Files
sglang/test/srt/test_nightly_vlms_perf.py
2025-09-26 15:24:30 -07:00

136 lines
5.0 KiB
Python

import os
import subprocess
import unittest
import warnings
from sglang.bench_one_batch_server import BenchmarkResult
from sglang.srt.utils import kill_process_tree
from sglang.test.test_utils import (
DEFAULT_TIMEOUT_FOR_SERVER_LAUNCH,
DEFAULT_URL_FOR_TEST,
_parse_int_list_env,
is_in_ci,
parse_models,
popen_launch_server,
write_github_step_summary,
)
PROFILE_DIR = "performance_profiles_vlms"
MODEL_DEFAULTS = [
# Keep conservative defaults. Can be overridden by env NIGHTLY_VLM_MODELS
"Qwen/Qwen2.5-VL-7B-Instruct",
"google/gemma-3-27b-it",
# "OpenGVLab/InternVL2_5-2B",
# buggy in official transformers impl
# "openbmb/MiniCPM-V-2_6",
]
class TestNightlyVLMModelsPerformance(unittest.TestCase):
@classmethod
def setUpClass(cls):
warnings.filterwarnings(
"ignore", category=ResourceWarning, message="unclosed.*socket"
)
cls.models = parse_models(
os.environ.get("NIGHTLY_VLM_MODELS", ",".join(MODEL_DEFAULTS))
)
cls.base_url = DEFAULT_URL_FOR_TEST
cls.batch_sizes = _parse_int_list_env("NIGHTLY_VLM_BATCH_SIZES", "1,1,2,8,16")
cls.input_lens = tuple(_parse_int_list_env("NIGHTLY_VLM_INPUT_LENS", "4096"))
cls.output_lens = tuple(_parse_int_list_env("NIGHTLY_VLM_OUTPUT_LENS", "512"))
cls.full_report = f"## {cls.__name__}\n" + BenchmarkResult.help_str()
def test_bench_one_batch(self):
all_benchmark_results = []
for model in self.models:
benchmark_results = []
with self.subTest(model=model):
process = popen_launch_server(
model=model,
base_url=self.base_url,
other_args=["--mem-fraction-static=0.7"],
timeout=DEFAULT_TIMEOUT_FOR_SERVER_LAUNCH,
)
try:
# Run bench_one_batch_server against the launched server
profile_filename = f"{model.replace('/', '_')}"
# path for this run
profile_path_prefix = os.path.join(PROFILE_DIR, profile_filename)
# JSON output file for this model
json_output_file = f"results_{model.replace('/', '_')}.json"
command = [
"python3",
"-m",
"sglang.bench_one_batch_server",
f"--model={model}",
"--base-url",
self.base_url,
"--batch-size",
*[str(x) for x in self.batch_sizes],
"--input-len",
*[str(x) for x in self.input_lens],
"--output-len",
*[str(x) for x in self.output_lens],
"--trust-remote-code",
"--dataset-name=mmmu",
"--profile",
"--profile-by-stage",
f"--profile-filename-prefix={profile_path_prefix}",
"--show-report",
f"--output-path={json_output_file}",
"--no-append-to-github-summary",
]
print(f"Running command: {' '.join(command)}")
result = subprocess.run(command, capture_output=True, text=True)
if result.returncode != 0:
print(f"Error running benchmark for {model} with batch size:")
print(result.stderr)
# Continue to next batch size even if one fails
continue
print(f"Output for {model} with batch size:")
print(result.stdout)
# Load and deserialize JSON results
if os.path.exists(json_output_file):
import json
with open(json_output_file, "r") as f:
json_data = json.load(f)
# Convert JSON data to BenchmarkResult objects
for data in json_data:
benchmark_result = BenchmarkResult(**data)
all_benchmark_results.append(benchmark_result)
benchmark_results.append(benchmark_result)
print(
f"Loaded {len(benchmark_results)} benchmark results from {json_output_file}"
)
else:
print(f"Warning: JSON output file {json_output_file} not found")
finally:
kill_process_tree(process.pid)
report_part = BenchmarkResult.generate_markdown_report(
PROFILE_DIR, benchmark_results
)
self.full_report += report_part + "\n"
if is_in_ci():
write_github_step_summary(self.full_report)
if __name__ == "__main__":
unittest.main()