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From "Jason Lowe (JIRA)" <j...@apache.org>
Subject [jira] [Created] (TEZ-3203) DAG hangs when one of the upstream vertices has zero tasks
Date Thu, 07 Apr 2016 20:35:25 GMT
Jason Lowe created TEZ-3203:
-------------------------------

             Summary: DAG hangs when one of the upstream vertices has zero tasks
                 Key: TEZ-3203
                 URL: https://issues.apache.org/jira/browse/TEZ-3203
             Project: Apache Tez
          Issue Type: Bug
    Affects Versions: 0.7.0
            Reporter: Jason Lowe
            Priority: Critical


A DAG hangs during execution if it has a vertex with multiple inputs and one of those upstream
vertices has zero tasks and is using ShuffleVertexManager.



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