Daniel Dai created TEZ-1612:
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Summary: 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
Several Pig unit tests hang intermittently. For example,
TestNewPlanImplicitSplit.testImplicitSplitInCoGroup, which is a DAG of 4 nodes:
!DAG1.png!
It uses auto-parallelism, vertex 50 change parallelism from 2->1, and vertex 52
from 21->1.
Log attached.
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