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0 pointsaub3bhat8y ago0 comments

PyTorch itself isnt, But the multi-GPU version requires Gloo which is BSD+PATENTS

https://github.com/facebookincubator/gloo/blob/master/PATENT...

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2 comments · 1 top-level

apaszke8y ago· 1 in thread

PyTorch uses NVIDIA NCCL for multi-GPU communication (under BSD license). Gloo is only one of the three backends that can be used for distributed communication out of the box.

aub3bhatOP8y ago

Thanks!

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