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Posted to dev@hive.apache.org by "Ashutosh Chauhan (JIRA)" <ji...@apache.org> on 2013/06/07 03:38:20 UTC

[jira] [Resolved] (HIVE-4665) error at VectorExecMapper.close in group-by-agg query over ORC, vectorized

     [ https://issues.apache.org/jira/browse/HIVE-4665?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Ashutosh Chauhan resolved HIVE-4665.
------------------------------------

       Resolution: Fixed
    Fix Version/s: vectorization-branch

Committed to branch. Thanks, Jitendra!
                
> error at VectorExecMapper.close in group-by-agg query over ORC, vectorized
> --------------------------------------------------------------------------
>
>                 Key: HIVE-4665
>                 URL: https://issues.apache.org/jira/browse/HIVE-4665
>             Project: Hive
>          Issue Type: Sub-task
>          Components: Query Processor
>    Affects Versions: vectorization-branch
>            Reporter: Eric Hanson
>            Assignee: Jitendra Nath Pandey
>             Fix For: vectorization-branch
>
>         Attachments: HIVE-4665.1.patch, HIVE-4665.2.patch
>
>
> CREATE EXTERNAL TABLE FactSqlEngineAM4712( dAppVersionBuild int, dAppVersionBuildUNMAPPED32449 int, dAppVersionMajor int, dAppVersionMinor32447 int, dAverageCols23083 int, dDatabaseSize23090 int, dDate string, dIsInternalMSFT16431 int, dLockEscalationDisabled23323 int, dLockEscalationEnabled23324 int, dMachineID int, dNumberTables23008 int, dNumCompressionPagePartitions23088 int, dNumCompressionRowPartitions23089 int, dNumIndexFragmentation23084 int, dNumPartitionedTables23098 int, dNumPartitions23099 int, dNumTablesClusterIndex23010 int, dNumTablesHeap23100 int, dSessionType5618 int, dSqlEdition8213 int, dTempDbSize23103 int, mNumColumnStoreIndexesVar48171 bigint, mOccurrences int, mRowFlag int) ROW FORMAT DELIMITED FIELDS TERMINATED BY '\t' LOCATION '/user/ehans/SQM'; 
> create table FactSqlEngineAM_vec_ORC ROW FORMAT SERDE 'org.apache.hadoop.hive.ql.io.orc.OrcSerde' stored as INPUTFORMAT 'org.apache.hadoop.hive.ql.io.orc.CommonOrcInputFormat' OUTPUTFORMAT 'org.apache.hadoop.hive.ql.io.orc.OrcOutputFormat' AS select * from FactSqlEngineAM4712;
> hive> select ddate, max(dnumbertables23008) from factsqlengineam_vec_orc group by ddate;
> Total MapReduce jobs = 1
> Launching Job 1 out of 1
> Number of reduce tasks not specified. Estimated from input data size: 3
> In order to change the average load for a reducer (in bytes):
>   set hive.exec.reducers.bytes.per.reducer=<number>
> In order to limit the maximum number of reducers:
>   set hive.exec.reducers.max=<number>
> In order to set a constant number of reducers:
>   set mapred.reduce.tasks=<number>
> Validating if vectorized execution is applicable
> Going down the vectorization path
> java.lang.InstantiationException: org.apache.hadoop.hive.serde2.objectinspector.StandardStructObjectInspector
> Continuing ...
> java.lang.RuntimeException: failed to evaluate: <unbound>=Class.new();
> Continuing ...
> java.lang.InstantiationException: org.apache.hadoop.hive.ql.exec.vector.VectorGroupByOperator
> Continuing ...
> java.lang.Exception: XMLEncoder: discarding statement ArrayList.add(VectorGroupByOperator);
> Continuing ...
> Starting Job = job_201306041757_0016, Tracking URL = http://localhost:50030/jobdetails.jsp?jobid=job_201306041757_0016
> Kill Command = c:\Hadoop\hadoop-1.1.0-SNAPSHOT\bin\hadoop.cmd job  -kill job_201306041757_0016
> Hadoop job information for Stage-1: number of mappers: 8; number of reducers: 3
> 2013-06-05 10:03:06,022 Stage-1 map = 0%,  reduce = 0%
> 2013-06-05 10:03:51,142 Stage-1 map = 100%,  reduce = 100%
> Ended Job = job_201306041757_0016 with errors
> Error during job, obtaining debugging information...
> Job Tracking URL: http://localhost:50030/jobdetails.jsp?jobid=job_201306041757_0016
> Examining task ID: task_201306041757_0016_m_000009 (and more) from job job_201306041757_0016
> Task with the most failures(4):
> -----
> Task ID:
>   task_201306041757_0016_m_000000
> URL:
>   http://localhost:50030/taskdetails.jsp?jobid=job_201306041757_0016&tipid=task_201306041757_0016_m_000000
> -----
> Diagnostic Messages for this Task:
> java.lang.RuntimeException: Hive Runtime Error while closing operators
>         at org.apache.hadoop.hive.ql.exec.vector.VectorExecMapper.close(VectorExecMapper.java:229)
>         at org.apache.hadoop.mapred.MapRunner.run(MapRunner.java:57)
>         at org.apache.hadoop.mapred.MapTask.runOldMapper(MapTask.java:436)
>         at org.apache.hadoop.mapred.MapTask.run(MapTask.java:372)
>         at org.apache.hadoop.mapred.Child$4.run(Child.java:271)
>         at java.security.AccessController.doPrivileged(Native Method)
>         at javax.security.auth.Subject.doAs(Subject.java:396)
>         at org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1135)
>         at org.apache.hadoop.mapred.Child.main(Child.java:265)
> Caused by: java.lang.ClassCastException: org.apache.hadoop.io.BytesWritable cannot be cast to org.apache.hadoop.io.Text
>         at org.apache.hadoop.hive.serde2.objectinspector.primitive.WritableStringObjectInspector.getPrimitiveWritableObject(Writable
> StringObjectInspector.java:40)
>         at org.apache.hadoop.hive.serde2.objectinspector.ObjectInspectorUtils.hashCode(ObjectInspectorUtils.java:481)
>         at org.apache.hadoop.hive.ql.exec.ReduceSinkOperator.processOp(ReduceSinkOperator.java:235)
>         at org.apache.hadoop.hive.ql.exec.Operator.process(Operator.java:502)
>         at org.apache.hadoop.hive.ql.exec.Operator.forward(Operator.java:832)
>         at org.apache.hadoop.hive.ql.exec.vector.VectorGroupByOperator.closeOp(VectorGroupByOperator.java:253)
>         at org.apache.hadoop.hive.ql.exec.Operator.close(Operator.java:588)
>         at org.apache.hadoop.hive.ql.exec.Operator.close(Operator.java:597)
>         at org.apache.hadoop.hive.ql.exec.Operator.close(Operator.java:597)
>         at org.apache.hadoop.hive.ql.exec.Operator.close(Operator.java:597)
>         at org.apache.hadoop.hive.ql.exec.vector.VectorExecMapper.close(VectorExecMapper.java:196)
>         ... 8 more
> FAILED: Execution Error, return code 2 from org.apache.hadoop.hive.ql.exec.MapRedTask
> MapReduce Jobs Launched:
> Job 0: Map: 8  Reduce: 3   HDFS Read: 0 HDFS Write: 0 FAIL
> Total MapReduce CPU Time Spent: 0 msec
> hive>

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