[jira] [Created] (FLINK-13542) Flink Datadog metrics reporter sends empty series if there is no metrics

[Shang Yuanchun (Jira)]

Mans Singh created FLINK-13542:
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             Summary: Flink Datadog metrics reporter sends empty series if there is no metrics
                 Key: FLINK-13542
                 URL: https://issues.apache.org/jira/browse/FLINK-13542
             Project: Flink
          Issue Type: Improvement
          Components: Runtime / Metrics
    Affects Versions: 1.8.1
            Reporter: Mans Singh
             Fix For: 1.9.0


If there are no metrics, Datadog reporter still sends empty series array to Datadog.  The reporter can check the size of the series and only send if there are metrics collected.



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