diff --git a/tests/e2e/multigpu/test_sp.py b/tests/e2e/multigpu/test_sp.py new file mode 100644 index 000000000..2bd10beb5 --- /dev/null +++ b/tests/e2e/multigpu/test_sp.py @@ -0,0 +1,87 @@ +"""E2E tests for sequence parallelism""" + +import os +from pathlib import Path + +import yaml +from accelerate.test_utils import execute_subprocess_async +from transformers.testing_utils import get_torch_dist_unique_port + +from axolotl.utils.dict import DictDefault + +from ..utils import check_tensorboard + +os.environ["WANDB_DISABLED"] = "true" + + +class TestSequenceParallelism: + """Test case for training with sequence parallelism enabled""" + + def test_sequence_parallel_training(self, temp_dir): + # pylint: disable=duplicate-code + cfg = DictDefault( + { + "base_model": "HuggingFaceTB/SmolLM2-135M", + "load_in_8bit": False, + "load_in_4bit": True, + "strict": False, + "sequence_len": 2048, + "adapter": "qlora", + "sample_packing": True, + "eval_sample_packing": True, + "pad_to_sequence_len": True, + "lora_r": 8, + "lora_alpha": 16, + "lora_dropout": 0.05, + "lora_target_linear": True, + "lora_modules_to_save": ["embed_tokens", "lm_head"], + "special_tokens": {"pad_token": "<|endoftext|>"}, + "datasets": [ + { + "path": "tatsu-lab/alpaca", + "type": "alpaca", + }, + ], + "num_epochs": 1, + "max_steps": 8, + "micro_batch_size": 1, + "gradient_accumulation_steps": 2, + "output_dir": temp_dir, + "learning_rate": 0.00001, + "optimizer": "adamw_8bit", + "lr_scheduler": "cosine", + "flash_attention": True, + "loss_watchdog_threshold": 5.0, + "loss_watchdog_patience": 3, + "bf16": "auto", + "warmup_steps": 1, + "saves_per_epoch": 1, + "logging_steps": 1, + "weight_decay": 0.0, + "use_tensorboard": True, + "sequence_parallel_degree": 2, + } + ) + + # write cfg to yaml file + Path(temp_dir).mkdir(parents=True, exist_ok=True) + with open(Path(temp_dir) / "config.yaml", "w", encoding="utf-8") as fout: + fout.write(yaml.dump(cfg.to_dict(), Dumper=yaml.Dumper)) + + execute_subprocess_async( + [ + "accelerate", + "launch", + "--num-processes", + "2", + "--main_process_port", + f"{get_torch_dist_unique_port()}", + "-m", + "axolotl.cli.train", + str(Path(temp_dir) / "config.yaml"), + ] + ) + + check_tensorboard( + temp_dir + "/runs", "train/train_loss", 2.6, "Train Loss is too high" + )