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https://issues.apache.org/jira/browse/FLINK-25081?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Piotr Nowojski closed FLINK-25081.
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Resolution: Duplicate
[~reswqa], let me close this ticket so that we have all of the discussions in
one place.
Can you respond/repost your question in the original ticket?
> When chaining an operator of a side output stream, the num records sent
> displayed on the dashboard is incorrect
> ---------------------------------------------------------------------------------------------------------------
>
> Key: FLINK-25081
> URL: https://issues.apache.org/jira/browse/FLINK-25081
> Project: Flink
> Issue Type: Bug
> Components: Runtime / Metrics, Runtime / Task
> Affects Versions: 1.14.0
> Reporter: Lijie Wang
> Priority: Major
> Attachments: image-2021-11-26-20-32-08-443.png
>
>
> As show in the following figure, "Map" is an operator of a side output
> stream, the num records sent of first vertex is 0.
> !image-2021-11-26-20-32-08-443.png|width=750,height=253!
>
> The job code is as follows:
> {code:java}
> final StreamExecutionEnvironment env =
> StreamExecutionEnvironment.getExecutionEnvironment();
> SingleOutputStreamOperator<Long> dataStream =
> env.addSource(new
> DataGeneratorSource<>(RandomGenerator.longGenerator(1, 1000)))
> .returns(Long.class)
> .setParallelism(10)
> .slotSharingGroup("group1");
> DataStream<Long> sideOutput = dataStream.getSideOutput(new
> OutputTag<Long>("10") {});
> sideOutput.map(num -> num).setParallelism(10).slotSharingGroup("group1");
> dataStream.addSink(new
> DiscardingSink<>()).setParallelism(10).slotSharingGroup("group2");
> env.execute("WordCount"); {code}
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