Igor Stasenko <siguctua <at> gmail.com> writes:
> not sure, but i suspecting that such pauses can be caused by GC.
> I'd recomment to look over memory allocations during playback, and
> how often GC invoked.

That's kinda what I was thinking, but how do I monitor the garbage collector?  I
tried GCMonitor from here...
ftp://ftp.smalltalkconsulting.com/squeakGarbage/
...but running it raised a MessageNotUnderstood error, so I guess that's too old.