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Article #581

garbage collector - performance problem

#581
From: Zoran Pjevic
Date: Wed, 02 Mar 2005 13:35
29 lines
1892 bytes
Hello

I not sure that my question is related to Swing, but is is my best
guess.

We have an Swing based GUI which is on top of a C++ embedded
application which feeds data into a hardware unit.

In stress testing conditions under very high data rates everything
runs fine for up to 15 hours. But then occasionaly it happens that the
hardware gets a datadrop.

When the same test is performed without the GUI, this is not noticed.

So I suppose that the garbage collector is doing incremental
collecting for hours and hours and then when some limits are reached
it peforms some major collecting, which slows down the GUI and with it
the underlying C++ core.

If this is the case - is there any way to programmatically influence
the schema of how the garbage collector works or at least to get a
message from the garbage collector when it starts this major
collecting? Or can I force it to to do its job in the background?

Or do you think I am completely wrong with my interpretation of the
problem?

Thanks for any hints,
Zoran
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From: Zoran Pjevic <zpjevic@anitesystems.de>
Newsgroups: borland.public.jbuilder.java.swing
Subject: garbage collector - performance problem
Date: Wed, 02 Mar 2005 14:35:38 +0100
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