Unverified Commit 3494b32c authored by Yineng Zhang's avatar Yineng Zhang Committed by GitHub
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docs: update README (#1336)

parent eda7c090
## How to reproduce the benchmark results for SGLang v0.3.0 compared to vLLM v0.6.0
## Installation
```bash
# install sglang v0.3.0
pip install --upgrade pip
pip install "sglang[all]"==0.3.0
pip install flashinfer -i https://flashinfer.ai/whl/cu121/torch2.4/
# install vllm v0.6.0
pip install vllm==0.6.0
```
## Online benchmarks
```bash
# Llama 3.1 8B Instruct on 1 x A100
python -m sglang.launch_server --model-path meta-llama/Meta-Llama-3.1-8B-Instruct --enable-torch-compile --disable-radix-cache
python -m vllm.entrypoints.openai.api_server --model meta-llama/Meta-Llama-3.1-8B-Instruct --disable-log-requests --num-scheduler-steps 10 --max_model_len 4096
# Llama 3.1 70B Instruct on 4 x H100
python -m sglang.launch_server --model-path meta-llama/Meta-Llama-3.1-70B-Instruct --disable-radix-cache --tp 4
python -m vllm.entrypoints.openai.api_server --model meta-llama/Meta-Llama-3.1-70B-Instruct --disable-log-requests --num-scheduler-steps 10 --tensor 4 --max_model_len 4096
# bench serving
python3 -m sglang.bench_serving --backend sglang --dataset-name sharegpt --num-prompts 1200 --request-rate 4
python3 -m sglang.bench_serving --backend sglang --dataset-name sharegpt --num-prompts 2400 --request-rate 8
python3 -m sglang.bench_serving --backend vllm --dataset-name sharegpt --num-prompts 1200 --request-rate 4
python3 -m sglang.bench_serving --backend vllm --dataset-name sharegpt --num-prompts 2400 --request-rate 8
```
## Offline benchmarks
```bash
# Llama 3.1 8B Instruct on 1 x A100
python -m sglang.launch_server --model-path meta-llama/Meta-Llama-3.1-8B-Instruct --enable-torch-compile --disable-radix-cache
python -m vllm.entrypoints.openai.api_server --model meta-llama/Meta-Llama-3.1-8B-Instruct --disable-log-requests --num-scheduler-steps 10 --max_model_len 4096
# Llama 3.1 70B Instruct on 4 x H100
python -m sglang.launch_server --model-path meta-llama/Meta-Llama-3.1-70B-Instruct --disable-radix-cache --tp 4 --mem-frac 0.88
python -m vllm.entrypoints.openai.api_server --model meta-llama/Meta-Llama-3.1-70B-Instruct --disable-log-requests --num-scheduler-steps 10 --tensor 4 --max_model_len 4096
# bench serving
python3 -m sglang.bench_serving --backend sglang --dataset-name sharegpt --num-prompts 5000
python3 -m sglang.bench_serving --backend vllm --dataset-name sharegpt --num-prompts 5000
```
## Online benchmark results
### Llama 3.1 8B Instruct 1 x A100 80G
| RPS | Num prompts | Engine | Median E2E Latency | Median TTFT | Median TPOT | Median ITL |
|------|-------------|--------|--------------------|-------------|-------------|------------|
| 4 | 1200 | SGLang | 1564.17 | 31.98 | 13.17 | 11.93 |
| 4 | 1200 | vLLM | 1691.97 | 100.48 | 14.14 | 129.32 |
| 8 | 2400 | SGLang | 2175.02 | 35.68 | 17.85 | 14.41 |
| 8 | 2400 | vLLM | 2137.16 | 120.39 | 17.09 | 158.63 |
### Llama 3.1 70B Insruct 4 x H100 80G
| RPS | Num Prompts | Engine | Median E2E Latency | Median TTFT | Median TPOT | Median ITL |
|------|-------------|--------|--------------------|-------------|-------------|------------|
| 4 | 1200 | SGLang | 3005.24 | 53.94 | 25.03 | 21.67 |
| 4 | 1200 | vLLM | 2915.60 | 179.15 | 23.58 | 231.23 |
| 8 | 2400 | SGLang | 4064.98 | 58.11 | 33.07 | 24.45 |
| 8 | 2400 | vLLM | 3752.38 | 207.12 | 29.15 | 275.32 |
## Offline benchmark results
### Llama 3.1 8B Instruct 1 x A100 80G
| RPS | Num Prompts | Engine | Request throughput | Output token throughput |
|------|-------------|--------|--------------------|-------------------------|
| inf | 5000 | SGLang | 22.03 | 4281.51 |
| inf | 5000 | vLLM | 21.27 | 4132.37 |
### Llama 3.1 70B Insruct 4 x H100 80G
| RPS | Num Prompts | Engine | Request throughput | Output token throughput |
|------|-------------|--------|--------------------|-------------------------|
| inf | 5000 | SGLang | 19.84 | 3856.01 |
| inf | 5000 | vLLM | 19.04 | 3700.64 |
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