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https://issues.apache.org/jira/browse/FLINK-27133?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Matthias Pohl closed FLINK-27133.
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Resolution: Cannot Reproduce
> Performance regression in serializerHeavyString
> -----------------------------------------------
>
> Key: FLINK-27133
> URL: https://issues.apache.org/jira/browse/FLINK-27133
> Project: Flink
> Issue Type: Bug
> Components: API / Type Serialization System, Benchmarks
> Affects Versions: 1.15.0, 1.16.0
> Reporter: Piotr Nowojski
> Assignee: Matthias Pohl
> Priority: Major
> Fix For: 1.15.0, 1.16.0
>
>
> http://codespeed.dak8s.net:8000/timeline/#/?exe=1&ben=serializerHeavyString&extr=on&quarts=on&equid=off&env=2&revs=200
> Suspected range: 5f21d15a09..caa296b813
> {noformat}
> caa296b813b [8 days ago] [FLINK-26957][runtime] Adds invariant to
> LocalDataOutputStream to verify that no operation is allowed on a closed
> stream [Matthias Pohl]
> c50b0706237 [8 days ago] [FLINK-26957][runtime] Removes flush in
> FileSystemJobResultStore [Matthias Pohl]
> 098dc7eca31 [7 days ago] [hotfix] Fixes error in JavaDoc [Matthias Pohl]
> 116f297478f [7 days ago] [hotfix] Fixes typo in
> NonClosingOutputStreamDecorator [Matthias Pohl]
> 74ecbd13cf8 [7 days ago] [hotfix][runtime] Adds write method for consistency
> reasons [Matthias Pohl]
> e031f82528b [5 days ago] [hotfix] Modify spelling error in IOUtils.java
> [lidefu]
> a5a31de5b30 [4 days ago] [FLINK-26368] [kafka] Add setProperty method to
> KafkaSinkBuilder [Gyula Fora]
> b9c874edae8 [4 days ago] [hotfix][metrics][docs] Update documentation
> [Chesnay Schepler]
> 3416b6440ac [6 days ago] [FLINK-27027][ci] Add default log file suffix
> [Chesnay Schepler]
> 0d105ac910d [6 days ago] [FLINK-27027][ci] Prevent creation of empty log
> files [Chesnay Schepler]
> 7ad47230f22 [4 days ago] [FLINK-27026][build] Upgrade checkstyle plugin
> [Chesnay Schepler]
> db8522cfddb [4 days ago] [FLINK-27034][gcp][tests] Use testcontainers
> [Chesnay Schepler]
> 0097b5a6fae [3 weeks ago] [FLINK-26712][table-planner] Metadata keys should
> not conflict with physical columns [Timo Walther]
> 26aa543b3bb [3 months ago] [FLINK-25907][runtime][security] Add pluggable
> delegation token manager [gabor.g.somogyi]
> cda343349f5 [7 days ago] [FLINK-26987][runtime] Fixes getAllAndLock livelock
> [Matthias Pohl]
> {noformat}
> I've run a benchmark request before FLINK-26957 and it suggests that it is
> indeed the cause for this regression:
> http://codespeed.dak8s.net:8080/job/flink-benchmark-request/77/artifact/jmh-result.csv/*view*/
> CC [~mapohl]
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