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https://issues.apache.org/jira/browse/KAFKA-16584?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17840232#comment-17840232
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Matthias J. Sax commented on KAFKA-16584:
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I would prefer to make if configurable personally. Should be a more or less
simple change, but requires a KIP.
> Make log processing summary configurable or debug
> -------------------------------------------------
>
> Key: KAFKA-16584
> URL: https://issues.apache.org/jira/browse/KAFKA-16584
> Project: Kafka
> Issue Type: Bug
> Components: streams
> Affects Versions: 3.6.2
> Reporter: Andras Hatvani
> Priority: Major
> Labels: needs-kip, newbie
>
> Currently *every two minutes for every stream thread* statistics will be
> logged on INFO log level.
> {code}
> 2024-04-18T09:18:23.790+02:00 INFO 33178 --- [service] [-StreamThread-1]
> o.a.k.s.p.internals.StreamThread : stream-thread
> [service-149405a3-c7e3-4505-8bbd-c3bff226b115-StreamThread-1] Processed 0
> total records, ran 0 punctuators, and committed 0 total tasks since the last
> update {code}
> This is absolutely unnecessary and even harmful since it fills the logs and
> thus storage space with unwanted and useless data. Otherwise the INFO logs
> are useful and helpful, therefore it's not an option to raise the log level
> to WARN.
> Please make the logProcessingSummary
> * either to a DEBUG level log or
> * make it configurable so that it can be disabled.
> This is the relevant code:
> https://github.com/apache/kafka/blob/aee9724ee15ed539ae73c09cc2c2eda83ae3c864/streams/src/main/java/org/apache/kafka/streams/processor/internals/StreamThread.java#L1073
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