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https://issues.apache.org/jira/browse/TEZ-3810?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Ashwin Ramesh updated TEZ-3810:
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Summary: TezCounter for idle time in shuffle phase (was: A task attempt
counter that tracks how much time was spent waiting for inputs in the shuffle
phase. )
> TezCounter for idle time in shuffle phase
> -----------------------------------------
>
> Key: TEZ-3810
> URL: https://issues.apache.org/jira/browse/TEZ-3810
> Project: Apache Tez
> Issue Type: Improvement
> Reporter: Ashwin Ramesh
>
> We can use this to quickly identify jobs that are wasting a lot of time on
> the grid with idle reducer tasks instead of shuffling/merging.
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