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[Dev][feat] Support overlapping A2A Combine backprop with wgrad GEMM
- #3766
#3766
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Wohox
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NVIDIA:dev
NVIDIA/Megatron-LM:dev
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Wohox:pingtian/support_backawrd_dw_for_fsdp
Wohox/Megatron-LM:pingtian/support_backawrd_dw_for_fsdp
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Apr 7, 2026
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[Dev][feat] Support overlapping A2A Combine backprop with wgrad GEMM
#3766
Wohox
merged 4 commits into
NVIDIA:dev
NVIDIA/Megatron-LM:dev
from
Wohox:pingtian/support_backawrd_dw_for_fsdp
Wohox/Megatron-LM:pingtian/support_backawrd_dw_for_fsdp
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Commits on Apr 1, 2026
support wgrad overlap with dispatch bwd
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658dddf
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Commits on Apr 3, 2026
Fix failing EP test triggered by the new TP detection.
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cspades
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Wohox
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625d76b
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formatting
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4e58bcb
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Commits on Apr 7, 2026
Merge branch 'dev' into pingtian/support_backawrd_dw_for_fsdp
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