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https://issues.apache.org/jira/browse/FLINK-7838?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16224561#comment-16224561
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ASF GitHub Bot commented on FLINK-7838:
---------------------------------------
Github user pnowojski commented on a diff in the pull request:
https://github.com/apache/flink/pull/4915#discussion_r147652455
--- Diff:
flink-connectors/flink-connector-kafka-0.11/src/main/java/org/apache/flink/streaming/connectors/kafka/FlinkKafkaProducer011.java
---
@@ -483,11 +478,6 @@ public void setLogFailuresOnly(boolean
logFailuresOnly) {
*/
@Override
public void open(Configuration configuration) throws Exception {
- if (semantic != Semantic.NONE && !((StreamingRuntimeContext)
this.getRuntimeContext()).isCheckpointingEnabled()) {
--- End diff --
`initializeState()` performs some clean up actions that depends on the
semantic - cleaning up/closing lingering transactions, thus this check should
happen earlier. Otherwise `EXACTLY_ONCE` cleaning up code would be executed
unnecessarily.
> Kafka011ProducerExactlyOnceITCase do not finish
> -----------------------------------------------
>
> Key: FLINK-7838
> URL: https://issues.apache.org/jira/browse/FLINK-7838
> Project: Flink
> Issue Type: Bug
> Components: Kafka Connector
> Affects Versions: 1.4.0
> Reporter: Piotr Nowojski
> Assignee: Piotr Nowojski
> Priority: Blocker
> Fix For: 1.4.0
>
> Attachments: initTransactions_deadlock.txt, log.txt
>
>
> See attached log
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