Commit History

  1. train: per-rank FSDP flat-param + optimizer shard checkpoints (replace DCP), local-first then bucket copy

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    518d1d7
  2. train: DCP to local disk + sequential copy to bucket; resume copies bucket->local before load

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    be94448
  3. train: flatten optimizer state dict for DCP (fix multi-rank restore)

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    af53195
  4. train: FSDP scalar-param fix (lambda_base->[1]), direct safetensors write + SAVED_OK marker, 2h PG timeout

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    ce344e8
  5. prep: stream FineWeb2 test split (avoid preparing full train split)

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    51b49bd
  6. Add FSDP training script for Qubit 7B (QBNN)

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    65427b9
  7. Add data prep + tokenizer script

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    9730675