[feature]: support FP8 communication in pipeline parallelism#5885
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BurkeHulk merged 9 commits intohpcaitech:feature/fp8_commfrom Jul 16, 2024
Merged
[feature]: support FP8 communication in pipeline parallelism#5885BurkeHulk merged 9 commits intohpcaitech:feature/fp8_commfrom
BurkeHulk merged 9 commits intohpcaitech:feature/fp8_commfrom
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cast_to_fp8, cast_from_fp8, all_reduce_fp8
for more information, see https://pre-commit.ci
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…p8_comm # Conflicts: # colossalai/quantization/fp8.py
for more information, see https://pre-commit.ci
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📌 Checklist before creating the PR
[doc/gemini/tensor/...]: A concise descriptionpip install pre-commit && pre-commit install🚨 Issue number
close #5873, close #5886, close #5915
📝 What does this PR do?
Implement per-channel scaling (in PyTorch) for FP8 quantization.
Support PyTorch native FP8 formats.
Refer to:
https://pytorch.org/docs/stable/tensors.html#id7
https://arxiv.org/pdf/2209.05433
Finetuning task accuracy: