POV-Ray : Newsgroups : povray.windows : Not using all CPU : Re: Not using all CPU Server Time
13 Jun 2024 19:26:50 EDT (-0400)
  Re: Not using all CPU  
From: Mike Horvath
Date: 15 Jan 2021 01:00:59
Message: <60012f9b$1@news.povray.org>
This worked, thank you.


On 1/14/2021 2:48 AM, Thomas de Groot wrote:
> Op 13/01/2021 om 20:46 schreef Mike Horvath:
>> Yeah, my old PC was always pegged at 100% CPU on all 4 cores.
>> This is frustrating because the whole reason I got such a powerful CPU 
>> was so that I could do more raytracing. Otherwise, I don't need such a 
>> good CPU.
>> :(
> For a render, I typically set +WT at 'maximum logical processors minus 
> 2'. As I have here 6 cores and thus 12 logical processors, I set +WT10. 
> Thus I am always able to do something else besides the render.
> Possibly, your WT is set low by default. Changing WT and watching the 
> Task Manager you will see CPU utilisation change. I noticed that when 
> CPU utilisation gets close to 90+% no render time is really gained, so 
> it seems always better to set a lower WT to keep it under the 100%

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