>MIME-version: 1.0
>Date: Thu, 30 Nov 2000 08:46:55 -0800
>From: "McCall, Jonathon D" <[EMAIL PROTECTED]>
>Subject: Re: [JAVA3D] Memory Leak?
>To: [EMAIL PROTECTED]
>
>More information: It appears that this NOT a problem under the DirectX version
>of Java3D.
>
That good news.
So it is the OpenGL driver itself that leak memory.
- Kelvin
------------
Java 3D Team
Sun Microsystems Inc.
> -----Original Message-----
> From: McCall, Jonathon D
> Sent: Wednesday, November 29, 2000 9:28 AM
> To: [EMAIL PROTECTED]
> Subject: Memory Leak?
>
>
> I'm hoping someone can shed some light on my problem.
>
> Because of memory problems with Java and swing components, we have
>implemented window reuse in our application. In this way we reuse our windows
>and avoid the continuous leaking that was taking place with swing components
not
>being garbage collected on all VMs.
>
> Now for my problem. I've got a window that creates a Java3D canvas. I
>can reuse this window dozens of times in my application. While reusing this
>window I call Runtime.totalMemory() and Runtime.freeMemory(). These numbers
>appear to remain fairly constant, with the difference between the total and
free
>being about 8 meg used. So far so good.
>
> When I observe the Windows Task Manager memory usage for my
application,
>the JavaVm grows with each reuse of my window by about 4 meg! This memory is
>never returned to the system, however, as noted above, the Runtime thinks it
>has. Calling runtime.gc has no affect.
>
> I running on Windows 2000, using the Java 3DTM 1.2.1 Beta 1 release,
>however, this problems appears under older release versions of Java3D also.
> Any ideas would be appreciated.
> Thanks,
> Jon McCall
> Battelle
> [EMAIL PROTECTED]
>
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