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                feat: nmt draft
              
              
                maximizemaxwell 9ce0291
              
                fix: improve translation accuracy and natural expressions
              
              
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                compressed_tensors.md ์
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                compressed_tensors.md ์
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                compressed_tensors.md ์
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                fix: toctree from main
              
              
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              | Original file line number | Diff line number | Diff line change | 
|---|---|---|
| @@ -0,0 +1,190 @@ | ||
| <!--Copyright 2024 The HuggingFace Team. All rights reserved. | ||
|  | ||
| Licensed under the Apache License, Version 2.0 (the "License"); you may not use this file except in compliance with | ||
| the License. You may obtain a copy of the License at | ||
|  | ||
| http://www.apache.org/licenses/LICENSE-2.0 | ||
|  | ||
| Unless required by applicable law or agreed to in writing, software distributed under the License is distributed on | ||
| an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the License for the | ||
| specific language governing permissions and limitations under the License. | ||
|  | ||
| โ ๏ธ Note that this file is in Markdown but contain specific syntax for our doc-builder (similar to MDX) that may not be | ||
| rendered properly in your Markdown viewer. | ||
|  | ||
| --> | ||
|  | ||
| # compressed-tensors[[compressed-tensors]] | ||
|  | ||
| [compressed-tensors](https://github.com/neuralmagic/compressed-tensors)๋ [safetensors](https://github.com/huggingface/safetensors) ํ์ผ์ ์์ถ๋ ํ ์ ๋ฐ์ดํฐ ํ์ ์ผ๋ก ํ์ฅํด์, dense, int ์์ํ(int8), float ์์ํ(fp8), pack ์์ํ(int32๋ก ํจํน๋ int4 ๋๋ int8 ๊ฐ์ค์น ์์ํ) ๋ฑ ๋ค์ํ ์์ํ ๋ฐ ํฌ์์ฑ ํ์์ ํ๋์ ์ฒดํฌํฌ์ธํธ ํ์์ผ๋ก ์ ์ฅํ๊ณ ๋ถ๋ฌ์ฌ ์ ์๊ฒ ํฉ๋๋ค. | ||
|  | ||
| compressed-tensors๋ [PEFT](https://huggingface.co/docs/peft)๋ฅผ ์ฌ์ฉํ ๋ฏธ์ธ ์กฐ์ ์ ์ง์ํ๋ฉฐ, ๋ค์๊ณผ ๊ฐ์ ๊ธฐ๋ฅ๋ค์ ์ ๊ณตํฉ๋๋ค. | ||
|  | ||
| - fp8, int4, int8 ๊ฐ์ค์น ๋ฐ ํ์ฑํ ํจ์ ์ถ๋ ฅ ์ ๋ฐ๋. | ||
| - [tensor, channel, group, block, token](https://github.com/neuralmagic/compressed-tensors/blob/83b2e7a969d70606421a76b9a3d112646077c8de/src/compressed_tensors/quantization/quant_args.py#L43-L52) ์์ค์ ์์ํ ์ค์ผ์ผ๊ณผ ์์  ์ ๋ต์ ์ ๊ณตํฉ๋๋ค. | ||
|         
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              Show resolved
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| - ํ ํฐ๋ณ ๋์  ํ์ฑํ ํจ์ ๊ธฐ๋ฐ ์์ํ(๋๋ ์ ์  ์ ๋ต)๋ฅผ ์ง์ํฉ๋๋ค. | ||
|         
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| - ๋น์ ํ ๋๋ 2:4์ ๊ฐ์ ๋ฐ์ ํ ๊ฐ์ค์น ํฌ์์ฑ์ ์์ํ์ ๊ฒฐํฉํ์ฌ ์์ถ๋ฅ ๊ทน๋ํ | ||
| - [nn.Linear](https://pytorch.org/docs/stable/generated/torch.nn.Linear.html) ๋ชจ๋๋ฟ๋ง ์๋ ์์์ ๋ชจ๋ ์์ํ | ||
| - ๋ชจ๋ ์ด๋ฆ ๋๋ ํด๋์ค๋ณ ์์ํ ๋์์ ์ง์ ํ ์ ์์ต๋๋ค. | ||
|         
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|  | ||
| ์ต์ ์์  ๋ฒ์ ์ [PyPI](https://pypi.org/project/compressed-tensors)์์ ์ค์นํ ์ ์์ต๋๋ค. ์์ ํ๋์ง ์์ ์ต์ ๊ธฐ๋ฅ์ ์ฌ์ฉํ๋ ค๋ฉด ์์ค ์ฝ๋๋ฅผ ์ด์ฉํด ์ค์นํ์ค ์ ์์ต๋๋ค. | ||
|  | ||
| <hfoptions id="install"> | ||
| <hfoption id="PyPI"> | ||
|  | ||
| ```bash | ||
| pip install compressed-tensors | ||
| ``` | ||
|  | ||
| </hfoption> | ||
| <hfoption id="source code"> | ||
|  | ||
| ```bash | ||
| git clone https://github.com/neuralmagic/compressed-tensors | ||
| cd compressed-tensors | ||
| pip install -e . | ||
| ``` | ||
|  | ||
| </hfoption> | ||
| </hfoptions> | ||
|  | ||
| compressed-tensors [ํ๊ทธ](https://huggingface.co/models?other=compressed-tensors)๋ฅผ ์ฌ์ฉํ์ฌ Hugging Face Hub์์ ์์ํ๋ ๋ชจ๋ธ์ ์ฐพ์ ์ ์์ต๋๋ค. | ||
|  | ||
| ํ์ฌ๋ ์ด๋ฏธ ์์ํ๋ ๋ชจ๋ธ๋ง ๋ถ๋ฌ์ฌ ์ ์๊ณ , ๋ถ๋ฌ์จ ๋ชจ๋ธ์ ๋ค์ ์ ์ฅํ ์ ์์ต๋๋ค. compressed-tensors ํ์์ผ๋ก ๋ชจ๋ธ์ ์์ํํ๋ ค๋ฉด [llm-compressor](https://github.com/vllm-project/llm-compressor)๋ฅผ ์ฐธ๊ณ ํด ์ฃผ์ธ์. ๋๋ ๋ชจ๋ธ์ ์ง์  ์์ฑํ๊ณ compressed-tensors ์ค์ ์ผ๋ก ์ง๋ ฌํํ ์๋ ์์ต๋๋ค. | ||
|  | ||
| ```python | ||
| from transformers import AutoModelForCausalLM | ||
|  | ||
| ct_model = AutoModelForCausalLM.from_pretrained("nm-testing/Meta-Llama-3.1-8B-Instruct-FP8-hf", device_map="auto") | ||
|  | ||
| # ๋ฉ๋ชจ๋ฆฌ ์ฌ์ฉ๋ ์ธก์ ํ๊ธฐ | ||
| mem_params = sum([param.nelement()*param.element_size() for param in ct_model.parameters()]) | ||
| print(f"{mem_params/2**30:.4f} GB") | ||
| # 8.4575 GB | ||
| ``` | ||
|  | ||
| ## ๋ชจ๋ธ ์ฒดํฌํฌ์ธํธ[[model-checkpoint]] | ||
|  | ||
| compressed-tensor ๋ชจ๋ธ์ ์ค์  ํญ๋ชฉ์ ํตํด ์ ์๋ฉ๋๋ค. ๋ค์์ [nm-testing/Meta-Llama-3.1-8B-Instruct-FP8-hf](https://huggingface.co/nm-testing/Meta-Llama-3.1-8B-Instruct-FP8-hf/blob/main/config.json) `config.json` ํ์ผ์์ ๊ฐ์ ธ์จ ์์์ ๋๋ค. | ||
|  | ||
| ์์ถ ์ ํ์ ์ ์ฐํ ํํ์ ์ํด ๋ง์ ํญ๋ชฉ์ด ์กด์ฌํ์ง๋ง, ๋ชจ๋ธ ๋ถ๋ฌ์ค๊ธฐ์ ์ถ๋ก ์๋ ํต์ฌ ํญ๋ชฉ ๋ช ๊ฐ์ง๋ง ์์๋ ๋ฉ๋๋ค. | ||
|  | ||
| ```yaml | ||
| "quantization_config": { | ||
| "config_groups": { | ||
| "group_0": { | ||
| "input_activations": { | ||
| "num_bits": 8, | ||
| "strategy": "tensor", | ||
| "type": "float" | ||
| }, | ||
| "targets": ["Linear"], | ||
| "weights": { | ||
| "num_bits": 8, | ||
| "strategy": "tensor", | ||
| "type": "float" | ||
| } | ||
| } | ||
| }, | ||
| "format": "naive-quantized", | ||
| "ignore": ["lm_head"], | ||
| "quant_method": "compressed-tensors", | ||
| "quantization_status": "frozen" | ||
| }, | ||
| ``` | ||
|  | ||
| ๊ตฌ์ฑ ํ์ผ์ ๊ตฌ์ฑ ๊ทธ๋ฃน(`group_0`)์ ๋ํด ํ ์๋ณ ์ ์  ์ ๋ต์ผ๋ก ๊ฐ์ค์น์ ํ์ฑํ ํจ์ ๊ธฐ๋ฐ ๊ฐ์ fp8๋ก ์์ํํ๋๋ก ์ง์ ํฉ๋๋ค. `ignore` ํค์ ๋ช ์๋ ๊ฒ์ฒ๋ผ `lm_head` ๋ชจ๋์ ์์ํ๋์ง ์์ต๋๋ค. | ||
|  | ||
| ๋ชจ๋ธ ๊ฐ์ค์น๋ฅผ ๋ ์์ธํ ๋ณด๋ ค๋ฉด, ๋ชจ๋ธ ์นด๋์ [safetensors ๋ทฐ์ด](https://huggingface.co/nm-testing/Meta-Llama-3.1-8B-Instruct-FP8-hf?show_file_info=model.safetensors.index.json)๋ฅผ ์ฌ์ฉํ์ฌ ๋ชจ๋ [nn.Linear](https://pytorch.org/docs/stable/generated/torch.nn.Linear.html) ๋ชจ๋์ ์์ํ๋ ๊ฐ์ค์น, ์ ๋ ฅ ์ค์ผ์ผ, ๊ฐ์ค์น ์ค์ผ์ผ์ ํ์ธํ ์ ์์ต๋๋ค. | ||
|  | ||
| | ํ ์ | ํํ | ์ ๋ฐ๋ | | ||
| | ------- | ----- | --------- | | ||
| model.layers.0.input_layernorm.weight | [4 096] | BF16 | ||
| model.layers.0.mlp.down_proj.input_scale | [1] | BF16 | ||
| model.layers.0.mlp.down_proj.weight | [4 096, 14 336] | F8_E4M3 | ||
| model.layers.0.mlp.down_proj.weight_scale | [1] | BF16 | ||
| model.layers.0.mlp.gate_proj.input_scale | [1] | BF16 | ||
| model.layers.0.mlp.gate_proj.weight | [14 336, 4 096] | F8_E4M3 | ||
| model.layers.0.mlp.gate_proj.weight_scale | [1] | BF16 | ||
| model.layers.0.mlp.up_proj.input_scale| [1] |BF16 | ||
| model.layers.0.mlp.up_proj.weight | [14 336, 4 096] | F8_E4M3 | ||
| model.layers.0.mlp.up_proj.weight_scale | [1] | BF16 | ||
| model.layers.0.post_attention_layernorm.weight | [4 096] |BF16 | ||
| model.layers.0.self_attn.k_proj.input_scale | [1] | BF16 | ||
| model.layers.0.self_attn.k_proj.weight | [1 024, 4 096]| F8_E4M3 | ||
| model.layers.0.self_attn.k_proj.weight_scale |[1] | BF16 | ||
| model.layers.0.self_attn.o_proj.input_scale | [1] | BF16 | ||
| model.layers.0.self_attn.o_proj.weight | [4 096, 4 096] | F8_E4M3 | ||
| model.layers.0.self_attn.o_proj.weight_scale | [1] | BF16 | ||
| model.layers.0.self_attn.q_proj.input_scale | [1] | BF16 | ||
| model.layers.0.self_attn.q_proj.weight | [4 096, 4 096] | F8_E4M3 | ||
| model.layers.0.self_attn.q_proj.weight_scale | [1] | BF16 | ||
| model.layers.0.self_attn.v_proj.input_scale | [1] | BF16 | ||
| model.layers.0.self_attn.v_proj.weight | [1 024, 4 096] | F8_E4M3 | ||
| model.layers.0.self_attn.v_proj.weight_scale | [1] | BF16 | ||
|  | ||
| compressed-tensors ๋ชจ๋ธ์ [`~quantizers.HFQuantizer`] ํตํฉ์ผ๋ก ๋ถ๋ฌ์ค๋ฉด, ์์ํ ์ค์ ์ ์ง์ ๋ ๋ชจ๋ [nn.Linear](https://pytorch.org/docs/stable/generated/torch.nn.Linear.html) ๋ชจ๋์ด [CompressedLinear](https://github.com/neuralmagic/compressed-tensors/blob/975cb223b19fcac2b98a4271d17668462d4d6e1d/src/compressed_tensors/linear/compressed_linear.py#L30) ๋ชจ๋๋ก ๋์ฒด๋์ด ์์ถ ๊ฐ์ค์น์ ์์ ํ๋ฅผ ๊ด๋ฆฌํฉ๋๋ค. `lm_head` ๋ชจ๋์ ์ฌ์ ํ ์์ํ๋์ง ์์ nn.Linear ๋ชจ๋๋ก ์ ์ง๋ฉ๋๋ค. | ||
|  | ||
| ```python | ||
| from transformers import AutoModelForCausalLM | ||
|  | ||
| ct_model = AutoModelForCausalLM.from_pretrained("nm-testing/Meta-Llama-3.1-8B-Instruct-FP8-hf") | ||
| print(ct_model) | ||
| """ | ||
| LlamaForCausalLM( | ||
| (model): LlamaModel( | ||
| (embed_tokens): Embedding(128256, 4096) | ||
| (layers): ModuleList( | ||
| (0-31): 32 x LlamaDecoderLayer( | ||
| (self_attn): LlamaSdpaAttention( | ||
| (q_proj): CompressedLinear( | ||
| in_features=4096, out_features=4096, bias=False | ||
| (input_observer): MovingAverageMinMaxObserver() | ||
| (weight_observer): MovingAverageMinMaxObserver() | ||
| ) | ||
| (k_proj): CompressedLinear( | ||
| in_features=4096, out_features=1024, bias=False | ||
| (input_observer): MovingAverageMinMaxObserver() | ||
| (weight_observer): MovingAverageMinMaxObserver() | ||
| ) | ||
| (v_proj): CompressedLinear( | ||
| in_features=4096, out_features=1024, bias=False | ||
| (input_observer): MovingAverageMinMaxObserver() | ||
| (weight_observer): MovingAverageMinMaxObserver() | ||
| ) | ||
| (o_proj): CompressedLinear( | ||
| in_features=4096, out_features=4096, bias=False | ||
| (input_observer): MovingAverageMinMaxObserver() | ||
| (weight_observer): MovingAverageMinMaxObserver() | ||
| ) | ||
| (rotary_emb): LlamaRotaryEmbedding() | ||
| ) | ||
| (mlp): LlamaMLP( | ||
| (gate_proj): CompressedLinear( | ||
| in_features=4096, out_features=14336, bias=False | ||
| (input_observer): MovingAverageMinMaxObserver() | ||
| (weight_observer): MovingAverageMinMaxObserver() | ||
| ) | ||
| (up_proj): CompressedLinear( | ||
| in_features=4096, out_features=14336, bias=False | ||
| (input_observer): MovingAverageMinMaxObserver() | ||
| (weight_observer): MovingAverageMinMaxObserver() | ||
| ) | ||
| (down_proj): CompressedLinear( | ||
| in_features=14336, out_features=4096, bias=False | ||
| (input_observer): MovingAverageMinMaxObserver() | ||
| (weight_observer): MovingAverageMinMaxObserver() | ||
| ) | ||
| (act_fn): SiLU() | ||
| ) | ||
| (input_layernorm): LlamaRMSNorm((4096,), eps=1e-05) | ||
| (post_attention_layernorm): LlamaRMSNorm((4096,), eps=1e-05) | ||
| ) | ||
| ) | ||
| (norm): LlamaRMSNorm((4096,), eps=1e-05) | ||
| (rotary_emb): LlamaRotaryEmbedding() | ||
| ) | ||
| (lm_head): Linear(in_features=4096, out_features=128256, bias=False) | ||
| ) | ||
| """ | ||
| ``` | ||
      
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