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[Log] Only Print Profiler Results on Rank 0 #23370

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Merged
merged 7 commits into from
Sep 2, 2025
Merged

[Log] Only Print Profiler Results on Rank 0 #23370

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07b0b7c
only print profiler results on rank 0
yewentao256 Aug 21, 2025
e7f1143
use local rank
yewentao256 Aug 28, 2025
f9b3f31
Merge branch 'main' into wye-only-print-cuda-profile-time-on-rank-0
yewentao256 Aug 28, 2025
470055b
Merge branch 'main' into wye-only-print-cuda-profile-time-on-rank-0
yewentao256 Aug 28, 2025
8334366
Merge branch 'main' into wye-only-print-cuda-profile-time-on-rank-0
yewentao256 Aug 29, 2025
867918a
Merge branch 'main' into wye-only-print-cuda-profile-time-on-rank-0
yewentao256 Aug 29, 2025
5ab8983
Merge branch 'main' into wye-only-print-cuda-profile-time-on-rank-0
yewentao256 Aug 31, 2025
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6 changes: 4 additions & 2 deletions vllm/v1/worker/gpu_worker.py
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Original file line number Diff line number Diff line change
Expand Up @@ -397,8 +397,10 @@ def profile(self, is_start: bool = True):
self.profiler.start()
else:
self.profiler.stop()
print(self.profiler.key_averages().table(
sort_by="self_cuda_time_total"))
# only print profiler results on rank 0
if self.rank == 0:
print(self.profiler.key_averages().table(
sort_by="self_cuda_time_total"))

def execute_dummy_batch(self) -> None:
self.model_runner._dummy_run(1)
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6 changes: 4 additions & 2 deletions vllm/worker/worker.py
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Original file line number Diff line number Diff line change
Expand Up @@ -131,8 +131,10 @@ def stop_profile(self):
if self.profiler is None:
raise RuntimeError("Profiler is not enabled.")
self.profiler.stop()
print(
self.profiler.key_averages().table(sort_by="self_cuda_time_total"))
# only print profiler results on rank 0
if self.rank == 0:
print(self.profiler.key_averages().table(
sort_by="self_cuda_time_total"))

def sleep(self, level: int = 1) -> None:
free_bytes_before_sleep = torch.cuda.mem_get_info()[0]
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