horovod安裝

1.安裝nccl 查看cuda版本cat /usr/local/cuda/version.txt，從https://developer.nvidia.com/nccl/nccl-download安裝對應的包python sudo yum update sudo yum install libnccl-2.5.6-1+cuda10.0 libnccl-devel-2.5.6-1+cuda10.0 l

>>阅读原文<<