tonyd2wild/DeepSeek-V4.1-Flash-vLLM-DGX-Spark

DeepSeek-V4.1-Flash (552B MoE, MXFP4 experts, 1M ctx) on four NVIDIA DGX Sparks with vLLM TP4: Engram-on-disk patch, sm121 kernel build, launchers, measured numbers

1 good first / help-wanted issue · Python · last activity Sep 10, 2026

13 stars 1 forks 13 watchers Python MIT License

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1 Open Issue Need Help Last updated: Sep 10, 2026

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GB10 GPU flips between a fast and a slow hidden state (decode 63 vs 94 ms/step); nvidia-smi shows nothing 6 days ago

bug help wanted

tonyd2wild/DeepSeek-V4.1-Flash-vLLM-DGX-Spark

DeepSeek-V4.1-Flash (552B MoE, MXFP4 experts, 1M ctx) on four NVIDIA DGX Sparks with vLLM TP4: Engram-on-disk patch, sm121 kernel build, launchers, measured numbers

Python