34 lines
890 B
JSON
34 lines
890 B
JSON
{
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"train_micro_batch_size_per_gpu": 1,
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"gradient_accumulation_steps": 64,
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"steps_per_print": 0,
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"gradient_clipping": 1.0,
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"fp16": { "enabled": false },
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"bf16": { "enabled": true },
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"zero_optimization": {
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"stage": 3,
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"overlap_comm": true,
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"contiguous_gradients": true,
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"reduce_scatter": true,
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"reduce_bucket_size": 50000000,
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"stage3_prefetch_bucket_size": 50000000,
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"stage3_param_persistence_threshold": 100000,
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/* 关键：保存最终权重时做 16bit 聚合，方便直接 from_pretrained 加载 */
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"stage3_gather_16bit_weights_on_model_save": true
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},
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"activation_checkpointing": {
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"partition_activations": true,
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"contiguous_memory_optimization": true,
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"cpu_checkpointing": false,
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"number_checkpoints": 36,
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"profile": false,
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"synchronize_checkpoint_boundary": true
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},
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"wall_clock_breakdown": false
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}
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