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  1. Spark
  2. SPARK-23391

It may lead to overflow for some integer multiplication

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Details

    • Bug
    • Status: Resolved
    • Minor
    • Resolution: Fixed
    • 2.3.0
    • 2.2.2, 2.3.0
    • Spark Core
    • None

    Description

      In the getBlockData,blockId.reduceId is the Int type, when it is greater than 2^28, blockId.reduceId*8 will overflow.

      In the decompress0, len and  unitSize are  Int type, so len * unitSize may lead to  overflow

       

       

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          relates to

          Bug - A problem which impairs or prevents the functions of the product. SPARK-23358 When the number of partitions is greater than 2^28, it will result in an error result

          • Minor - Minor loss of function, or other problem where easy workaround is present.
          • Resolved
          links to

          Pull request #20581 [Github] Pull Request #20581 (10110346)

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              10110346 liuxian
              10110346 liuxian
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              Dates

                Created:
                Updated:
                Resolved: