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[Bugfix] Flush TunableOp results before worker processes are destroyed. #13623

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Merged
merged 3 commits into from
Feb 25, 2025
Merged

[Bugfix] Flush TunableOp results before worker processes are destroyed. #13623

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de73c85
Flush TunableOp results before worker processes are destroyed.
naromero77amd Feb 20, 2025
ad0f5b3
Minor clean-up.
naromero77amd Feb 20, 2025
96be44d
lint
naromero77amd Feb 24, 2025
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9 changes: 9 additions & 0 deletions vllm/executor/multiproc_worker_utils.py
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Original file line number Diff line number Diff line change
Expand Up @@ -250,6 +250,15 @@ def _run_worker_process(
except Exception:
logger.exception("Worker failed")

# Flush TunableOp results when TunableOp is enabled and
# online (in situ) tuning is enabled.
# Offline tuning API (record_untuned_is_enabled()) only
# available in PyTorch 2.6 or later.
import torch.cuda.tunable as tunable
if (tunable.is_enabled() and tunable.tuning_is_enabled()
and not tunable.record_untuned_is_enabled()):
tunable.write_file()

logger.info("Worker exiting")


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