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Posted to jira@arrow.apache.org by "Koyomi Akaguro (Jira)" <ji...@apache.org> on 2021/07/02 19:52:00 UTC

[jira] [Created] (ARROW-13254) Processes killed and semaphore objects leaked when reading pandas data

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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