{ "train_micro_batch_size_per_gpu": 8, "gradient_accumulation_steps": 2, "steps_per_print": 100, "optimizer": { "type": "Adam", "params": { "lr": 1e-4 } }, "scheduler": { "type": "WarmupDecayLR", "params": { "total_num_steps": 1000000, "warmup_max_lr": 0.0001, "warmup_num_steps": 1000 } }, "fp16": { "enabled": false, "loss_scale": 0, "loss_scale_window": 1000, "initial_scale_power": 16, "hysteresis": 2, "min_loss_scale": 1 }, "bf16": { "enabled": true }, "zero_optimization": { "stage": 2, "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, "cpu_checkpointing": true, "contiguous_memory_optimization": true, "synchronize_checkpoint_boundary": false, "profile": false } }