Kafka 3.2.1 performance issue with JDK 11

Hello all, I have a Kafka cluster deployed with version 3.2.1 , JDK 11 and log4j 2.18.0. I built my own Kafka image. One of my Kafka brokers is experiencing CPU issues, and based on the jstack information, it seems that log4j is causing the problem due to its usage of StackWalker. How to solve

Re: Kafka 3.2.1 performance issue with JDK 11

Vic, I found an open JIRA issue that previously reported this problem: https://issues.apache.org/jira/browse/KAFKA-10877 . I believe one workaround is to use log4j 1.x, such as reload4j. Kafka still relies on log4j 1.x until the planned upgrade to log4j 2.x in kafka 4.0 https://issues.apache.org/j

Kraft with ACLs

Hi, Has anyone managed to get a 3 broker setup working with Kraft and ACLs? I’ve tried 3.4.0 as well as earlier 3.X versions but none work. In 3.4.0, I have the problem described here https://github.com/bitnami/containers/issues/23237 Thanks, Sam. -- _This message, including any attac

Re: [VOTE] 3.4.1 RC0

Hi Luke, RC0 for 3.4.1 includes a fix for https://issues.apache.org/jira/browse/KAFKA-14862. We recently discovered that tge fix itself introduces a regression. We have already a PR to fix-forward the regression: https://github.com/apache/kafka/pull/13734 I think we should get the open PR m

Re: [VOTE] 3.4.1 RC0

Hi Matthias, Yes, I agree we should get this hotfix into 3.4.1. I've backported into the 3.4 branch. I'll create a new RC for 3.4.1. Thanks. Luke On Mon, May 22, 2023 at 5:13 AM Matthias J. Sax wrote: > Hi Luke, > > RC0 for 3.4.1 includes a fix for > https://issues.apache.org/jira/browse/KAFKA

Re: Kafka 3.2.1 performance issue with JDK 11

Hi Greg, I found another possible solution that is upgrade JDK from 11 to 17. Do you recommend this solution? Greg Harris 於 2023年5月22日 週一 上午1:59寫道： > Vic, > > I found an open JIRA issue that previously reported this problem: > https://issues.apache.org/jira/browse/KAFKA-10877 . > I believe one

RE: Re: Kafka 3.2.1 performance issue with JDK 11

Hi Greg, I found another possible solution that is upgrade JDK from 11 to 17. Do you recommend this solution? On 2023/05/21 17:58:42 Greg Harris wrote: > Vic, > > I found an open JIRA issue that previously reported this problem: > https://issues.apache.org/jira/browse/KAFKA-10877 . > I believe