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https://issues.apache.org/jira/browse/FLINK-19086?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17189946#comment-17189946
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Piotr Nowojski commented on FLINK-19086:
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I'm +1 for trying to revert it. Especially that the I couldn't find the
performance improvement of FLINK-19052 on the hetzner machine:
http://codespeed.dak8s.net:8000/timeline/?ben=serializerPojo&env=2
> Performance regression 2020-08-27 in globalWindow benchmark
> -----------------------------------------------------------
>
> Key: FLINK-19086
> URL: https://issues.apache.org/jira/browse/FLINK-19086
> Project: Flink
> Issue Type: Bug
> Components: Benchmarks, Runtime / Task
> Affects Versions: 1.12.0
> Reporter: Roman Khachatryan
> Assignee: Roman Khachatryan
> Priority: Major
> Labels: pull-request-available
> Attachments: Screenshot_2020-08-28_09-58-31.png
>
>
> [http://codespeed.dak8s.net:8000/timeline/?ben=globalWindow&env=2]
> [http://codespeed.dak8s.net:8000/timeline/#/?exe=1,3&ben=tumblingWindow&env=2&revs=200&equid=off&quarts=on&extr=on]
>
> The results started to decrease 2 days before decomissioning of an old
> jenkins node.
> The other tests, however, were stable.
>
> cc: [~pnowojski]
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