[jira] [Created] (TEZ-3203) DAG hangs when one of the upstream vertices has zero tasks

[Jason Lowe (JIRA)]

Jason Lowe created TEZ-3203:
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 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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Changes:

[sree] TEZ-3201. Tez-UI build broken (sree)

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Running org.apache.tez.hadoop.shim.TestHadoop25_26_27ShimProvider
Tests run: 4, Failures: 0, Errors: 0, Skipped: 0, Time elapsed: 0.22 sec

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Tests run: 4, Failures: 0, Errors: 0, Skipped: 0

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