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Posted to issues@tez.apache.org by "Bikas Saha (JIRA)" <ji...@apache.org> on 2014/09/23 00:32:33 UTC
[jira] [Commented] (TEZ-1612) Pig on tez unit test intermittent
hang
[ https://issues.apache.org/jira/browse/TEZ-1612?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14143957#comment-14143957 ]
Bikas Saha commented on TEZ-1612:
---------------------------------
Daniel can you please confirm that this is happening on master? Or 0.5.0. A few hung DAG fixes have been committed by [~rajesh.balamohan] to master.
> 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
>
>
> 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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