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  1. Spark
  2. SPARK-38683

It is unnecessary to release the ShuffleManagedBufferIterator or ShuffleChunkManagedBufferIterator or ManagedBufferIterator buffers when the client channel's connection is terminated

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Details

    • Improvement
    • Status: Resolved
    • Major
    • Resolution: Fixed
    • 3.1.0, 3.1.1, 3.1.2, 3.2.0, 3.2.1
    • 3.4.0
    • Shuffle
    • None

    Description

       It is unnecessary to release the ShuffleManagedBufferIterator or ShuffleChunkManagedBufferIterator or ManagedBufferIterator buffers when the client channel's connection is terminated, to reduce I/O operations and improve performance for the External Shuffle Service.

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              Updated:
              Resolved:

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