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https://issues.apache.org/jira/browse/FLINK-35215?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17850904#comment-17850904
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Rui Fan commented on FLINK-35215:
---------------------------------
The performance seems already recovered, let me close this JIRA.
!image-2024-05-31-11-22-49-226.png|width=1121,height=389!
> The performance of serializerKryo and serializerKryoWithoutRegistration are
> regressed
> -------------------------------------------------------------------------------------
>
> Key: FLINK-35215
> URL: https://issues.apache.org/jira/browse/FLINK-35215
> Project: Flink
> Issue Type: Bug
> Components: API / Type Serialization System
> Affects Versions: 1.20.0
> Reporter: Rui Fan
> Assignee: Rui Fan
> Priority: Blocker
> Labels: pull-request-available
> Fix For: 1.20.0
>
> Attachments: image-2024-04-25-14-57-55-231.png,
> image-2024-04-25-15-00-32-410.png, image-2024-05-31-11-22-49-226.png
>
>
> The performance of serializerKryo and serializerKryoWithoutRegistration are
> regressed[1][2], I checked recent commits, and found FLINK-34954 changed
> related logic.
>
> [1]
> http://flink-speed.xyz/timeline/#/?exe=1,6,12&ben=serializerKryo&extr=on&quarts=on&equid=off&env=3&revs=200
> [2]
> http://flink-speed.xyz/timeline/#/?exe=1,6,12&ben=serializerKryoWithoutRegistration&extr=on&quarts=on&equid=off&env=3&revs=200
>
>
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