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https://issues.apache.org/jira/browse/ARROW-13254?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Neal Richardson resolved ARROW-13254.
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Resolution: Duplicate
> [Python] 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
> Components: Python
> Environment: OS name and version: macOS 11.4
> Python version: 3.8.10
> Pyarrow version: 4.0.1
> Reporter: Koyomi Akaguro
> Priority: Major
> Fix For: 5.0.0
>
>
> 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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