Details
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Bug
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Status: Closed
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Major
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Resolution: Duplicate
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None
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None
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None
Description
I was looking into perflog results; and the fact that Driver.run open / close happens on a different thread caught my eye - this might cause real problems since Session.get() will return an entirely different session in the aftermath...most notably there are some lock related calls like: releaseLocks
2018-04-03T08:36:53,488 DEBUG [2c81c6c1-aa6f-4609-8250-5b1a5360a8ba HiveServer2-Handler-Pool: Thread-16242]: log.PerfLogger (PerfLogger.java:PerfLogBegin(132)) - <PERFLOG method=Driver.run from=org.apache.hadoop.hive.ql.Driver> 2018-04-03T08:37:21,791 DEBUG [HiveServer2-Background-Pool: Thread-16247]: log.PerfLogger (PerfLogger.java:PerfLogEnd(172)) - </PERFLOG method=Driver.run start=1522744613488 end=1522744641791 duration=28303 from=org.apache.hadoop.hive.ql.Driver>
Attachments
Issue Links
- is related to
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HIVE-19133 HS2 WebUI phase-wise performance metrics not showing correctly
- Closed