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Commit 38d80967 authored by zhuwenwen's avatar zhuwenwen
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Merge tag 'v0.10.2rc2' into v0.10.2rc2-ori

parents 33650733 880c741b
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.gitignore
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......@@ -177,6 +177,14 @@ cython_debug/
# VSCode
.vscode/
# Claude
CLAUDE.md
.claude/
# Codex
AGENTS.md
.codex/
# DS Store
.DS_Store
......
.yapfignore
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collect_env.py
vllm/model_executor/layers/fla/ops/*.py
MANIFEST.in
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......@@ -2,7 +2,6 @@ include LICENSE
include requirements/common.txt
include requirements/cuda.txt
include requirements/rocm.txt
include requirements/neuron.txt
include requirements/cpu.txt
include CMakeLists.txt
......
README.md
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......@@ -14,19 +14,24 @@ Easy, fast, and cheap LLM serving for everyone
| <a href="https://docs.vllm.ai"><b>Documentation</b></a> | <a href="https://blog.vllm.ai/"><b>Blog</b></a> | <a href="https://arxiv.org/abs/2309.06180"><b>Paper</b></a> | <a href="https://x.com/vllm_project"><b>Twitter/X</b></a> | <a href="https://discuss.vllm.ai"><b>User Forum</b></a> | <a href="https://slack.vllm.ai"><b>Developer Slack</b></a> |
</p>
---
Join us at the [PyTorch Conference, October 22-23](https://events.linuxfoundation.org/pytorch-conference/) and [Ray Summit, November 3-5](https://www.anyscale.com/ray-summit/2025) in San Francisco for our latest updates on vLLM and to meet the vLLM team! Register now for the largest vLLM community events of the year!
---
*Latest News* 🔥
- [2025/08] We hosted [vLLM Shenzhen Meetup](https://mp.weixin.qq.com/s/k8ZBO1u2_2odgiKWH_GVTQ) focusing on the ecosystem around vLLM! Please find the meetup slides [here](https://drive.google.com/drive/folders/1Ua2SVKVSu-wp5vou_6ElraDt2bnKhiEA).
- [2025/08] We hosted [vLLM Singapore Meetup](https://www.sginnovate.com/event/vllm-sg-meet). We shared V1 updates, disaggregated serving and MLLM speedups with speakers from Embedded LLM, AMD, WekaIO, and A*STAR. Please find the meetup slides [here](https://drive.google.com/drive/folders/1ncf3GyqLdqFaB6IeB834E5TZJPLAOiXZ?usp=sharing).
- [2025/08] We hosted [vLLM Shanghai Meetup](https://mp.weixin.qq.com/s/pDmAXHcN7Iqc8sUKgJgGtg) focusing on building, developing, and integrating with vLLM! Please find the meetup slides [here](https://drive.google.com/drive/folders/1OvLx39wnCGy_WKq8SiVKf7YcxxYI3WCH).
- [2025/08] We hosted [vLLM Korea Meetup](https://luma.com/cgcgprmh) with Red Hat and Rebellions! We shared the latest advancements in vLLM along with project spotlights from the vLLM Korea community. Please find the meetup slides [here](https://drive.google.com/file/d/1bcrrAE1rxUgx0mjIeOWT6hNe2RefC5Hm/view).
- [2025/08] We hosted [vLLM Beijing Meetup](https://mp.weixin.qq.com/s/dgkWg1WFpWGO2jCdTqQHxA) focusing on large-scale LLM deployment! Please find the meetup slides [here](https://drive.google.com/drive/folders/1Pid6NSFLU43DZRi0EaTcPgXsAzDvbBqF) and the recording [here](https://www.chaspark.com/#/live/1166916873711665152).
- [2025/05] vLLM is now a hosted project under PyTorch Foundation! Please find the announcement [here](https://pytorch.org/blog/pytorch-foundation-welcomes-vllm/).
- [2025/01] We are excited to announce the alpha release of vLLM V1: A major architectural upgrade with 1.7x speedup! Clean code, optimized execution loop, zero-overhead prefix caching, enhanced multimodal support, and more. Please check out our blog post [here](https://blog.vllm.ai/2025/01/27/v1-alpha-release.html).
<details>
<summary>Previous News</summary>
- [2025/08] We hosted [vLLM Korea Meetup](https://luma.com/cgcgprmh) with Red Hat and Rebellions! We shared the latest advancements in vLLM along with project spotlights from the vLLM Korea community. Please find the meetup slides [here](https://drive.google.com/file/d/1bcrrAE1rxUgx0mjIeOWT6hNe2RefC5Hm/view).
- [2025/08] We hosted [vLLM Beijing Meetup](https://mp.weixin.qq.com/s/dgkWg1WFpWGO2jCdTqQHxA) focusing on large-scale LLM deployment! Please find the meetup slides [here](https://drive.google.com/drive/folders/1Pid6NSFLU43DZRi0EaTcPgXsAzDvbBqF) and the recording [here](https://www.chaspark.com/#/live/1166916873711665152).
- [2025/05] We hosted [NYC vLLM Meetup](https://lu.ma/c1rqyf1f)! Please find the meetup slides [here](https://docs.google.com/presentation/d/1_q_aW_ioMJWUImf1s1YM-ZhjXz8cUeL0IJvaquOYBeA/edit?usp=sharing).
- [2025/04] We hosted [Asia Developer Day](https://www.sginnovate.com/event/limited-availability-morning-evening-slots-remaining-inaugural-vllm-asia-developer-day)! Please find the meetup slides from the vLLM team [here](https://docs.google.com/presentation/d/19cp6Qu8u48ihB91A064XfaXruNYiBOUKrBxAmDOllOo/edit?usp=sharing).
- [2025/03] We hosted [vLLM x Ollama Inference Night](https://lu.ma/vllm-ollama)! Please find the meetup slides from the vLLM team [here](https://docs.google.com/presentation/d/16T2PDD1YwRnZ4Tu8Q5r6n53c5Lr5c73UV9Vd2_eBo4U/edit?usp=sharing).
......
benchmarks/README.md
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......@@ -95,6 +95,24 @@ become available.
<td style="text-align: center;">✅</td>
<td><code>lmms-lab/LLaVA-OneVision-Data</code>, <code>Aeala/ShareGPT_Vicuna_unfiltered</code></td>
</tr>
<tr>
<td><strong>HuggingFace-MTBench</strong></td>
<td style="text-align: center;">✅</td>
<td style="text-align: center;">✅</td>
<td><code>philschmid/mt-bench</code></td>
</tr>
<tr>
<td><strong>HuggingFace-Blazedit</strong></td>
<td style="text-align: center;">✅</td>
<td style="text-align: center;">✅</td>
<td><code>vdaita/edit_5k_char</code>, <code>vdaita/edit_10k_char</code></td>
</tr>
<tr>
<td><strong>Spec Bench</strong></td>
<td style="text-align: center;">✅</td>
<td style="text-align: center;">✅</td>
<td><code>wget https://raw.githubusercontent.com/hemingkx/Spec-Bench/refs/heads/main/data/spec_bench/question.jsonl</code></td>
</tr>
<tr>
<td><strong>Custom</strong></td>
<td style="text-align: center;">✅</td>
......@@ -110,7 +128,12 @@ become available.
🚧: to be supported
**Note**: HuggingFace dataset's `dataset-name` should be set to `hf`
**Note**: HuggingFace dataset's `dataset-name` should be set to `hf`.
For local `dataset-path`, please set `hf-name` to its Hugging Face ID like
```bash
--dataset-path /datasets/VisionArena-Chat/ --hf-name lmarena-ai/VisionArena-Chat
```
## 🚀 Example - Online Benchmark
......@@ -234,6 +257,43 @@ vllm bench serve \
--num-prompts 2048
```
### Spec Bench Benchmark with Speculative Decoding
``` bash
VLLM_USE_V1=1 vllm serve meta-llama/Meta-Llama-3-8B-Instruct \
--speculative-config $'{"method": "ngram",
"num_speculative_tokens": 5, "prompt_lookup_max": 5,
"prompt_lookup_min": 2}'
```
[SpecBench dataset](https://github.com/hemingkx/Spec-Bench)
Run all categories:
``` bash
# Download the dataset using:
# wget https://raw.githubusercontent.com/hemingkx/Spec-Bench/refs/heads/main/data/spec_bench/question.jsonl
vllm bench serve \
--model meta-llama/Meta-Llama-3-8B-Instruct \
--dataset-name spec_bench \
--dataset-path "<YOUR_DOWNLOADED_PATH>/data/spec_bench/question.jsonl" \
--num-prompts -1
```
Available categories include `[writing, roleplay, reasoning, math, coding, extraction, stem, humanities, translation, summarization, qa, math_reasoning, rag]`.
Run only a specific category like "summarization":
``` bash
vllm bench serve \
--model meta-llama/Meta-Llama-3-8B-Instruct \
--dataset-name spec_bench \
--dataset-path "<YOUR_DOWNLOADED_PATH>/data/spec_bench/question.jsonl" \
--num-prompts -1
--spec-bench-category "summarization"
```
### Other HuggingFaceDataset Examples
```bash
......@@ -290,6 +350,18 @@ vllm bench serve \
--num-prompts 80
```
`vdaita/edit_5k_char` or `vdaita/edit_10k_char`:
``` bash
vllm bench serve \
--model Qwen/QwQ-32B \
--dataset-name hf \
--dataset-path vdaita/edit_5k_char \
--num-prompts 90 \
--blazedit-min-distance 0.01 \
--blazedit-max-distance 0.99
```
### Running With Sampling Parameters
When using OpenAI-compatible backends such as `vllm`, optional sampling
......@@ -689,7 +761,7 @@ python -m vllm.entrypoints.openai.api_server \
Send requests with images:
```bash
python benchmarks/benchmark_serving.py \
vllm bench serve \
--backend openai-chat \
--model Qwen/Qwen2.5-VL-7B-Instruct \
--dataset-name sharegpt \
......@@ -716,7 +788,7 @@ python -m vllm.entrypoints.openai.api_server \
Send requests with videos:
```bash
python benchmarks/benchmark_serving.py \
vllm bench serve \
--backend openai-chat \
--model Qwen/Qwen2.5-VL-7B-Instruct \
--dataset-name sharegpt \
......
benchmarks/auto_tune/README.md
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......@@ -31,6 +31,12 @@ cd vllm
You must set the following variables at the top of the script before execution.
Note: You can also override the default values below via environment variables when running the script.
```bash
MODEL=meta-llama/Llama-3.3-70B-Instruct SYSTEM=TPU TP=8 DOWNLOAD_DIR='' INPUT_LEN=128 OUTPUT_LEN=2048 MAX_MODEL_LEN=2300 MIN_CACHE_HIT_PCT=0 MAX_LATENCY_ALLOWED_MS=100000000000 NUM_SEQS_LIST="128 256" NUM_BATCHED_TOKENS_LIST="1024 2048 4096" VLLM_LOGGING_LEVEL=DEBUG bash auto_tune.sh
```
| Variable | Description | Example Value |
| --- | --- | --- |
| `BASE` | **Required.** The absolute path to the parent directory of your vLLM repository directory. | `"$HOME"` |
......
benchmarks/auto_tune/auto_tune.sh
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......@@ -5,25 +5,41 @@
TAG=$(date +"%Y_%m_%d_%H_%M")
SCRIPT_DIR=$( cd -- "$( dirname -- "${BASH_SOURCE[0]}" )" &> /dev/null && pwd )
BASE="$SCRIPT_DIR/../../.."
MODEL="meta-llama/Llama-3.1-8B-Instruct"
SYSTEM="TPU"
TP=1
DOWNLOAD_DIR=""
INPUT_LEN=4000
OUTPUT_LEN=16
MAX_MODEL_LEN=4096
MIN_CACHE_HIT_PCT=0
MAX_LATENCY_ALLOWED_MS=100000000000
NUM_SEQS_LIST="128 256"
NUM_BATCHED_TOKENS_LIST="512 1024 2048 4096"
VLLM_LOGGING_LEVEL=${VLLM_LOGGING_LEVEL:-INFO}
BASE=${BASE:-"$SCRIPT_DIR/../../.."}
MODEL=${MODEL:-"meta-llama/Llama-3.1-8B-Instruct"}
SYSTEM=${SYSTEM:-"TPU"}
TP=${TP:-1}
DOWNLOAD_DIR=${DOWNLOAD_DIR:-""}
INPUT_LEN=${INPUT_LEN:-4000}
OUTPUT_LEN=${OUTPUT_LEN:-16}
MAX_MODEL_LEN=${MAX_MODEL_LEN:-4096}
MIN_CACHE_HIT_PCT=${MIN_CACHE_HIT_PCT:-0}
MAX_LATENCY_ALLOWED_MS=${MAX_LATENCY_ALLOWED_MS:-100000000000}
NUM_SEQS_LIST=${NUM_SEQS_LIST:-"128 256"}
NUM_BATCHED_TOKENS_LIST=${NUM_BATCHED_TOKENS_LIST:-"512 1024 2048 4096"}
LOG_FOLDER="$BASE/auto-benchmark/$TAG"
RESULT="$LOG_FOLDER/result.txt"
PROFILE_PATH="$LOG_FOLDER/profile"
echo "result file: $RESULT"
echo "model: $MODEL"
echo "====================== AUTO TUNE PARAMETERS ===================="
echo "SCRIPT_DIR=$SCRIPT_DIR"
echo "BASE=$BASE"
echo "MODEL=$MODEL"
echo "SYSTEM=$SYSTEM"
echo "TP=$TP"
echo "DOWNLOAD_DIR=$DOWNLOAD_DIR"
echo "INPUT_LEN=$INPUT_LEN"
echo "OUTPUT_LEN=$OUTPUT_LEN"
echo "MAX_MODEL_LEN=$MAX_MODEL_LEN"
echo "MIN_CACHE_HIT_PCT=$MIN_CACHE_HIT_PCT"
echo "MAX_LATENCY_ALLOWED_MS=$MAX_LATENCY_ALLOWED_MS"
echo "NUM_SEQS_LIST=$NUM_SEQS_LIST"
echo "NUM_BATCHED_TOKENS_LIST=$NUM_BATCHED_TOKENS_LIST"
echo "VLLM_LOGGING_LEVEL=$VLLM_LOGGING_LEVEL"
echo "RESULT_FILE=$RESULT"
echo "====================== AUTO TUNEPARAMETERS ===================="
rm -rf $LOG_FOLDER
rm -rf $PROFILE_PATH
......@@ -213,7 +229,7 @@ run_benchmark() {
pkill -if vllm
sleep 10
printf '=%.0s' $(seq 1 20)
echo "===================="
return 0
}
......
benchmarks/benchmark_block_pool.py
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......@@ -57,7 +57,7 @@ def invoke_main() -> None:
"--num-iteration",
type=int,
default=1000,
help="Number of iterations to run to stablize final data readings",
help="Number of iterations to run to stabilize final data readings",
)
parser.add_argument(
"--allocate-blocks",
......
benchmarks/benchmark_dataset.py
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......@@ -403,7 +403,7 @@ class RandomDataset(BenchmarkDataset):
# [6880, 6881] -> ['Ġcalls', 'here'] ->
# [1650, 939, 486] -> ['Ġcall', 'sh', 'ere']
# To avoid uncontrolled change of the prompt length,
# the encoded sequence is truncated before being decode again.
# the encoded sequence is truncated before being decoded again.
total_input_len = prefix_len + int(input_lens[i])
re_encoded_sequence = tokenizer.encode(prompt, add_special_tokens=False)[
:total_input_len
......
benchmarks/benchmark_latency.py
View file @ 38d80967
# SPDX-License-Identifier: Apache-2.0
# SPDX-FileCopyrightText: Copyright contributors to the vLLM project
"""Benchmark the latency of processing a single batch of requests."""
import sys
import argparse
import dataclasses
import json
import os
import time
from typing import Any, Optional
import numpy as np
from tqdm import tqdm
from typing_extensions import deprecated
import vllm.envs as envs
from benchmark_utils import convert_to_pytorch_benchmark_format, write_to_json
from vllm import LLM, SamplingParams
from vllm.engine.arg_utils import EngineArgs
from vllm.inputs import PromptType
from vllm.sampling_params import BeamSearchParams
from vllm.utils import FlexibleArgumentParser
def save_to_pytorch_benchmark_format(
args: argparse.Namespace, results: dict[str, Any]
) -> None:
pt_records = convert_to_pytorch_benchmark_format(
args=args,
metrics={"latency": results["latencies"]},
extra_info={k: results[k] for k in ["avg_latency", "percentiles"]},
)
if pt_records:
pt_file = f"{os.path.splitext(args.output_json)[0]}.pytorch.json"
write_to_json(pt_file, pt_records)
@deprecated(
"benchmark_latency.py is deprecated and will be removed in a "
"future version. Please use 'vllm bench latency' instead.",
)
def main(args: argparse.Namespace):
print(args)
engine_args = EngineArgs.from_cli_args(args)
# NOTE(woosuk): If the request cannot be processed in a single batch,
# the engine will automatically process the request in multiple batches.
llm = LLM(**dataclasses.asdict(engine_args))
assert llm.llm_engine.model_config.max_model_len >= (
args.input_len + args.output_len
), (
"Please ensure that max_model_len is greater than"
" the sum of input_len and output_len."
)
sampling_params = SamplingParams(
n=args.n,
temperature=1.0,
top_p=1.0,
ignore_eos=True,
max_tokens=args.output_len,
detokenize=not args.disable_detokenize,
)
print(sampling_params)
dummy_prompt_token_ids = np.random.randint(
10000, size=(args.batch_size, args.input_len)
)
dummy_prompts: list[PromptType] = [
{"prompt_token_ids": batch} for batch in dummy_prompt_token_ids.tolist()
]
def llm_generate():
if not args.use_beam_search:
llm.generate(dummy_prompts, sampling_params=sampling_params, use_tqdm=False)
else:
llm.beam_search(
dummy_prompts,
BeamSearchParams(
beam_width=args.n,
max_tokens=args.output_len,
ignore_eos=True,
),
)
def run_to_completion(profile_dir: Optional[str] = None):
if profile_dir:
llm.start_profile()
llm_generate()
llm.stop_profile()
else:
start_time = time.perf_counter()
llm_generate()
end_time = time.perf_counter()
latency = end_time - start_time
return latency
print("Warming up...")
for _ in tqdm(range(args.num_iters_warmup), desc="Warmup iterations"):
run_to_completion(profile_dir=None)
if args.profile:
profile_dir = envs.VLLM_TORCH_PROFILER_DIR
print(f"Profiling (results will be saved to '{profile_dir}')...")
run_to_completion(profile_dir=profile_dir)
return
# Benchmark.
latencies = []
for _ in tqdm(range(args.num_iters), desc="Profiling iterations"):
latencies.append(run_to_completion(profile_dir=None))
latencies = np.array(latencies)
percentages = [10, 25, 50, 75, 90, 99]
percentiles = np.percentile(latencies, percentages)
print(f"Avg latency: {np.mean(latencies)} seconds")
for percentage, percentile in zip(percentages, percentiles):
print(f"{percentage}% percentile latency: {percentile} seconds")
# Output JSON results if specified
if args.output_json:
results = {
"avg_latency": np.mean(latencies),
"latencies": latencies.tolist(),
"percentiles": dict(zip(percentages, percentiles.tolist())),
}
with open(args.output_json, "w") as f:
json.dump(results, f, indent=4)
save_to_pytorch_benchmark_format(args, results)
def create_argument_parser():
parser = FlexibleArgumentParser(
description="Benchmark the latency of processing a single batch of "
"requests till completion."
)
parser.add_argument("--input-len", type=int, default=32)
parser.add_argument("--output-len", type=int, default=128)
parser.add_argument("--batch-size", type=int, default=8)
parser.add_argument(
"--n",
type=int,
default=1,
help="Number of generated sequences per prompt.",
)
parser.add_argument("--use-beam-search", action="store_true")
parser.add_argument(
"--num-iters-warmup",
type=int,
default=10,
help="Number of iterations to run for warmup.",
)
parser.add_argument(
"--num-iters", type=int, default=30, help="Number of iterations to run."
)
parser.add_argument(
"--profile",
action="store_true",
help="profile the generation process of a single batch",
)
parser.add_argument(
"--output-json",
type=str,
default=None,
help="Path to save the latency results in JSON format.",
)
parser.add_argument(
"--disable-detokenize",
action="store_true",
help=(
"Do not detokenize responses (i.e. do not include "
"detokenization time in the latency measurement)"
),
)
parser = EngineArgs.add_cli_args(parser)
# V1 enables prefix caching by default which skews the latency
# numbers. We need to disable prefix caching by default.
parser.set_defaults(enable_prefix_caching=False)
if __name__ == "__main__":
print("""DEPRECATED: This script has been moved to the vLLM CLI.
return parser
Please use the following command instead:
vllm bench latency
For help with the new command, run:
vllm bench latency --help
if __name__ == "__main__":
parser = create_argument_parser()
args = parser.parse_args()
if args.profile and not envs.VLLM_TORCH_PROFILER_DIR:
raise OSError(
"The environment variable 'VLLM_TORCH_PROFILER_DIR' is not set. "
"Please set it to a valid path to use torch profiler."
)
main(args)
Alternatively, you can run the new command directly with:
python -m vllm.entrypoints.cli.main bench latency --help
""")
sys.exit(1)
benchmarks/benchmark_ngram_proposer.py
View file @ 38d80967
......@@ -77,7 +77,7 @@ def invoke_main() -> None:
"--num-iteration",
type=int,
default=100,
help="Number of iterations to run to stablize final data readings",
help="Number of iterations to run to stabilize final data readings",
)
parser.add_argument(
"--num-req", type=int, default=128, help="Number of requests in the batch"
......
benchmarks/benchmark_serving.py
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benchmarks/benchmark_serving_structured_output.py
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......@@ -998,7 +998,7 @@ def create_argument_parser():
"--percentile-metrics",
type=str,
default="ttft,tpot,itl",
help="Comma-separated list of selected metrics to report percentils. "
help="Comma-separated list of selected metrics to report percentiles. "
"This argument specifies the metrics to report percentiles. "
'Allowed metric names are "ttft", "tpot", "itl", "e2el". '
'Default value is "ttft,tpot,itl".',
......
benchmarks/benchmark_throughput.py
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This diff is collapsed.
benchmarks/disagg_benchmarks/disagg_overhead_benchmark.sh
View file @ 38d80967
......@@ -62,7 +62,7 @@ benchmark() {
--max-model-len 10000 \
--gpu-memory-utilization 0.6 \
--kv-transfer-config \
'{"kv_connector":"PyNcclConnector","kv_role":"kv_producer","kv_rank":0,"kv_parallel_size":2,"kv_buffer_size":5e9}' &
'{"kv_connector":"P2pNcclConnector","kv_role":"kv_producer","kv_rank":0,"kv_parallel_size":2,"kv_buffer_size":5e9}' &
CUDA_VISIBLE_DEVICES=1 python3 \
......@@ -72,7 +72,7 @@ benchmark() {
--max-model-len 10000 \
--gpu-memory-utilization 0.6 \
--kv-transfer-config \
'{"kv_connector":"PyNcclConnector","kv_role":"kv_consumer","kv_rank":1,"kv_parallel_size":2,"kv_buffer_size":5e9}' &
'{"kv_connector":"P2pNcclConnector","kv_role":"kv_consumer","kv_rank":1,"kv_parallel_size":2,"kv_buffer_size":5e9}' &
wait_for_server 8100
wait_for_server 8200
......
benchmarks/disagg_benchmarks/disagg_performance_benchmark.sh
View file @ 38d80967
......@@ -69,7 +69,7 @@ launch_disagg_prefill() {
--max-model-len 10000 \
--gpu-memory-utilization 0.6 \
--kv-transfer-config \
'{"kv_connector":"PyNcclConnector","kv_role":"kv_producer","kv_rank":0,"kv_parallel_size":2,"kv_buffer_size":5e9}' &
'{"kv_connector":"P2pNcclConnector","kv_role":"kv_producer","kv_rank":0,"kv_parallel_size":2,"kv_buffer_size":5e9}' &
CUDA_VISIBLE_DEVICES=1 python3 \
-m vllm.entrypoints.openai.api_server \
......@@ -78,7 +78,7 @@ launch_disagg_prefill() {
--max-model-len 10000 \
--gpu-memory-utilization 0.6 \
--kv-transfer-config \
'{"kv_connector":"PyNcclConnector","kv_role":"kv_consumer","kv_rank":1,"kv_parallel_size":2,"kv_buffer_size":5e9}' &
'{"kv_connector":"P2pNcclConnector","kv_role":"kv_consumer","kv_rank":1,"kv_parallel_size":2,"kv_buffer_size":5e9}' &
wait_for_server 8100
wait_for_server 8200
......
benchmarks/kernels/bench_block_fp8_gemm.py
View file @ 38d80967
......@@ -4,7 +4,10 @@
import torch
from vllm.model_executor.layers.quantization.utils.fp8_utils import (
w8a8_block_fp8_matmul,
apply_w8a8_block_fp8_linear,
)
from vllm.model_executor.layers.quantization.utils.w8a8_utils import (
CUTLASS_BLOCK_FP8_SUPPORTED,
)
from vllm.platforms import current_platform
from vllm.triton_utils import triton as vllm_triton
......@@ -29,7 +32,7 @@ DEEPSEEK_V3_SHAPES = [
]
def build_w8a8_block_fp8_runner(M, N, K, block_size, device):
def build_w8a8_block_fp8_runner(M, N, K, block_size, device, use_cutlass):
"""Build runner function for w8a8 block fp8 matmul."""
factor_for_scale = 1e-2
......@@ -37,37 +40,54 @@ def build_w8a8_block_fp8_runner(M, N, K, block_size, device):
fp8_max, fp8_min = fp8_info.max, fp8_info.min
# Create random FP8 tensors
A_fp32 = (torch.rand(M, K, dtype=torch.float32, device=device) - 0.5) * 2 * fp8_max
A = A_fp32.clamp(min=fp8_min, max=fp8_max).to(torch.float8_e4m3fn)
A_ref = (torch.rand(M, K, dtype=torch.bfloat16, device=device) - 0.5) * 2 * fp8_max
B_fp32 = (torch.rand(N, K, dtype=torch.float32, device=device) - 0.5) * 2 * fp8_max
B = B_fp32.clamp(min=fp8_min, max=fp8_max).to(torch.float8_e4m3fn)
B_ref = (torch.rand(N, K, dtype=torch.bfloat16, device=device) - 0.5) * 2 * fp8_max
B = B_ref.clamp(min=fp8_min, max=fp8_max).to(torch.float8_e4m3fn)
# Create scales
block_n, block_k = block_size[0], block_size[1]
n_tiles = (N + block_n - 1) // block_n
k_tiles = (K + block_k - 1) // block_k
As = torch.rand(M, k_tiles, dtype=torch.float32, device=device) * factor_for_scale
Bs = (
torch.rand(n_tiles, k_tiles, dtype=torch.float32, device=device)
* factor_for_scale
)
# SM90 CUTLASS requires row-major format for scales
if use_cutlass and current_platform.is_device_capability(90):
Bs = Bs.T.contiguous()
def run():
return w8a8_block_fp8_matmul(A, B, As, Bs, block_size, torch.bfloat16)
if use_cutlass:
return apply_w8a8_block_fp8_linear(
A_ref, B, block_size, Bs, cutlass_block_fp8_supported=True
)
else:
return apply_w8a8_block_fp8_linear(
A_ref, B, block_size, Bs, cutlass_block_fp8_supported=False
)
return run
# Determine available providers
available_providers = ["torch-bf16", "w8a8-block-fp8-triton"]
plot_title = "BF16 vs W8A8 Block FP8 GEMMs"
if CUTLASS_BLOCK_FP8_SUPPORTED:
available_providers.append("w8a8-block-fp8-cutlass")
@vllm_triton.testing.perf_report(
vllm_triton.testing.Benchmark(
x_names=["batch_size"],
x_vals=[1, 16, 64, 128, 256, 512, 1024, 2048, 4096, 8192, 16384],
x_log=False,
line_arg="provider",
line_vals=["torch-bf16", "w8a8-block-fp8"],
line_names=["torch-bf16", "w8a8-block-fp8"],
line_vals=available_providers,
line_names=available_providers,
ylabel="TFLOP/s (larger is better)",
plot_name="BF16 vs W8A8 Block FP8 GEMMs",
args={},
......@@ -85,11 +105,22 @@ def benchmark_tflops(batch_size, provider, N, K, block_size=(128, 128)):
ms, min_ms, max_ms = vllm_triton.testing.do_bench_cudagraph(
lambda: torch.nn.functional.linear(a, b), quantiles=quantiles
)
else: # w8a8-block-fp8
run_w8a8 = build_w8a8_block_fp8_runner(M, N, K, block_size, device)
elif provider == "w8a8-block-fp8-triton":
run_w8a8_triton = build_w8a8_block_fp8_runner(
M, N, K, block_size, device, use_cutlass=False
)
ms, min_ms, max_ms = vllm_triton.testing.do_bench_cudagraph(
lambda: run_w8a8_triton(), quantiles=quantiles
)
elif provider == "w8a8-block-fp8-cutlass":
run_w8a8_cutlass = build_w8a8_block_fp8_runner(
M, N, K, block_size, device, use_cutlass=True
)
ms, min_ms, max_ms = vllm_triton.testing.do_bench_cudagraph(
lambda: run_w8a8(), quantiles=quantiles
lambda: run_w8a8_cutlass(), quantiles=quantiles
)
else:
raise ValueError(f"Unknown provider: {provider}")
to_tflops = lambda t_ms: (2 * M * N * K) * 1e-12 / (t_ms * 1e-3)
return to_tflops(ms), to_tflops(max_ms), to_tflops(min_ms)
......
benchmarks/kernels/benchmark_activation.py 0 → 100644
View file @ 38d80967
This diff is collapsed.
benchmarks/kernels/benchmark_device_communicators.py 0 → 100644
View file @ 38d80967
This diff is collapsed.
benchmarks/kernels/benchmark_lora.py
View file @ 38d80967
......@@ -637,7 +637,7 @@ def bench_optype(
# Clear LoRA optimization hash-maps.
_LORA_A_PTR_DICT.clear()
_LORA_B_PTR_DICT.clear()
# Run bench function so that _LORA_A_PTR_DICT and _LORA_B_PTR_DICT are setup
# Run bench function so that _LORA_A_PTR_DICT and _LORA_B_PTR_DICT are set up
for kwargs in kwargs_list:
op_type.bench_fn()(**kwargs)
torch.cuda.synchronize()
......
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