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  1. Flink
  2. FLINK-7315 use flink's buffers in netty
  3. FLINK-7316

always use off-heap network buffers

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Details

    • Sub-task
    • Status: Closed
    • Major
    • Resolution: Fixed
    • 1.4.0
    • 1.5.0
    • Runtime / Network
    • None

    Description

      In order to send flink buffers through netty into the network, we need to make the buffers use off-heap memory. Otherwise, there will be a hidden copy happening in the NIO stack.

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          is blocked by

          Bug - A problem which impairs or prevents the functions of the product. FLINK-7400 off-heap limits set to conservatively in cluster environments

          • Blocker - Blocks development and/or testing work, production could not run
          • Resolved
          links to

          Web Link GitHub Pull Request #4481

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              nkruber Nico Kruber
              nkruber Nico Kruber
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              Dates

                Created:
                Updated:
                Resolved: