Files
sglang/test/nightly/test_deepseek_v32_tp.py
2025-12-16 21:48:12 -08:00

264 lines
8.1 KiB
Python

import os
import unittest
from types import SimpleNamespace
import requests
from sglang.srt.utils import kill_process_tree
from sglang.test.ci.ci_register import register_cuda_ci
from sglang.test.few_shot_gsm8k import run_eval as run_eval_few_shot_gsm8k
from sglang.test.send_one import BenchArgs, send_one_prompt
from sglang.test.test_utils import (
DEFAULT_TIMEOUT_FOR_SERVER_LAUNCH,
DEFAULT_URL_FOR_TEST,
CustomTestCase,
is_in_ci,
popen_launch_server,
write_github_step_summary,
)
register_cuda_ci(est_time=900, suite="nightly-8-gpu-h200", nightly=True)
DEEPSEEK_V32_MODEL_PATH = "deepseek-ai/DeepSeek-V3.2-Exp"
# Global list to collect results
TEST_RESULTS = []
class TestDeepseekV32_TP(CustomTestCase):
@classmethod
def setUpClass(cls):
cls.model = DEEPSEEK_V32_MODEL_PATH
cls.base_url = DEFAULT_URL_FOR_TEST
# Pure TP configuration without --dp and --enable-dp-attention
other_args = [
"--trust-remote-code",
"--attention-backend",
"nsa",
"--nsa-prefill-backend",
"flashmla_sparse",
"--nsa-decode-backend",
"flashmla_kv",
"--tp",
"8",
]
cls.process = popen_launch_server(
cls.model,
cls.base_url,
timeout=DEFAULT_TIMEOUT_FOR_SERVER_LAUNCH,
other_args=other_args,
)
@classmethod
def tearDownClass(cls):
kill_process_tree(cls.process.pid)
def test_a_gsm8k(
self,
): # Append an "a" to make this test run first (alphabetically) to warm up the server
args = SimpleNamespace(
num_shots=20,
data_path=None,
num_questions=1400,
parallel=1400,
max_new_tokens=512,
host="http://127.0.0.1",
port=int(self.base_url.split(":")[-1]),
)
metrics = run_eval_few_shot_gsm8k(args)
print(f"{metrics=}")
if is_in_ci():
TEST_RESULTS.append(
{
"variant": "pure_tp",
"prefill_backend": "flashmla_sparse",
"decode_backend": "flashmla_kv",
"kv_cache": "fp16",
"accuracy": metrics["accuracy"],
}
)
self.assertGreater(metrics["accuracy"], 0.935)
class TestDeepseekV32_Partial_TP(CustomTestCase):
@classmethod
def setUpClass(cls):
cls.model = DEEPSEEK_V32_MODEL_PATH
cls.base_url = DEFAULT_URL_FOR_TEST
# Partial TP configuration with dp=4 and dp-attention enabled
other_args = [
"--trust-remote-code",
"--attention-backend",
"nsa",
"--nsa-prefill-backend",
"flashmla_sparse",
"--nsa-decode-backend",
"flashmla_kv",
"--tp",
"8",
"--dp",
"4",
"--enable-dp-attention",
]
cls.process = popen_launch_server(
cls.model,
cls.base_url,
timeout=DEFAULT_TIMEOUT_FOR_SERVER_LAUNCH,
other_args=other_args,
)
@classmethod
def tearDownClass(cls):
kill_process_tree(cls.process.pid)
def test_a_gsm8k(
self,
): # Append an "a" to make this test run first (alphabetically) to warm up the server
args = SimpleNamespace(
num_shots=20,
data_path=None,
num_questions=1400,
parallel=1400,
max_new_tokens=512,
host="http://127.0.0.1",
port=int(self.base_url.split(":")[-1]),
)
metrics = run_eval_few_shot_gsm8k(args)
print(f"{metrics=}")
if is_in_ci():
TEST_RESULTS.append(
{
"variant": "partial_tp",
"prefill_backend": "flashmla_sparse",
"decode_backend": "flashmla_kv",
"kv_cache": "fp16",
"accuracy": metrics["accuracy"],
}
)
self.assertGreater(metrics["accuracy"], 0.935)
class TestDeepseekV32_TP_MTP(CustomTestCase):
"""Test DeepSeek V3.2 with pure TP + MTP (EAGLE speculative decoding)."""
@classmethod
def setUpClass(cls):
cls.model = DEEPSEEK_V32_MODEL_PATH
cls.base_url = DEFAULT_URL_FOR_TEST
other_args = [
"--trust-remote-code",
"--tp",
"8",
"--speculative-algorithm",
"EAGLE",
"--speculative-num-steps",
"3",
"--speculative-eagle-topk",
"1",
"--speculative-num-draft-tokens",
"4",
"--mem-frac",
"0.7",
]
cls.process = popen_launch_server(
cls.model,
cls.base_url,
timeout=DEFAULT_TIMEOUT_FOR_SERVER_LAUNCH,
other_args=other_args,
)
@classmethod
def tearDownClass(cls):
kill_process_tree(cls.process.pid)
def test_a_gsm8k(self):
requests.get(self.base_url + "/flush_cache")
args = SimpleNamespace(
num_shots=20,
data_path=None,
num_questions=1400,
parallel=1400,
max_new_tokens=512,
host="http://127.0.0.1",
port=int(self.base_url.split(":")[-1]),
)
metrics = run_eval_few_shot_gsm8k(args)
print(f"{metrics=}")
server_info = requests.get(self.base_url + "/get_server_info")
avg_spec_accept_length = server_info.json()["internal_states"][0][
"avg_spec_accept_length"
]
print(f"{avg_spec_accept_length=}")
if is_in_ci():
TEST_RESULTS.append(
{
"variant": "tp_mtp",
"prefill_backend": "flashmla_sparse",
"decode_backend": "flashmla_kv",
"kv_cache": "fp16",
"accuracy": metrics["accuracy"],
"avg_spec_accept_length": avg_spec_accept_length,
}
)
self.assertGreater(metrics["accuracy"], 0.935)
self.assertGreater(avg_spec_accept_length, 2.5)
def test_bs_1_speed(self):
args = BenchArgs(port=int(self.base_url.split(":")[-1]), max_new_tokens=2048)
acc_length, speed = send_one_prompt(args)
print(f"{acc_length=:.2f} {speed=:.2f}")
if is_in_ci():
# Update last result with speed data
if TEST_RESULTS and TEST_RESULTS[-1]["variant"] == "tp_mtp":
TEST_RESULTS[-1]["speed"] = speed
# Write the summary table after all tests complete
_write_summary_table()
self.assertGreater(acc_length, 2.5)
self.assertGreater(speed, 110)
def _format_optional_metric(value, fmt=".2f", suffix=""):
"""Format an optional metric value, returning '-' if not available."""
if value is None:
return "-"
return f"{value:{fmt}}{suffix}"
def _write_summary_table():
"""Write a markdown table with all test results."""
if not TEST_RESULTS:
return
gpu_config = os.getenv("GPU_CONFIG", "8-gpu-h200")
# Build table header - keep original columns + add MTP-specific ones
summary = (
f"### {DEEPSEEK_V32_MODEL_PATH} GSM8K Accuracy (TP Tests) [{gpu_config}]\n\n"
)
summary += "| Variant | Prefill Backend | Decode Backend | KV Cache | Accuracy | Spec Acc Len | Speed |\n"
summary += "|---------|-----------------|----------------|----------|----------|--------------|-------|\n"
# Add each result as a row
for result in TEST_RESULTS:
summary += (
f"| {result['variant']} | {result['prefill_backend']} | "
f"{result['decode_backend']} | {result['kv_cache']} | "
f"{result['accuracy']:.3f} | "
f"{_format_optional_metric(result.get('avg_spec_accept_length'))} | "
f"{_format_optional_metric(result.get('speed'), '.1f', ' tok/s')} |\n"
)
write_github_step_summary(summary)
if __name__ == "__main__":
unittest.main()