wget https://cloudhypervisorstorage.blob.core.windows.net/images/focal-server-cloudimg-amd64-custom-20210106-1.raw
mv focal-server-cloudimg-amd64-custom-20210106-1.raw focal-server-cloudimg-amd64-nvidia.raw
qemu-img resize focal-server-cloudimg-amd64-nvidia.raw 20G