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Very long loading in preview mode

Posted: Sat Aug 08, 2020 9:13 am
by S0rda
Hello to all. I am using 2.8.4 version of Blender and 2.4 version of render. The problem is that even the cube preview in the default scene takes about five minutes to load. GPU render (1080 Ti, Win 10). Tell me what am I doing wrong?

Re: Very long loading in preview mode

Posted: Sat Aug 08, 2020 10:15 am
by filip
That should be the kernel compiling. It's supposed to happen only once in 2.4

Although I did have it happen again on occasion. Definitely not all the time, though.
The files are stored in some temp folder which I think gets deleted sometimes. It should let us define a folder where to put them maybe?

Re: Very long loading in preview mode

Posted: Sat Aug 08, 2020 10:31 am
by Dade
filip wrote: Sat Aug 08, 2020 10:15 am Although I did have it happen again on occasion. Definitely not all the time, though.
The files are stored in some temp folder which I think gets deleted sometimes.
Check if the following directories are empty or deleted at each reboot:

C:\Users<username>\AppData\Local\Temp\cuda_kernel_cache
C:\Users<username>\AppData\Local\Temp\ocl_kernel_cache

Re: Very long loading in preview mode

Posted: Thu Aug 13, 2020 7:15 pm
by B.Y.O.B.
Maybe you are using a program that deletes the temp folder, like some "computer cleanup" utilities?