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Improve the computation for time_per_output_token Prometheus metrics (#2674)

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This commit is contained in:
Lianmin Zheng
2024-12-30 21:40:14 -08:00
committed by GitHub
parent f707470019
commit 339c69a243
1 changed files with 3 additions and 1 deletions
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4
python/sglang/srt/managers/tokenizer_manager.py
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@@ -699,6 +699,7 @@ class TokenizerManager:
)
else:
if completion_tokens >= 2:
# Compute time_per_output_token for the streaming case
self.metrics_collector.observe_time_per_output_token(
(time.time() - state.first_token_time)
/ (completion_tokens - 1)
@@ -714,7 +715,8 @@ class TokenizerManager:
self.metrics_collector.observe_e2e_request_latency(
time.time() - state.created_time
)
if completion_tokens >= 1:
# Compute time_per_output_token for the non-streaming case
if not state.obj.stream and completion_tokens >= 1:
self.metrics_collector.observe_time_per_output_token(
(time.time() - state.created_time)
/ completion_tokens