Zhen Ping Khor

icon location Research assistant at NetDB@Penn

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ib_write_bw -d mlx5_0 -F -R -q 2 --use_cuda=0 <IP> - Couldn't allocate MR

try `sudo modprobe nvidia-peermem` https://docs.nvidia.com/deeplearning/nccl/user-guide/docs/troubleshooting.html#gpu-to-nic-communication