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Divij Vaidya commented on KAFKA-16063: -------------------------------------- [~goyarpit] if you are interested, you can pick this one. > Fix leaked ApplicationShutdownHooks in EndToEndAuthorizationTests > ----------------------------------------------------------------- > > Key: KAFKA-16063 > URL: https://issues.apache.org/jira/browse/KAFKA-16063 > Project: Kafka > Issue Type: Sub-task > Reporter: Divij Vaidya > Priority: Major > Attachments: Screenshot 2023-12-29 at 12.38.29.png > > > All test extending `EndToEndAuthorizationTest` are leaking > DefaultDirectoryService objects. > This can be observed using the heap dump at > [https://www.dropbox.com/scl/fi/4jaq8rowkmijaoj7ec1nm/GradleWorkerMain_10311_27_12_2023_13_37_08_Leak_Suspects.zip?rlkey=minkbvopb0c65m5wryqw234xb&dl=0] > (unzip this and you will find a hprof which can be opened with your > favourite heap analyzer) > The stack trace looks like this: > !Screenshot 2023-12-29 at 12.38.29.png! > > I suspect that the reason is because DefaultDirectoryService#startup() > registers a shutdownhook which is somehow messed up by > QuorumTestHarness#teardown(). > We need to investigate why this is leaking and fix it. -- This message was sent by Atlassian Jira (v8.20.10#820010)