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Implemented NCCL Distributed Backend for PyTorch with new dist APIs #3435
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c6b4400
Implemented NCCL Distributed Backend for PyTorch with new dist APIs
teng-li 8b38893
Let FindNCCL to determine the NCCL version
teng-li 97599d2
Let NCCL2 Backend use ATEN instead deprecated THPP
teng-li e01c687
Let distributed parallel model use a single reduction thread for NCCL…
teng-li 40ba838
Caching the sockets, bug fix, refactoring, and addressed Adam's comments
teng-li 9baccd4
Make BcastNcclID take a single param and bug fix for all_gather
teng-li 7d0e716
Removed barrier function, added warning for users, and not exposing e…
teng-li e2ee0c8
Use the simplest single bucket working solution for distriubted data …
teng-li 538d6f6
Cleanup, fixes and further addressed Adam's comments
teng-li bd404a4
Used PySequence_Fast in distributed csrc
teng-li e857ec4
Removed the limitation that each group is only bound to a given devic…
teng-li 9400fd5
Used THPObjectPtr for PySequence_Fast
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