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https://issues.apache.org/jira/browse/FLINK-28138?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Zhu Zhu closed FLINK-28138.
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Resolution: Done
Done via
2173b45b570de8ff1507b8e29a884e2449ffea62
19b0a95c30afd9ed65252c49fb00cef882412553
> 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
> Labels: pull-request-available
> 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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