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https://issues.apache.org/jira/browse/TEZ-1612?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14144281#comment-14144281
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Daniel Dai commented on TEZ-1612:
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Rerun it with master, seems it doesn't hang.
> Pig on tez unit test intermittent hang
> --------------------------------------
>
> Key: TEZ-1612
> URL: https://issues.apache.org/jira/browse/TEZ-1612
> Project: Apache Tez
> Issue Type: Bug
> Affects Versions: 0.5.0
> Reporter: Daniel Dai
> Assignee: Bikas Saha
> Attachments: DAG1.png, syslog_dag_1411413615885_0001_1,
> testfail1.log.tar.gz
>
>
> Several Pig unit tests hang intermittently. For example,
> TestNewPlanImplicitSplit.testImplicitSplitInCoGroup, which is a DAG of 4
> nodes:
> !DAG1.png!
> It uses auto-parallelism, vertex 106 change parallelism from 2->1, and vertex
> 107 from 21->1.
> Log attached.
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