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{
    "zero_optimization": {
        "stage": 2,
        "offload_optimizer": {
            "device": "cpu",
            "pin_memory": true
        },
        "allgather_partitions": true,
        "allgather_bucket_size": 2e8,
        "overlap_comm": true,
        "reduce_scatter": true,
        "reduce_bucket_size": 2e8,
        "contiguous_gradients": true
    },
    "activation_checkpointing": {
        "partition_activations": true,
        "contiguous_memory_optimization": true,
        "cpu_checkpointing": true,
        "number_checkpoints": 2
    },
    "bf16": {
        "enabled": true
    },
    "optimizer": {
        "type": "AdamW",
        "params": {
            "lr": "auto",
            "betas": [0.9, 0.999],
            "eps": 1e-8,
            "weight_decay": "auto"
        }
    },
    "gradient_clipping": 1.0,
    "train_micro_batch_size_per_gpu": 1,
    "train_batch_size": 4,
    "steps_per_print": 1,
    "wall_clock_breakdown": false,
    "zero_allow_untested_optimizer": true,
    "zero_force_ds_cpu_optimizer": false,
    "dump_state": true,
    "verbose": true,
    "gradient_accumulation_steps": 2
}