Qingsheng Ren created FLINK-31573:
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Summary: Nexmark performance drops in 1.17 compared with 1.13
Key: FLINK-31573
URL: https://issues.apache.org/jira/browse/FLINK-31573
Project: Flink
Issue Type: Bug
Components: Runtime / Checkpointing
Affects Versions: 1.17.0
Reporter: Qingsheng Ren
The case was originally
[reported|https://lists.apache.org/thread/n4x2xgcr2kb8vcbby7c6gwb22n0thwhz] in
the voting thread of 1.17.0 RC3.
Compared to Flink 1.13, the performance of Nexmark in 1.17.0 RC3 drops ~8% in
query 18. Some details could be found in the [mailing
list|https://lists.apache.org/thread/n4x2xgcr2kb8vcbby7c6gwb22n0thwhz].
A further investigation showed that with configuration
{{execution.checkpointing.checkpoints-after-tasks-finish.enabled}} set to
false, the performance of 1.17 is better than 1.16.
A fully comparison of Nexmark result between 1.16 and 1.17 is ongoing.
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