{
  "_NOTE": "UNUSED — This file is kept for reference only. The training template now uses LoRA on a single H200 GPU instead of DeepSpeed ZeRO-3 on dual A100s. No scripts reference this file.",

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

  "zero_optimization": {
    "stage": 3,

    "offload_optimizer": {
      "device": "cpu",
      "pin_memory": true,
      "fast_init": false
    },

    "overlap_comm": true,
    "contiguous_gradients": true,

    "reduce_bucket_size": 5e7,
    "stage3_prefetch_bucket_size": 5e7,
    "stage3_param_persistence_threshold": 1e5,

    "stage3_gather_16bit_weights_on_model_save": true
  },

  "optimizer": {
    "type": "AdamW",
    "params": {
      "lr": "auto",
      "betas": "auto",
      "eps": "auto",
      "weight_decay": "auto"
    }
  },

  "gradient_accumulation_steps": "auto",
  "gradient_clipping": "auto",
  "train_batch_size": "auto",
  "train_micro_batch_size_per_gpu": "auto",

  "wall_clock_breakdown": false
}