CUDA: 11.4 CUDNN:8.4.2 GPU: 3080 UBUNTU: 21.10 OpenCV: 4.5.5 GCC/++: 10
Important to have and use gcc/++ 10 since there is a compatibility issue with gcc/++ 11 with CUDA 11.4.x and it won't be able to process memory allocation while building. Cheers.