| 4 | from transformers import StoppingCriteria, StoppingCriteriaList |
| 5 | |
| 6 | def auto_configure_device_map(num_gpus): |
| 7 | # visual_encoder 算4层 |
| 8 | # internlm_model.model.embed_tokens 占用1层 |
| 9 | # norm 和 lm_head 占用1层 |
| 10 | # transformer.layers 占用 32 层 |
| 11 | # 总共34层分配到num_gpus张卡上 |
| 12 | num_trans_layers = 32 |
| 13 | per_gpu_layers = 38 / num_gpus |
| 14 | |
| 15 | device_map = { |
| 16 | 'vit': 0, |
| 17 | 'vision_proj': 0, |
| 18 | 'model.tok_embeddings': 0, |
| 19 | 'plora_glb_GN': 0, |
| 20 | 'plora_sub_GN': 0, |
| 21 | 'model.norm': num_gpus - 1, |
| 22 | 'output': num_gpus - 1, |
| 23 | } |
| 24 | |
| 25 | used = 3 |
| 26 | gpu_target = 0 |
| 27 | for i in range(num_trans_layers): |
| 28 | if used >= per_gpu_layers: |
| 29 | gpu_target += 1 |
| 30 | used = 0 |
| 31 | assert gpu_target < num_gpus |
| 32 | device_map[f'model.layers.{i}'] = gpu_target |
| 33 | used += 1 |
| 34 | |
| 35 | return device_map |
| 36 | |
| 37 | class StoppingCriteriaSub(StoppingCriteria): |
| 38 | |