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Posted to issues@flink.apache.org by GitBox <gi...@apache.org> on 2020/01/06 00:16:04 UTC
[GitHub] [flink] becketqin commented on a change in pull request #10724:
[FLINK-13595][connector/kafka][test] Close the KafkaAdminClient with ...
becketqin commented on a change in pull request #10724: [FLINK-13595][connector/kafka][test] Close the KafkaAdminClient with ...
URL: https://github.com/apache/flink/pull/10724#discussion_r363127808
##########
File path: flink-connectors/flink-connector-kafka-base/src/test/java/org/apache/flink/streaming/connectors/kafka/KafkaTestEnvironment.java
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@@ -201,4 +202,15 @@ protected NetworkFailuresProxy createProxy(String remoteHost, int remotePort) {
networkFailuresProxies.add(proxy);
return proxy;
}
+
+ protected void maybePrintDanglingThreadStacktrace(String threadNameKeyword) {
Review comment:
This helps to identify where exactly internal thread of `KafkaAdminClient` blocks. So we can address the root cause of the long closure, though it may be in Kafka instead of Flink.
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