sound player thread eats CPU
Martin Kuball
MartinKuball at web.de
Sun Sep 19 20:57:48 UTC 2004
Am Saturday 18 September 2004 23:37 schrieb Ned Konz:
> On Saturday 18 September 2004 10:45 am, Martin Kuball wrote:
> > This is a problem I observerd in all squeak images I used, going
> > back at least to 3.4. Now using all new 3.7 I still have the
> > problem that once the Sound Player thread is activated it
> > consumes almost all the CPU power that's available (ca 95%). I'm
> > using squeak on Linux with the artsdsp script to route sound
> > output to the arts daemon.
>
> What VM are you using?
3.6g-2 (own build) using -vm-sound-oss
>
> I don't see this in my system, with a 3.7b-5++ VM...
>
> My script for starting Squeak is this (note that I am *not* going
> through ARTS but instead straight to ALSA using aoss):
I tried without the arts wrapper. This time cpu usage is about 17%
when playing a sound and it stays there after I stopped the sound
output. When I stop the sound player thread cpu usage goes down to
about 8%.
I will try to investigate this further.
Martin
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