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Clive Cox edited comment on KAFKA-13787 at 4/10/22 10:10 AM: ------------------------------------------------------------- Any update on this? I see a file like kafka-streams-process-metadata is left behind after calling cleanup(). the file contains text of the form (for me): {code:java} {"processId":"74a390fc-404d-4bc8-b564-f07a590a2b32"} {code} Does this cause any issues? was (Author: JIRAUSER287829): Any update on this? I see a file like kafka-streams-process-metadata is left behind after calling cleanup(). the file contains text of the form (for me): {code:java} {"processId":"74a390fc-404d-4bc8-b564-f07a590a2b32"} {code} Does this cause any issues? > Failed to delete state store directory for it is not empty > ---------------------------------------------------------- > > Key: KAFKA-13787 > URL: https://issues.apache.org/jira/browse/KAFKA-13787 > Project: Kafka > Issue Type: Bug > Components: streams > Affects Versions: 3.0.0 > Reporter: Nico Pommerening > Priority: Major > Attachments: bug-log.txt > > > On Kafka Streams shutdown the Cleanup of state directories seems not to work, > since the lock and metadata file seem not to be deleted. > Relevant WARN logging: > 2022-03-31 10:34:41,689 WARN [SpringApplicationShutdownHook] > org.apache.kafka.streams.processor.internals.StateDirectory: stream-thread > [SpringApplicationShutdownHook] Failed to delete state store directory of > /kafka-streams-statestore/555b9965-95e3-4c92-b467-1d283428da5d/test-test-run-kpi > for it is not empty > > Left over files in directory: > * .lock > * kafka-streams-process-metadata > > I'm not sure what the consequences of a unclean state cleanup are, but I > would like to get rid of the Warning. > I attached a bigger log extract and I've already patched the StateDirectory > implementation which I'll try to contribute. -- This message was sent by Atlassian Jira (v8.20.1#820001)