feat: add barrier api #290
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NOBLES5E
reviewed
Oct 15, 2021
bagua/torch_api/communication.py
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| with torch.cuda.stream(comm.cuda_stream): | ||
| tensor = torch.Tensor([1.0]).cuda() | ||
| comm.allreduce_inplace(tensor.to_bagua_tensor().bagua_backend_tensor(), int(ReduceOp.SUM)) |
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using broadcast is faster
NOBLES5E
reviewed
Oct 15, 2021
| @@ -28,6 +28,7 @@ | |||
| "allreduce", "allreduce_inplace", "allgather", "allgather_inplace", | |||
| "gather", "gather_inplace", "scatter", "scatter_inplace", | |||
| "reduce_scatter", "reduce_scatter_inplace", "alltoall", "alltoall_inplace" | |||
| "barrier" | |||
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