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From "Zhihua Deng (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (HIVE-16114) NullPointerException in TezSessionPoolManager when getting the session
Date Mon, 06 Mar 2017 03:09:32 GMT

    [ https://issues.apache.org/jira/browse/HIVE-16114?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15896677#comment-15896677
] 

Zhihua Deng commented on HIVE-16114:
------------------------------------

the corresponding HiveServer2 stack:
2017-03-02T10:50:31,986 ERROR [HiveServer2-Background-Pool: Thread-982] exec.Task: Failed
to execute tez graph.
java.lang.NullPointerException
   at org.apache.hadoop.hive.ql.exec.tez.TezSessionPoolManager.canWorkWithSameSession(TezSessionPoolManager.java:430)
   at org.apache.hadoop.hive.ql.exec.tez.TezSessionPoolManager.getSession(TezSessionPoolManager.java:451)
   at org.apache.hadoop.hive.ql.exec.tez.TezSessionPoolManager.getSession(TezSessionPoolManager.java:396)
   at org.apache.hadoop.hive.ql.exec.tez.TezTask.execute(TezTask.java:134)
   at org.apache.hadoop.hive.ql.exec.Task.executeTask(Task.java:197)
   at org.apache.hadoop.hive.ql.exec.TaskRunner.runSequential(TaskRunner.java:100)
   at org.apache.hadoop.hive.ql.Driver.launchTask(Driver.java:2073)
   at org.apache.hadoop.hive.ql.Driver.execute(Driver.java:1744)
   at org.apache.hadoop.hive.ql.Driver.runInternal(Driver.java:1453)
   at org.apache.hadoop.hive.ql.Driver.run(Driver.java:1171)
   at org.apache.hadoop.hive.ql.Driver.run(Driver.java:1166)
   at org.apache.hive.service.cli.operation.SQLOperation.runQuery(SQLOperation.java:242)
   at org.apache.hive.service.cli.operation.SQLOperation.access$800(SQLOperation.java:91)
   at org.apache.hive.service.cli.operation.SQLOperation$BackgroundWork$1.run(SQLOperation.java:334)
   at java.security.AccessController.doPrivileged(Native Method)
   at javax.security.auth.Subject.doAs(Subject.java:422)
   at org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1660)
   at org.apache.hive.service.cli.operation.SQLOperation$BackgroundWork.run(SQLOperation.java:347)
   at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
   at java.util.concurrent.FutureTask.run(FutureTask.java:266)
   at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142)
   at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617)
   at java.lang.Thread.run(Thread.java:745)

> NullPointerException in TezSessionPoolManager when getting the session
> ----------------------------------------------------------------------
>
>                 Key: HIVE-16114
>                 URL: https://issues.apache.org/jira/browse/HIVE-16114
>             Project: Hive
>          Issue Type: Bug
>          Components: HiveServer2
>            Reporter: Zhihua Deng
>            Priority: Minor
>
> hive version: apache-hive-2.1.1 
> we use hue(3.11.0) connecting to the HiveServer2.  when hue starts up, it works with
no problems, a few hours passed, when we use the same sql, an exception about unable to initialize
TezTask will come into being.



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