ds_config_gptneo.json

{
    "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": 5e7,
        "overlap_comm": true,
        "reduce_scatter": true,
        "reduce_bucket_size": 5e7,
        "contiguous_gradients": true,
        "cpu_offload": true
    },
    "optimizer": {
        "type": "AdamW",
        "params": {
            "lr": 0.00001,
            "betas": [
                0.9,
                0.95
            ],
            "eps": 1e-8,
            "weight_decay": 0.1
        }
    },
    "scheduler": {
        "type": "WarmupLR",
        "params": {
            "warmup_min_lr": 0,
            "warmup_max_lr": 0.00001,
            "warmup_num_steps": 100
        }
    },
    "steps_per_print": 1000,
    "wall_clock_breakdown": false
}