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https://issues.apache.org/jira/browse/FLINK-15000?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16988573#comment-16988573
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fa zheng edited comment on FLINK-15000 at 12/11/19 10:27 AM:
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It mainly caused by loading all metrics once in nz-select, in this case, there
are 63599 metrics in total. It is not suitable to load all metrics once, it
will lead a performance problem. I think the metrics should be paginate and
nz-select load metric by pagination.
[~vthinkxie]
I try to fix it by adding (nzScrollToBottom)="loadMore()" and it works,
was (Author: faaronzheng):
It mainly caused by loading all metrics once in nz-select, in this case, there
are 63599 metrics in total. It is not suitable to load all metrics once, it
will lead a performance problem. I think the metrics should be paginate and
nz-select load metric by pagination.
[~vthinkxie]
> Flink WebUI Metrics is very slow in large parallelism
> -----------------------------------------------------
>
> Key: FLINK-15000
> URL: https://issues.apache.org/jira/browse/FLINK-15000
> Project: Flink
> Issue Type: Improvement
> Components: Runtime / Metrics
> Affects Versions: 1.9.0
> Reporter: fa zheng
> Priority: Major
> Fix For: 1.11.0
>
>
> metrics in web ui are very slow when parallelism is huge. It's hard to add
> metric and choose one metric. I run carTopSpeedWindowingExample with command
> {code:java}
> //代码占位符
> flink run -m yarn-cluster -p 1200 examples/streaming/TopSpeedWindowing.jar
> {code}
>
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