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https://issues.apache.org/jira/browse/FLINK-37435?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17933252#comment-17933252
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Zakelly Lan commented on FLINK-37435:
-------------------------------------
And I managed to reproduce this on my laptop. Here's the flamegraph I took,
hope this helps:
* On master branch commit ef09e171 [^profile-results-after.zip]
* On master branch commit d5ffb88d [^profile-results-before.zip]
> Kryo related perf regression since March 5th
> --------------------------------------------
>
> Key: FLINK-37435
> URL: https://issues.apache.org/jira/browse/FLINK-37435
> Project: Flink
> Issue Type: Bug
> Components: API / Type Serialization System, Benchmarks
> Affects Versions: 2.0.0
> Reporter: Zakelly Lan
> Priority: Major
> Attachments: image-2025-03-07-12-29-54-443.png,
> profile-results-after.zip, profile-results-before.zip
>
>
> Seems a obvious regression across all java version.
> http://flink-speed.xyz/timeline/?exe=6%2C12%2C13&base=&ben=readKryo&env=3&revs=200&equid=off&quarts=on&extr=on
> http://flink-speed.xyz/timeline/?exe=6%2C12%2C13&base=&ben=serializerKryo&env=3&revs=200&equid=off&quarts=on&extr=on
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