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PyTorch itself isnt, But the multi-GPU version requires Gloo which is BSD+PATENTS https://github.com/facebookincubator/gloo/blob/master/PATENTS https://github.

PyTorch itself isnt, But the multi-GPU version requires Gloo which is BSD+PATENTS https://github.com/facebookincubator/gloo/blob/master/PATENTS https://github.com/facebookincubator/gloo/blob/master/PATENT...

apaszke 9y ago
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.
- aub3bhat 9y ago
  Thanks!