[GitHub] [flink] becketqin opened a new pull request #8699: [FLINK-10455][Connectors/Kafka] Ensure all the KafkaProducers closed …

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becketqin opened a new pull request #8699: [FLINK-10455][Connectors/Kafka] Ensure all the KafkaProducers closed …
URL: https://github.com/apache/flink/pull/8699
 
 
   …on an exception
   
   The patch fixes the bugs reported in FLINK-10445 by making sure all the KafkaProducers are closed when FlinkKafkaProducer is closed. The same fix was applied to universal FlinkKafkaProducer and FlinkKafkaProducer011.
   
   ## What is the purpose of the change
   This is a back-porting PR to 1.7 branch. The patch has been reviewed in #8653 .
   
   ## Brief change log
   - Make sure all the KafkaProducers are closed when FlinkKafkaProducer is closed.
   - Turn off the log4j level of UT and IT by default.
   
   ## Verifying this change
   
   A new verification step which makes sure there is no producer leak has been added to all the tests in the FlinkKafkaProducer and FlinkKafkaProducer011 integration test.
   
   ## Does this pull request potentially affect one of the following parts:
   
     - Dependencies (does it add or upgrade a dependency): no
     - The public API, i.e., is any changed class annotated with `@Public(Evolving)`: no
     - The serializers: no
     - The runtime per-record code paths (performance sensitive): no
     - Anything that affects deployment or recovery: JobManager (and its components), Checkpointing, Yarn/Mesos, ZooKeeper: no
     - The S3 file system connector: no
   
   ## Documentation
   
     - Does this pull request introduce a new feature? no
     - If yes, how is the feature documented? not applicable
   

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