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Posted to dev@kafka.apache.org by "David Jacot (Jira)" <ji...@apache.org> on 2021/08/24 10:08:00 UTC

[jira] [Resolved] (KAFKA-13134) Heartbeat Request high lock contention

     [ https://issues.apache.org/jira/browse/KAFKA-13134?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

David Jacot resolved KAFKA-13134.
---------------------------------
    Fix Version/s: 3.1.0
         Reviewer: David Jacot
       Resolution: Fixed

> Heartbeat Request high lock contention
> --------------------------------------
>
>                 Key: KAFKA-13134
>                 URL: https://issues.apache.org/jira/browse/KAFKA-13134
>             Project: Kafka
>          Issue Type: Improvement
>          Components: core
>            Reporter: David Mao
>            Assignee: David Mao
>            Priority: Minor
>             Fix For: 3.1.0
>
>
> On a cluster with high heartbeat rate, a lock profile showed high contention for the GroupMetadata lock.
> We can significantly reduce this by invoking the response callback outside of the group metadata lock.



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