These threads seem promising in terms of extended resources on oversubscription but it seems like there are many dead ends there too.
https://forums.unrealengine.com/t/runtime-virtual-texture-sets-landscape-to-lower-mip/
These threads seem promising in terms of extended resources on oversubscription but it seems like there are many dead ends there too.
https://forums.unrealengine.com/t/runtime-virtual-texture-sets-landscape-to-lower-mip/