hi folkx-

developing my looping application, i noticed a couple
of things:

1) adding a thread to a jack application while it is
active causes a big (~15ms) xrun.

2) pressing numlock, capslock, or scrollock causes a
big (~9ms) xrun.

this is running 2.4.18-pre6 with LL patch and alsa
0.9.0beta10, jack cvs as of about a month ago.

btw paul, using the cvs jack instead of the old 0.4.7
that was on the jack page fixed the problems i was
having with my ac97 crashing at low buffersizes... 

besides the above cases, i still get the occasional
xrun (always short, within 1-2 samples of the fragment
size). but nothing totally poops the system out. i
suspect these shorty xruns are coming from the poopy
ac97. 

i solved the problem with threads by changing my
design so that i create all threads before i start
processing. its not that big a deal, its just that my
memory allocation manager which handles preallocating
blocks for recording needed to be shuffled around.

as for the numlock thing, totally weird. i wonder if
its a RH7.1 console thing... anyway, as it is, im
psyched to have  lowlatency fullduplex audio FX on my
$300 computer with a consumer sound card.


best,
yon


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