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[WAR][nvbug/5321947] Add an async sleep to unblock event loop. #5342

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Merged
merged 2 commits into from
Jun 19, 2025
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[WAR][nvbug/5321947] Add an async sleep to unblock event loop. #5342

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a97a5d5
Add an async sleep to unblock event loop.
FrankD412 Jun 18, 2025
d52c943
Merge branch 'main' into fdinatale/trtllm-bench/war_event_loop_hang
FrankD412 Jun 18, 2025
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4 changes: 4 additions & 0 deletions tensorrt_llm/bench/benchmark/utils/asynchronous.py
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Original file line number Diff line number Diff line change
Expand Up @@ -125,6 +125,10 @@ async def iteration_worker(self, iteration_addr: str) -> None:
while not self._stop.is_set():
async for stats in self.llm.get_stats_async(2):
await socket.send_json(stats)
# NOTE: This is a WAR to force this loop to relinquish control
# that was preventing other async tasks from holding the event
# loop. If we don't
await asyncio.sleep(0)

# Wrap up by sending any remaining statistics data
logger.debug("Iteration log worker wrapping up...")
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