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补充 bench_serving.py里tpot等指标

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guobj
2025-10-28 02:11:36 +00:00
parent f9a026ad2b
commit c333f12547
1 changed files with 10 additions and 0 deletions
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python/sglang/bench_serving.py
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@@ -839,10 +839,12 @@ class BenchmarkMetrics:
mean_ttft_ms: float
median_ttft_ms: float
std_ttft_ms: float
p95_ttft_ms: float
p99_ttft_ms: float
mean_tpot_ms: float
median_tpot_ms: float
std_tpot_ms: float
p95_tpot_ms: float
p99_tpot_ms: float
mean_itl_ms: float
median_itl_ms: float
@@ -1665,10 +1667,12 @@ def calculate_metrics(
* 1000, # ttfts is empty if streaming is not supported by backend
median_ttft_ms=np.median(ttfts or 0) * 1000,
std_ttft_ms=np.std(ttfts or 0) * 1000,
p95_ttft_ms=np.percentile(ttfts or 0, 95) * 1000,
p99_ttft_ms=np.percentile(ttfts or 0, 99) * 1000,
mean_tpot_ms=np.mean(tpots or 0) * 1000,
median_tpot_ms=np.median(tpots or 0) * 1000,
std_tpot_ms=np.std(tpots or 0) * 1000,
p95_tpot_ms=np.percentile(tpots or 0, 95) * 1000,
p99_tpot_ms=np.percentile(tpots or 0, 99) * 1000,
mean_itl_ms=np.mean(itls or 0) * 1000,
median_itl_ms=np.median(itls or 0) * 1000,
@@ -1974,6 +1978,12 @@ async def benchmark(
print("{:<40} {:<10.2f}".format("Mean TTFT (ms):", metrics.mean_ttft_ms))
print("{:<40} {:<10.2f}".format("Median TTFT (ms):", metrics.median_ttft_ms))
print("{:<40} {:<10.2f}".format("P99 TTFT (ms):", metrics.p99_ttft_ms))
print("{:<40} {:<10.2f}".format("P95 TTFT (ms):", metrics.p95_ttft_ms))
print("{s:{c}^{n}}".format(s="Time per Output Token (excl. 1st token)", n=50, c="-"))
print("{:<40} {:<10.2f}".format("Mean TPOT (ms):", metrics.mean_tpot_ms))
print("{:<40} {:<10.2f}".format("Median TPOT (ms):", metrics.median_tpot_ms))
print("{:<40} {:<10.2f}".format("P99 TPOT (ms):", metrics.p99_tpot_ms))
print("{:<40} {:<10.2f}".format("P95 TPOT (ms):", metrics.p95_tpot_ms))
print("{s:{c}^{n}}".format(s="Inter-Token Latency", n=50, c="-"))
print("{:<40} {:<10.2f}".format("Mean ITL (ms):", metrics.mean_itl_ms))
print("{:<40} {:<10.2f}".format("Median ITL (ms):", metrics.median_itl_ms))