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terrytlu updated KAFKA-19470: ----------------------------- Description: We see that the broker has a performance bottleneck when processing requests in kafka 2.8.2 version. The CPU profiler is as follows: !image-2025-07-04-19-05-51-900.png|width=1734,height=796! seen in KAFKA-15141, the corresponding classes IncrementalFetchContext/DelayedProduce/SessionlessFetchContext have been processed, but I think a better approach should be to optimize the trait Logging, we can introduce a static Map object to cache the duplicate loggers was: We see that the broker has a performance bottleneck when processing requests. The CPU profiler is as follows: !image-2025-07-04-19-05-51-900.png|width=1734,height=796! seen in KAFKA-15141, the corresponding classes IncrementalFetchContext/DelayedProduce/SessionlessFetchContext have been processed, but I think a better approach should be to optimize the trait Logging, we can introduce a static Map object to cache the duplicate loggers > Avoid creating loggers repeatedly to affect the performance of request > processing > --------------------------------------------------------------------------------- > > Key: KAFKA-19470 > URL: https://issues.apache.org/jira/browse/KAFKA-19470 > Project: Kafka > Issue Type: Improvement > Components: core > Affects Versions: 2.8.2 > Reporter: terrytlu > Priority: Major > Attachments: image-2025-07-04-19-05-51-900.png > > > We see that the broker has a performance bottleneck when processing requests > in kafka 2.8.2 version. The CPU profiler is as follows: > !image-2025-07-04-19-05-51-900.png|width=1734,height=796! > seen in KAFKA-15141, the corresponding classes > IncrementalFetchContext/DelayedProduce/SessionlessFetchContext have been > processed, but I think a better approach should be to optimize the trait > Logging, we can introduce a static Map object to cache the duplicate loggers -- This message was sent by Atlassian Jira (v8.20.10#820010)