[VLM] Support Piecewise CUDA Graph for Qwen2.5-VL (#13055)

Co-authored-by: luoyuan.luo <luoyuan.luo@antgroup.com>
Co-authored-by: Yuhao Yang <yhyang201@gmail.com>
This commit is contained in:
Yuan Luo
2025-11-20 10:23:44 +08:00
committed by GitHub
parent 67fca6b297
commit af6bcadcf7
10 changed files with 710 additions and 29 deletions

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@@ -0,0 +1,266 @@
import argparse
import glob
import json
import os
import random
import subprocess
import sys
import unittest
from types import SimpleNamespace
from sglang.srt.utils import kill_process_tree
from sglang.test.test_utils import (
DEFAULT_TIMEOUT_FOR_SERVER_LAUNCH,
DEFAULT_URL_FOR_TEST,
CustomTestCase,
is_in_ci,
popen_launch_server,
)
MODELS = [
SimpleNamespace(model="Qwen/Qwen2.5-VL-7B-Instruct", mmmu_accuracy=0.60),
]
# Set default mem_fraction_static to 0.8
DEFAULT_MEM_FRACTION_STATIC = 0.8
class TestVLMPiecewiseCudaGraph(CustomTestCase):
parsed_args = None # Class variable to store args
@classmethod
def setUpClass(cls):
# Removed argument parsing from here
cls.base_url = DEFAULT_URL_FOR_TEST
cls.api_key = "sk-123456"
cls.time_out = DEFAULT_TIMEOUT_FOR_SERVER_LAUNCH
if cls.parsed_args is None:
cls.parsed_args = SimpleNamespace(
mem_fraction_static=DEFAULT_MEM_FRACTION_STATIC
)
# Set OpenAI API key and base URL environment variables. Needed for lmm-evals to work.
os.environ["OPENAI_API_KEY"] = cls.api_key
os.environ["OPENAI_API_BASE"] = f"{cls.base_url}/v1"
def run_mmmu_eval(
self,
model_version: str,
output_path: str,
*,
env: dict | None = None,
):
"""
Evaluate a VLM on the MMMU validation set with lmmseval.
Only `model_version` (checkpoint) and `chat_template` vary;
We are focusing only on the validation set due to resource constraints.
"""
# -------- fixed settings --------
model = "openai_compatible"
tp = 1
tasks = "mmmu_val"
batch_size = 32
log_suffix = "openai_compatible"
os.makedirs(output_path, exist_ok=True)
# -------- compose --model_args --------
model_args = f'model_version="{model_version}",' f"tp={tp}"
# -------- build command list --------
cmd = [
"python3",
"-m",
"lmms_eval",
"--model",
model,
"--model_args",
model_args,
"--tasks",
tasks,
"--batch_size",
str(batch_size),
"--output_path",
str(output_path),
]
subprocess.run(
cmd,
check=True,
timeout=3600,
)
def _run_vlm_mmmu_test(
self,
model,
output_path,
test_name="",
custom_env=None,
log_level="info",
capture_output=False,
):
"""
Common method to run VLM MMMU benchmark test.
Args:
model: Model to test
output_path: Path for output logs
test_name: Optional test name for logging
custom_env: Optional custom environment variables
log_level: Log level for server (default: "info")
capture_output: Whether to capture server stdout/stderr
"""
print(f"\nTesting model: {model.model}{test_name}")
process = None
mmmu_accuracy = 0 # Initialize to handle potential exceptions
server_output = ""
try:
# Prepare environment variables
process_env = os.environ.copy()
if custom_env:
process_env.update(custom_env)
# if test vlm with cuda_ipc feature, open this env_var
process_env["SGLANG_USE_CUDA_IPC_TRANSPORT"] = "1"
# Prepare stdout/stderr redirection if needed
stdout_file = None
stderr_file = None
if capture_output:
stdout_file = open("/tmp/server_stdout.log", "w")
stderr_file = open("/tmp/server_stderr.log", "w")
# Launch server for testing
process = popen_launch_server(
model.model,
base_url=self.base_url,
timeout=self.time_out,
api_key=self.api_key,
other_args=[
"--trust-remote-code",
"--piecewise-cuda-graph-max-tokens",
"8192",
"--enable-piecewise-cuda-graph",
"--tp=8",
"--piecewise-cuda-graph-compiler=eager",
"--disable-radix-cache",
"--log-level",
log_level,
],
env=process_env,
return_stdout_stderr=(
(stdout_file, stderr_file) if capture_output else None
),
)
# Run evaluation
self.run_mmmu_eval(model.model, output_path)
# Get the result file
# Search recursively for JSON result files (lmms-eval v0.4.1+ creates subdirectories)
result_files = glob.glob(f"{output_path}/**/*.json", recursive=True)
if not result_files:
result_files = glob.glob(f"{output_path}/*.json")
if not result_files:
raise FileNotFoundError(f"No JSON result files found in {output_path}")
result_file_path = result_files[0]
with open(result_file_path, "r") as f:
result = json.load(f)
print(f"Result{test_name}\n: {result}")
# Process the result
mmmu_accuracy = result["results"]["mmmu_val"]["mmmu_acc,none"]
print(
f"Model {model.model} achieved accuracy{test_name}: {mmmu_accuracy:.4f}"
)
# Capture server output if requested
if capture_output and process:
server_output = self._read_output_from_files()
# Assert performance meets expected threshold
self.assertGreaterEqual(
mmmu_accuracy,
model.mmmu_accuracy,
f"Model {model.model} accuracy ({mmmu_accuracy:.4f}) below expected threshold ({model.mmmu_accuracy:.4f}){test_name}",
)
return server_output
except Exception as e:
print(f"Error testing {model.model}{test_name}: {e}")
self.fail(f"Test failed for {model.model}{test_name}: {e}")
finally:
# Ensure process cleanup happens regardless of success/failure
if process is not None and process.poll() is None:
print(f"Cleaning up process {process.pid}")
try:
kill_process_tree(process.pid)
except Exception as e:
print(f"Error killing process: {e}")
# clean up temporary files
if capture_output:
if stdout_file:
stdout_file.close()
if stderr_file:
stderr_file.close()
for filename in ["/tmp/server_stdout.log", "/tmp/server_stderr.log"]:
try:
if os.path.exists(filename):
os.remove(filename)
except Exception as e:
print(f"Error removing {filename}: {e}")
def _read_output_from_files(self):
output_lines = []
log_files = [
("/tmp/server_stdout.log", "[STDOUT]"),
("/tmp/server_stderr.log", "[STDERR]"),
]
for filename, tag in log_files:
try:
if os.path.exists(filename):
with open(filename, "r") as f:
for line in f:
output_lines.append(f"{tag} {line.rstrip()}")
except Exception as e:
print(f"Error reading {tag.lower()} file: {e}")
return "\n".join(output_lines)
def test_vlm_mmmu_benchmark(self):
"""Test VLM models against MMMU benchmark."""
models_to_test = MODELS
if is_in_ci():
models_to_test = [random.choice(MODELS)]
for model in models_to_test:
self._run_vlm_mmmu_test(model, "./logs")
if __name__ == "__main__":
# Define and parse arguments here, before unittest.main
parser = argparse.ArgumentParser(description="Test VLM models")
parser.add_argument(
"--mem-fraction-static",
type=float,
help="Static memory fraction for the model",
default=DEFAULT_MEM_FRACTION_STATIC,
)
# Parse args intended for unittest
args = parser.parse_args()
# Store the parsed args object on the class
TestVLMPiecewiseCudaGraph.parsed_args = args
# Pass args to unittest
unittest.main(argv=[sys.argv[0]])

View File

@@ -94,7 +94,7 @@ suites = {
TestFile("test_original_logprobs.py", 41),
TestFile("test_page_size.py", 60),
TestFile("test_penalty.py", 82),
TestFile("test_piecewise_cuda_graph.py", 600),
TestFile("test_piecewise_cuda_graph.py", 750),
TestFile("test_priority_scheduling.py", 130),
TestFile("test_pytorch_sampling_backend.py", 66),
TestFile("test_radix_attention.py", 105),
@@ -287,6 +287,7 @@ suites = {
TestFile("nightly/test_text_models_perf.py"),
TestFile("nightly/test_vlms_mmmu_eval.py"),
TestFile("nightly/test_vlms_perf.py"),
TestFile("nightly/test_vlms_piecewise_cuda_graph.py"),
TestFile("test_quick_allreduce.py"),
TestFile("test_sagemaker_server.py"),
TestFile("test_schedule_policy.py"),

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@@ -248,5 +248,46 @@ class TestPiecewiseCudaGraphFP8(CustomTestCase):
print(f"MGSM Accuracy: {metrics['score']:.3f}")
class TestPiecewiseCudaGraphQwen25VL(CustomTestCase):
"""Test piecewise CUDA graph with Qwen2.5-VL-7B-Instruct model"""
@classmethod
def setUpClass(cls):
cls.model = "Qwen/Qwen2.5-VL-7B-Instruct"
cls.base_url = DEFAULT_URL_FOR_TEST
cls.process = popen_launch_server(
cls.model,
cls.base_url,
timeout=DEFAULT_TIMEOUT_FOR_SERVER_LAUNCH,
other_args=[
"--enable-piecewise-cuda-graph",
"--piecewise-cuda-graph-compiler",
"eager",
"--disable-radix-cache",
],
)
@classmethod
def tearDownClass(cls):
kill_process_tree(cls.process.pid)
def test_gsm8k_accuracy(self):
"""Test GSM8K accuracy with 8-shot setting"""
num_examples = 2000
args = SimpleNamespace(
base_url=self.base_url,
model=self.model,
eval_name="mgsm_en",
num_examples=num_examples,
num_threads=min(num_examples, 1024),
)
metrics = run_eval(args)
print(f"GSM8K Accuracy: {metrics['score']:.3f}")
self.assertGreaterEqual(metrics["score"], 0.70)
if __name__ == "__main__":
unittest.main()