Prasanth Jayachandran created HIVE-13600:
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Summary: LLAP: Web service selector channel thread is getting
completely blocked
Key: HIVE-13600
URL: https://issues.apache.org/jira/browse/HIVE-13600
Project: Hive
Issue Type: Bug
Affects Versions: 2.1.0
Reporter: Prasanth Jayachandran
With pre-emption enabled, 4 executors and with wait queue size of 8. Repeatedly
running tcpds queries 27 and 5 on scale 2 resulted in deadlock.
Not sure about the cause yet. Yourkit profile shows llap web selector channel
thread being blocked. See attached image
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