with a slight (<0.1s?), and variable time delay. 
> Sometimes the note plays immediately on pressing the key; sometimes 
> there is a noticeable delay. This does not happen when I use the same 
> setup on my old laptop (a 1400 Mhz single core dell).
>
>   
Can anyone recommend an online guide to building a realtime audio 
capable kernel? I may have missed some important details when compiling 
the kernel I'm using (I just took the debian defaults and switched on 
the realtime patch I had applied). E.g. I remember the system timer is 
set at 250Hz.

andy

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