{
  "train_micro_batch_size_per_gpu": 1,
  "steps_per_print": 0,
  "gradient_clipping": 1.0,

  "fp16": { "enabled": false },
  "bf16": { "enabled": true },

  "zero_optimization": {
    "stage": 3,
    "overlap_comm": true,
    "contiguous_gradients": true,
    "reduce_scatter": true,
    "reduce_bucket_size": 2e8,
    "stage3_prefetch_bucket_size": 2e8,
    "stage3_param_persistence_threshold": 1e6,
    "stage3_gather_16bit_weights_on_model_save": true
  },
  "wall_clock_breakdown": false
}