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https://issues.apache.org/jira/browse/FLINK-22235?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Weijie Guo updated FLINK-22235:
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Affects Version/s: 2.1.0
> Document stability concerns of flamegraphs for heavier jobs
> -----------------------------------------------------------
>
> Key: FLINK-22235
> URL: https://issues.apache.org/jira/browse/FLINK-22235
> Project: Flink
> Issue Type: Improvement
> Components: Documentation, Runtime / Web Frontend
> Affects Versions: 2.1.0
> Reporter: Chesnay Schepler
> Assignee: Alexander Fedulov
> Priority: Minor
> Labels: auto-deprioritized-major, stale-assigned
> Fix For: 2.0.0
>
>
> The FlameGraph feature added in FLINK-13550 has some known scalability
> issues, because it issues 1 RPC call per subtask. This may put a lot of
> pressure on the RPC system, and as such it should be used with caution for
> heavier jobs until we improved this a bit.
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