[GitHub] [flink] afedulov commented on a diff in pull request #19629: [FLINK-27480][kafka] Explain possible metrics InstanceAlreadyExistsException in docs

[GitBox <gi...@apache.org>]

afedulov commented on code in PR #19629:
URL: https://github.com/apache/flink/pull/19629#discussion_r866590211


##########
docs/content/docs/connectors/datastream/kafka.md:
##########
@@ -307,6 +307,13 @@ For metrics of Kafka consumer, you can refer to
 <a href="http://kafka.apache.org/documentation/#consumer_monitoring">Apache Kafka Documentation</a>
 for more details.
 
+In case, you experience a warning with a stack trace containing

Review Comment:
   ```suggestion
   In case you experience a warning with a stack trace containing
   ```



##########
docs/content/docs/connectors/datastream/kafka.md:
##########
@@ -307,6 +307,13 @@ For metrics of Kafka consumer, you can refer to
 <a href="http://kafka.apache.org/documentation/#consumer_monitoring">Apache Kafka Documentation</a>
 for more details.
 
+In case, you experience a warning with a stack trace containing
+`javax.management.InstanceAlreadyExistsException: kafka.consumer:[...]` you are trying to

Review Comment:
   ```suggestion
   `javax.management.InstanceAlreadyExistsException: kafka.consumer:[...]`, you are probably trying to
   ```



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