[LAU] connect ports with jack1 vs jack2 (was: Re: Qjackclt cramps)

Fons Adriaensen fons at linuxaudio.org
Thu Mar 8 15:41:54 UTC 2012


On Thu, Mar 08, 2012 at 03:25:46PM +0100, Giso Grimm wrote:
 
> Neither jack 0.121.2 nor jack 1.9.7 does produce xruns (like those
> reported by jack when it is not fast enough to handle the sound card data).

Jack1 will skip cycles if necessary. This may sound like an xrun 
if takes too long, but it's a different thing altogether.

A more basic problem seems to me that *every* port creation/destruction/
connection/disconnection will mean a callback into every client which
has these enabled. This just doesn't scale when a script, session manager
or even a single big app (e.g. Ardour)  performs hundreds of those ops
within a second.

Ciao,

-- 
FA

Vor uns liegt ein weites Tal, die Sonne scheint - ein Glitzerstrahl.



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