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  1. Apache Arrow
  2. ARROW-1327

[Python] Failing to release GIL in MemoryMappedFile._open causes deadlock

    Details

    • Type: Bug
    • Status: Resolved
    • Priority: Major
    • Resolution: Fixed
    • Affects Version/s: 0.5.0
    • Fix Version/s: 0.6.0
    • Component/s: Python
    • Labels:
      None

      Description

      This is occurring at

      https://github.com/apache/arrow/blob/master/python/pyarrow/io.pxi#L450

      This call is missing a with nogil:, the deadlock is occurring when this function attempts to reacquire the GIL to raise an exception. See discussion in ARROW-1282

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            • Assignee:
              wesmckinn Wes McKinney
              Reporter:
              wesmckinn Wes McKinney
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              • Created:
                Updated:
                Resolved: