wget https://developer.download.nvidia.com/compute/machine-learning/repos/ubuntu2004/sbsa/libnccl2_2.8.3-1+cuda11.2_arm64.deb
wget https://developer.download.nvidia.com/compute/machine-learning/repos/ubuntu2004/sbsa/libnccl-dev_2.8.3-1+cuda11.2_arm64.deb
sudo dpkg -i libnccl2_2.8.3-1+cuda11.2_arm64.deb libnccl-dev_2.8.3-1+cuda11.2_arm64.deb