Luying Liu created KAFKA-8676:
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Summary: Avoid Stopping Unnecessary Connectors and Tasks
Key: KAFKA-8676
URL: https://issues.apache.org/jira/browse/KAFKA-8676
Project: Kafka
Issue Type: Improvement
Components: KafkaConnect
Affects Versions: 2.3.0
Environment: centOS
Reporter: Luying Liu
Fix For: 2.3.0
When adding a new connector or changing a connector configuration, Kafka
Connect 2.3.0 will stop all existing tasks and start all the tasks, including
the new tasks and the existing ones. However, it is not necessary at all. Only
the new connector and tasks need to be started. As the rebalancing can be
applied for both running and suspended tasks.The following patch will fix this
problem and starts only the new tasks and connectors.
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