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  1. Pig
  2. PIG-5226

PreprocessorContext.java can deadlock forever with large stderr

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Details

    • Bug
    • Status: Closed
    • Minor
    • Resolution: Fixed
    • None
    • 0.17.0
    • None
    • None
    • Reviewed

    Description

      This code can deadlock on *nix (not sure about Windows...) because of how it's using Runtime.exec() (ie, stderr fills up its buffer and everything hangs).

      Problematic snippet of code:
      https://github.com/apache/pig/blob/38c835ed702799f69dc2fa1ad0fbeab25e42c111/src/org/apache/pig/tools/parameters/PreprocessorContext.java#L238-L272

      Attachments

        1. pig-runtime-exec-1.patch
          7 kB
          Jacob Tolar
        2. pig-runtime-exec.patch
          6 kB
          Jacob Tolar

        Issue Links

          is duplicated by

          Bug - A problem which impairs or prevents the functions of the product. PIG-3113 Shell command execution hangs job

          • Major - Major loss of function.
          • Resolved

          Activity

            People

              jtolar Jacob Tolar
              jtolar Jacob Tolar
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              Dates

                Created:
                Updated:
                Resolved: