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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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Kuhu Shukla updated TEZ-3810:
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Attachment: TEZ-3810.002.patch
Adding the counter to the ordered case and rebasing the patch in general.
[~aramesh2], let me know if it is ok to re-assign this JIRA. For now I will
just let the precommit run.
> 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
> Attachments: TEZ-3810-001.patch, TEZ-3810.002.patch
>
>
> A task attempt counter that tracks how much time was spent waiting for
> inputs in the shuffle phase. 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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