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{
  "train_batch_size": 8,
  "gradient_accumulation_steps": 4,
  "gradient_clipping": 1.0,
  
  "fp16": {
    "enabled": true,
    "loss_scale": 0,
    "loss_scale_window": 1000,
    "initial_scale_power": 16,
    "hysteresis": 2,
    "min_loss_scale": 1
  },
  
  "zero_optimization": {
    "stage": 2,
    "allgather_partitions": true,
    "allgather_bucket_size": 5e8,
    "overlap_comm": true,
    "reduce_scatter": true,
    "reduce_bucket_size": 5e8,
    "contiguous_gradients": true,
    "cpu_offload": false
  },
  
  "optimizer": {
    "type": "AdamW",
    "params": {
      "lr": 3e-4,
      "betas": [0.9, 0.95],
      "eps": 1e-8,
      "weight_decay": 0.1
    }
  },
  
  "scheduler": {
    "type": "WarmupDecayLR",
    "params": {
      "warmup_min_lr": 0,
      "warmup_max_lr": 3e-4,
      "warmup_num_steps": 2000,
      "total_num_steps": 100000
    }
  },
  
  "steps_per_print": 100,
  "wall_clock_breakdown": true,
  "dump_state": false
}