Details
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Type: Bug
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Status: Open
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Priority: Major
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Resolution: Unresolved
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Affects Version/s: CDH 5.4.2
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Fix Version/s: None
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Component/s: Hive
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Labels:
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Environment:CentOS 6.6, Java 7
Description
In my testing of CDH 5.4.2, I've run into the bug documented (and fixed) in https://issues.apache.org/jira/browse/HIVE-9665 which was introduced in Hive 0.14.0 with HIVE-8042
The workaround, disabling hive.exec.parallel for all jobs is unfortunately unsatisfactory as many of our Hive jobs run significantly faster with that setting enabled.
I do not know if this bug affects any other releases of CDH.