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fix: RepartitionExec metrics #10025

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merged 1 commit into from
Apr 10, 2024
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Commits on Apr 10, 2024

  1. fix: RepartitionExec metrics

    `RepartitionExec` is somewhat special. While most execs operate on
    "input partition = output partition", `RepartitionExec` drives all of
    its work using input-bound tasks. The metrics "fetch time" and
    "repartition time" therefore have to be accounted for the input
    partition, not for the output partition. The only metric that has an
    input & output partition label is the "send time".
    
    Fixes apache#10015.
    crepererum committed Apr 10, 2024
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