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  1. Flink
  2. FLINK-14712 Improve back-pressure reporting mechanism
  3. FLINK-14815

Expose network metric for sub task in rest api

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      Description

      • SubTask
        • ¬†pool usage:¬†outPoolUsage,¬†inputExclusiveBuffersUsage,¬†inputFloatingBuffersUsage.
          • If the subtask is not back pressured, but it is causing backpressure (full input, empty output)
          • By comparing exclusive/floating buffers usage, whether all channels are back-pressure or only some of them
        • back-pressured for show whether it is back pressured.

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            • Assignee:
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              Reporter:
              lining lining

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