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https://issues.apache.org/jira/browse/FLINK-9303?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16466037#comment-16466037
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Ted Yu commented on FLINK-9303:
-------------------------------
{code}
+ if (!removedPartitions.isEmpty()) {
+ log.info("Removing " + removedPartitions.size()
+ " partition(s) from consumer.");
+
partitionsToBeRemoved.removeAll(removedPartitions);
{code}
{{removeAll}} can be saved by using iterator removal for partitionsToBeRemoved
in the preceding loop.
> Unassign partitions from Kafka client if partitions become unavailable
> ----------------------------------------------------------------------
>
> Key: FLINK-9303
> URL: https://issues.apache.org/jira/browse/FLINK-9303
> Project: Flink
> Issue Type: Improvement
> Components: Kafka Connector
> Reporter: Tzu-Li (Gordon) Tai
> Priority: Major
> Fix For: 1.6.0
>
>
> Originally reported in ML:
> [http://apache-flink-user-mailing-list-archive.2336050.n4.nabble.com/Dynamically-deleting-kafka-topics-does-not-remove-partitions-from-kafkaConsumer-td19946.html]
> The problem is that the Kafka consumer has no notion of "closed" partitions
> at the moment, so statically assigned partitions to the Kafka client is never
> removed and is always continuously requested for records.
> This causes LOG noises as reported in the reported mail thread.
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