{
  "checkpoint": {
    "load_universal": false
  },
  "train_batch_size": "auto",
  "train_micro_batch_size_per_gpu": "auto",
  "gradient_accumulation_steps": "auto",
  "gradient_clipping": "auto",
  "zero_allow_untested_optimizer": true,
  "bf16": {
    "enabled": "auto"
  },
  "communication_data_type": "bf16",
  "zero_optimization": {
    "stage": 3,
    "overlap_comm": true,
    "contiguous_gradients": true,
    "sub_group_size": 1e9,
    "reduce_bucket_size": 5e8,
    "allgather_bucket_size": 5e8,
    "stage3_prefetch_bucket_size": 5e8,
    "stage3_param_persistence_threshold": 1e6,
    "stage3_max_live_parameters": 1e9,
    "stage3_max_reuse_distance": 1e9,
    "stage3_gather_16bit_weights_on_model_save": true
  },
  "activation_checkpointing": {
    "partition_activations": true,
    "cpu_checkpointing": true,
    "number_of_training_steps": 200000,
    "synchronize_checkpoint_boundary": false,
    "profile": false
  }
}