Github user NicoK commented on a diff in the pull request: https://github.com/apache/flink/pull/5572#discussion_r170560655 --- Diff: flink-runtime/src/main/java/org/apache/flink/runtime/io/network/partition/PipelinedSubpartition.java --- @@ -48,6 +48,8 @@ /** Flag indicating whether the subpartition has been finished. */ private boolean isFinished; + private boolean flushRequested; --- End diff -- add `@GuardedBy("buffers")`?
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