[Bf-cycles] GPU Workload with finished preview

[Brecht Van Lommel]

Hi,

I'm aware on this issue, still on my todo least, will be fixed before
the next release. It's due to a bugfix where 3d view render would get
stuck sometimes.

Brecht.

On Mon, Apr 8, 2013 at 1:53 PM, Constantin Rahn <crahn at vrchannel.de> wrote:
> Hey Brecht,
>
> some time ago we have had a small conversation on IRC about my
> observation, that my GPU fan is running very high with the finished
> preview (GPU-rendering). Closing the cycles preview (switch to material
> or shaded preview) will slow down the GPU fan a few seconds later.
>
> With the latest r55891 the effect is still there.
> Win7 64
> gforce GTX 680
>
> Based only on the sound of the fan I can hear that the cycles preview is
> active (independent of rendering or finished with rendering).
>
> Why is the fan not slowing down after the preview has finished rendering?
> Maybe the preview is refreshing the image with maximum FPS independent
> from the rest of Blender UI?
> How can I check the GPU workload, to have some valid values to confirm
> my observation?
>
> Can someone else confirm this on other systems?
>
> Happy blending,
> Conz
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