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Posted to issues@flink.apache.org by "Yun Gao (Jira)" <ji...@apache.org> on 2022/04/13 06:28:04 UTC

[jira] [Updated] (FLINK-22235) Document stability concerns of flamegraphs for heavier jobs

     [ https://issues.apache.org/jira/browse/FLINK-22235?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Yun Gao updated FLINK-22235:
----------------------------
    Fix Version/s: 1.16.0

> 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
>            Reporter: Chesnay Schepler
>            Priority: Minor
>              Labels: auto-deprioritized-major
>             Fix For: 1.15.0, 1.16.0
>
>
> 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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