Hue 3.11.0
Hive: apache-hive-2.1.1
the hs2 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)
code in TezSessionPoolManager :
if (doAsEnabled !=
session.getConf().getBoolVar(HiveConf.ConfVars.HIVE_SERVER2_ENABLE_DOAS))
it seems that the session got from threadlocal has not been opened yet, So the
session.getConf() returns null.
Am i right？What may the root cause?
