This sounds relevant:
> This threshold can be set to 0 in order to prevent the video memory from being turned off.
https://download.nvidia.com/XFree86/Linux-x86_64/535.129.03/README/dynamicpowermanagement.html#VidMemThreshold
This sounds relevant:
> This threshold can be set to 0 in order to prevent the video memory from being turned off.
https:/ /download. nvidia. com/XFree86/ Linux-x86_ 64/535. 129.03/ README/ dynamicpowerman agement. html#VidMemThre shold