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https://issues.apache.org/jira/browse/TEZ-3817?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16448840#comment-16448840
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Jason Lowe commented on TEZ-3817:
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+1 lgtm.
> DAGs can hang after more than one uncaught Exception during doTransition.
> -------------------------------------------------------------------------
>
> Key: TEZ-3817
> URL: https://issues.apache.org/jira/browse/TEZ-3817
> Project: Apache Tez
> Issue Type: Bug
> Affects Versions: 0.7.1, 0.9.0
> Reporter: Kuhu Shukla
> Assignee: Kuhu Shukla
> Priority: Major
> Attachments: TEZ-3817.001.patch, TEZ-3817.002.patch,
> TEZ-3817.003.patch, TEZ-3817.004.patch, TEZ-3817.005.patch,
> TEZ-3817.test.patch
>
>
> A Tez DAG can hang in the last "sane" state if the
> statemachine.doTransition() throws a runtime exception more than once. The
> transition for the Error state itself throws an exception, the DAG hangs.
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