[litgpt benchmark] enable force_recompute_fp8_weight_in_bwd when torchao.float8 is used with FSDP2
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IvanYashchuk
approved these changes
Dec 17, 2024
ref: pytorch/ao@e919558 Signed-off-by: Masaki Kozuki <mkozuki@nvidia.com>
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What does this PR do?
As per title.
ref: pytorch/ao@e919558
With 8 H100s and pjnl-20241209.
Used command is:
torchrun --nproc-per-node 8 --local-ranks-filter 0 --role rank --tee 3 thunder/benchmarks/benchmark_litgpt.py --model_name <MODEL_NAME> --compile inductor --distributed_mode fsdp2 --shard_mode zero2 --use_torchao_fp8_linear true --use_torchao_fp8_allgather true --use_torchao_fp8_precompute_scale_for_fsdp trueLlama-2-7b-hf.
Llama-3-8B
cc @crcrpar