Steven Yu created HIVE-7393:
-------------------------------
Summary: Tez jobs sometimes fail with NPE processing input splits
Key: HIVE-7393
URL: https://issues.apache.org/jira/browse/HIVE-7393
Project: Hive
Issue Type: Bug
Components: Tez
Affects Versions: 0.13.0
Reporter: Steven Yu
Input files are either ORC or RC format. Only occurs on occasion - if the
query is repeated it is likely to complete successfully.
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2014-07-11 15:31:45,367 INFO [InputInitializer [Map 3] #0]
org.apache.hadoop.mapred.split.TezMapredSplitsGrouper: Grouping splits in Tez
2014-07-11 15:31:45,367 INFO [InputInitializer [Map 3] #0]
org.apache.hadoop.mapred.split.TezMapredSplitsGrouper: Desired splits: 408 too
large. Desired splitLength: 614866 Min splitLength: 16777216 New desired
splits: 15 Total length: 250865685 Original splits: 13
2014-07-11 15:31:45,367 INFO [InputInitializer [Map 3] #0]
org.apache.hadoop.mapred.split.TezMapredSplitsGrouper: Using original number of
splits: 13 desired splits: 15
2014-07-11 15:31:45,381 INFO [AsyncDispatcher event handler]
org.apache.tez.dag.history.HistoryEventHandler:
[HISTORY][DAG:dag_1405114778353_0004_1][Event:VERTEX_INITIALIZED]:
vertexName=Reducer 4, vertexId=vertex_1405114778353_0004_1_09,
initRequestedTime=1405117905313, initedTime=1405117905381, numTasks=999,
processorName=org.apache.hadoop.hive.ql.exec.tez.ReduceTezProcessor,
additionalInputsCount=0
2014-07-11 15:31:45,381 INFO [AsyncDispatcher event handler]
org.apache.tez.dag.app.dag.impl.VertexImpl: vertex_1405114778353_0004_1_09
[Reducer 4] transitioned from NEW to INITED due to event V_INIT
2014-07-11 15:31:45,383 ERROR [AsyncDispatcher event handler]
org.apache.tez.dag.app.dag.impl.VertexImpl: Vertex Input: csb initializer failed
java.lang.NullPointerException
at
org.apache.hadoop.hive.ql.io.HiveInputFormat.addSplitsForGroup(HiveInputFormat.java:275)
at
org.apache.hadoop.hive.ql.io.HiveInputFormat.getSplits(HiveInputFormat.java:372)
at
org.apache.hadoop.mapred.split.TezGroupedSplitsInputFormat.getSplits(TezGroupedSplitsInputFormat.java:68)
at
org.apache.tez.mapreduce.hadoop.MRHelpers.generateOldSplits(MRHelpers.java:263)
at
org.apache.tez.mapreduce.common.MRInputAMSplitGenerator.initialize(MRInputAMSplitGenerator.java:139)
at
org.apache.tez.dag.app.dag.RootInputInitializerRunner$InputInitializerCallable$1.run(RootInputInitializerRunner.java:154)
at
org.apache.tez.dag.app.dag.RootInputInitializerRunner$InputInitializerCallable$1.run(RootInputInitializerRunner.java:146)
at java.security.AccessController.doPrivileged(Native Method)
at javax.security.auth.Subject.doAs(Subject.java:415)
at
org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1557)
at
org.apache.tez.dag.app.dag.RootInputInitializerRunner$InputInitializerCallable.call(RootInputInitializerRunner.java:146)
at
org.apache.tez.dag.app.dag.RootInputInitializerRunner$InputInitializerCallable.call(RootInputInitializerRunner.java:114)
at java.util.concurrent.FutureTask.run(FutureTask.java:262)
at
java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1145)
at
java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615)
at java.lang.Thread.run(Thread.java:744)
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