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Add MimoModel.zero_grad_buffer delegating to active DDP submodules
- #5372
#5372
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yashaswikarnati
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Jun 17, 2026
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Add MimoModel.zero_grad_buffer delegating to active DDP submodules
#5372
yashaswikarnati
merged 3 commits into
NVIDIA:main
NVIDIA/Megatron-LM:main
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yashaswikarnati:p4-mimo-zero-grad-buffer
yashaswikarnati/Megatron-LM:p4-mimo-zero-grad-buffer
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mimo: add MimoModel.zero_grad_buffer delegating to active DDP submodules
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Commits on Jun 17, 2026
mimo: zero grad buffers of present submodules without hasattr probe
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mimo: terse zero_grad_buffer docstrings and add CPU unit test
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