[jira] [Commented] (KAFKA-8802) ConcurrentSkipListMap shows performance regression in cache and in-memory store

[Sophie Blee-Goldman (Jira)]

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https://issues.apache.org/jira/browse/KAFKA-8802?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16911663#comment-16911663
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Sophie Blee-Goldman commented on KAFKA-8802:
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Hi [~f2005...@gmail.com], I can't really give an exact number since it depends 
on so many factors.

> ConcurrentSkipListMap shows performance regression in cache and in-memory 
> store
> -------------------------------------------------------------------------------
>
>                 Key: KAFKA-8802
>                 URL: https://issues.apache.org/jira/browse/KAFKA-8802
>             Project: Kafka
>          Issue Type: Bug
>          Components: streams
>    Affects Versions: 2.3.0
>            Reporter: Sophie Blee-Goldman
>            Assignee: Sophie Blee-Goldman
>            Priority: Major
>             Fix For: 2.4.0, 2.3.1
>
>
> The use of ConcurrentSkipListMap in the cache and in-memory stores caused a 
> performance regression in 2.3.0. We should revert back to using TreeMap 



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