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  1. Spark
  2. SPARK-51166 Prepare Apache Spark 4.1.0
  3. SPARK-49386

Add memory based thresholds for shuffle spill

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Details

    • Sub-task
    • Status: Resolved
    • Major
    • Resolution: Fixed
    • 4.1.0
    • 4.1.0
    • Spark Core, SQL

    Description

      We can only determine the number of spills by configuring spark.shuffle.spill.numElementsForceSpillThreshold. In some scenarios, the size of a row may be very large in the memory.

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          is duplicated by

          Improvement - An improvement or enhancement to an existing feature or task. SPARK-27734 Add memory based thresholds for shuffle spill

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

          Improvement - An improvement or enhancement to an existing feature or task. SPARK-27734 Add memory based thresholds for shuffle spill

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

          Web Link GitHub Pull Request #47856

          Web Link GitHub Pull Request #52190

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                Created:
                Updated:
                Resolved: