[ 
https://issues.apache.org/jira/browse/KAFKA-8802?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16911021#comment-16911021
 ] 

ANURAG SHARMA commented on KAFKA-8802:
--------------------------------------

[~ableegoldman] Just curious if you could share what exactly was the 
performance hit and performance improvement by this PR. 

> 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
>
>
> A significant performance regression was seen between 2.2 and 2.3. For 
> in-memory stores, about half of it was improved by removing the 
> ConcurrentSkipListMap. 



--
This message was sent by Atlassian Jira
(v8.3.2#803003)

Reply via email to