{
 "base": "Qwen/Qwen3.5-9B",
 "method": "fsdp2-custom-loop",
 "n_rows": 5143,
 "n_self": 0,
 "n_sequences": 2499,
 "n_tokens": 4037081,
 "world": 4,
 "micro_batch": 1,
 "accum": 16,
 "steps": 39,
 "lr": 1e-05,
 "optim": "AdamW fused, fp32 master, bf16 compute, fp32 grad reduce",
 "loss_curve": [
  1.6502934694290161,
  1.5255531072616577,
  1.479993462562561,
  1.449651837348938,
  1.4974141120910645,
  1.4250086545944214,
  1.563787579536438,
  1.5349504947662354
 ],
 "loss_first": [
  1.6502934694290161
 ],
 "loss_last": [
  1.5349504947662354
 ],
 "train_seconds": 1527.3584759235382,
 "tokens_per_second": 2643.178444116679,
 "resumed_from": null
}