Hi,
Here is a strange error with hive under Tez. I am using hive-0.13.0 and
tez-0.5-snapshot
I can run Hive job under tez without UDF used.
I can run MR job under tez.
but there is hive job NPE under tez with UDF used.
java.lang.NullPointerException
at
org.apache.hadoop.hive.ql.exec.FileSinkOperator.createBucketFiles(FileSinkOperator.java:456)
at
org.apache.hadoop.hive.ql.exec.FileSinkOperator.closeOp(FileSinkOperator.java:837)
at org.apache.hadoop.hive.ql.exec.Operator.close(Operator.java:577)
at org.apache.hadoop.hive.ql.exec.Operator.close(Operator.java:588)
at org.apache.hadoop.hive.ql.exec.Operator.close(Operator.java:588)
at org.apache.hadoop.hive.ql.exec.Operator.close(Operator.java:588)
at org.apache.hadoop.hive.ql.exec.Operator.close(Operator.java:588)
at
org.apache.hadoop.hive.ql.exec.tez.MapRecordProcessor.close(MapRecordProcessor.java:210)
at
org.apache.hadoop.hive.ql.exec.tez.TezProcessor.run(TezProcessor.java:173)
at
org.apache.tez.runtime.LogicalIOProcessorRuntimeTask.run(LogicalIOProcessorRuntimeTask.java:307)
at
org.apache.tez.runtime.task.TezTaskRunner$TaskRunnerCallable$1.run(TezTaskRunner.java:181)
at
org.apache.tez.runtime.task.TezTaskRunner$TaskRunnerCallable$1.run(TezTaskRunner.java:173)
at java.security.AccessController.doPrivileged(Native Method)
at javax.security.auth.Subject.doAs(Subject.java:415)
at
org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1565)
at
org.apache.tez.runtime.task.TezTaskRunner$TaskRunnerCallable.call(TezTaskRunner.java:173)
at
org.apache.tez.runtime.task.TezTaskRunner$TaskRunnerCallable.call(TezTaskRunner.java:168)
at java.util.concurrent.FutureTask.run(FutureTask.java:262)
at
java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1145)
at
java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615)
at java.lang.Thread.run(Thread.java:744)
Anybody know how to fix it? Thanks.
