Koyomi Akaguro created ARROW-13254:
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Summary: Processes killed and semaphore objects leaked when
reading pandas data
Key: ARROW-13254
URL: https://issues.apache.org/jira/browse/ARROW-13254
Project: Apache Arrow
Issue Type: Bug
Environment: OS name and version: macOS 11.4
Python version: 3.8.10
Pyarrow version: 4.0.1
Reporter: Koyomi Akaguro
When I run {{pa.Table.from_pandas(df)}} for a >1G dataframe, it reports
{{Killed: 9
../anaconda3/envs/py38/lib/python3.8/multiprocessing/resource_tracker.py:216:
UserWarning: resource_tracker: There appear to be 1 leaked semaphore objects to
clean up at shutdown}}
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