{
  "checkpoint": "ckpt_142.pt",
  "model": "GPT2-L",
  "training_step": 6000,
  "instability_type": "Recoverable loss spikes",
  "learning_rate": "1e-2",
  "decay": "0.1",
  "warm": "2000",
  "data_type": "FP8_with_BF16_head",
  "reproducibility": false
}