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Posted to issues@flink.apache.org by "Zhu Zhu (Jira)" <ji...@apache.org> on 2022/07/13 15:16:00 UTC

[jira] [Assigned] (FLINK-28138) Add metrics for speculative execution

     [ https://issues.apache.org/jira/browse/FLINK-28138?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Zhu Zhu reassigned FLINK-28138:
-------------------------------

    Assignee: Zhu Zhu

> Add metrics for speculative execution
> -------------------------------------
>
>                 Key: FLINK-28138
>                 URL: https://issues.apache.org/jira/browse/FLINK-28138
>             Project: Flink
>          Issue Type: Sub-task
>          Components: Documentation
>            Reporter: Zhu Zhu
>            Assignee: Zhu Zhu
>            Priority: Major
>             Fix For: 1.16.0
>
>
> Following two metrics will be added to expose job problems and show the effectiveness of speculative execution:
>  # {*}numSlowExecutionVertices{*}: Number of slow execution vertices at the moment.
>  # {*}numEffectiveSpeculativeExecutions{*}: Number of speculative executions which finish before their corresponding original executions finish.



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