[PD-dev] sched_priority problem on OSX w/GEM

tigital tigital at mac.com
Thu Sep 11 19:27:45 CEST 2003


hiya,

...I grabbed the test11 of 0.37 and was surprised at the amount of lock 
ups I got on OSX...searching through the code, I found that the 
param.sched_priority "fix" has worked it's way into 
s_inter.c:833:848...if I remember correctly, this was a "fix" for audio 
glitches?  The problem with using it and GEM is that it makes pd a 
higher priority than the window manager, and so it's very easy to get 
locked out, forcing a manual reboot!  If audio people really need this 
(I thought the audio glitch was fixed elsewhere, too?), could we make a 
compile flag to disable this?  Also would be a good idea to notify 
people who are using this current version and GEM to be ready for a 
lock out and sadness...

...which reminds me of a question I've had:  does pd.watchdog only get 
invoked if using the "-rt" flag?  I don't seem to notice it 
otherwise...and lately it doesn't print anything but a carriage return: 
  is this correct?

l8r,
jamie





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