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https://issues.apache.org/jira/browse/FLINK-19086?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17187719#comment-17187719
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Roman Khachatryan commented on FLINK-19086:
-------------------------------------------
new host - confirms the issue:
642d4fe48c - "older" but faster commit - see [run
214|http://codespeed.dak8s.net:8080/job/flink-benchmark-request/214/]
{code:java}
globalWindow: 6629.419125,229.649936,ops/ms
sessionWindow: 818.793062,9.702122,ops/ms
slidingWindow: 718.801205,5.159397,ops/ms
tumblingWindow: 3755.088518,44.014276,ops/ms
{code}
278d2a043 - "newer" but slower commit - see [run
215|http://codespeed.dak8s.net:8080/job/flink-benchmark-request/215/]
{code:java}
globalWindow: 5762.352564,99.540663,ops/ms
sessionWindow: 813.267524,6.591522,ops/ms
slidingWindow: 699.681922,14.152090,ops/ms
tumblingWindow: 3521.620899,53.002998,ops/ms
{code}
> Performance regressin 2020-08-28 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
> 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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