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From "Ashutosh Chauhan (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (HIVE-12552) Wrong number of reducer estimation causing job to fail
Date Wed, 23 Mar 2016 12:19:25 GMT

    [ https://issues.apache.org/jira/browse/HIVE-12552?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15208321#comment-15208321
] 

Ashutosh Chauhan commented on HIVE-12552:
-----------------------------------------

+1

> Wrong number of reducer estimation causing job to fail
> ------------------------------------------------------
>
>                 Key: HIVE-12552
>                 URL: https://issues.apache.org/jira/browse/HIVE-12552
>             Project: Hive
>          Issue Type: Bug
>            Reporter: Rajesh Balamohan
>            Assignee: Rajesh Balamohan
>         Attachments: 6_plan.txt, HIVE-12552.1.patch, HIVE-12552.2.patch, HIVE-12552.2.patch,
With_max_partition_0.5_setting.png, with_default_setting.png
>
>
> {noformat}
> ], TaskAttempt 3 failed, info=[Error: Failure while running task: attempt_1448429572030_1812_1_03_000029_3:java.lang.RuntimeException:
java.lang.RuntimeException: Hive Runtime Error while closing operators: java.io.IOException:
Illegal partition for 01 6c 6f 61 6e 20 61 63 63 6f 75 6e 74 00 01 80 1f e1 d7 ff (-1)
> 	at org.apache.hadoop.hive.ql.exec.tez.TezProcessor.initializeAndRunProcessor(TezProcessor.java:195)
> 	at org.apache.hadoop.hive.ql.exec.tez.TezProcessor.run(TezProcessor.java:160)
> 	at org.apache.tez.runtime.LogicalIOProcessorRuntimeTask.run(LogicalIOProcessorRuntimeTask.java:348)
> 	at org.apache.tez.runtime.task.TaskRunner2Callable$1.run(TaskRunner2Callable.java:71)
> 	at org.apache.tez.runtime.task.TaskRunner2Callable$1.run(TaskRunner2Callable.java:60)
> 	at java.security.AccessController.doPrivileged(Native Method)
> 	at javax.security.auth.Subject.doAs(Subject.java:422)
> 	at org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1657)
> 	at org.apache.tez.runtime.task.TaskRunner2Callable.callInternal(TaskRunner2Callable.java:60)
> 	at org.apache.tez.runtime.task.TaskRunner2Callable.callInternal(TaskRunner2Callable.java:35)
> 	at org.apache.tez.common.CallableWithNdc.call(CallableWithNdc.java:36)
> 	at java.util.concurrent.FutureTask.run(FutureTask.java:266)
> 	at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142)
> 	at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617)
> 	at java.lang.Thread.run(Thread.java:745)
> Caused by: java.lang.RuntimeException: Hive Runtime Error while closing operators: java.io.IOException:
Illegal partition for 01 6c 6f 61 6e 20 61 63 63 6f 75 6e 74 00 01 80 1f e1 d7 ff (-1)
> 	at org.apache.hadoop.hive.ql.exec.tez.ReduceRecordProcessor.close(ReduceRecordProcessor.java:341)
> 	at org.apache.hadoop.hive.ql.exec.tez.TezProcessor.initializeAndRunProcessor(TezProcessor.java:186)
> 	... 14 more
> Caused by: org.apache.hadoop.hive.ql.metadata.HiveException: java.io.IOException: Illegal
partition for 01 6c 6f 61 6e 20 61 63 63 6f 75 6e 74 00 01 80 1f e1 d7 ff (-1)
> 	at org.apache.hadoop.hive.ql.exec.ReduceSinkOperator.process(ReduceSinkOperator.java:402)
> 	at org.apache.hadoop.hive.ql.exec.Operator.forward(Operator.java:852)
> 	at org.apache.hadoop.hive.ql.exec.vector.VectorGroupByOperator.writeSingleRow(VectorGroupByOperator.java:904)
> 	at org.apache.hadoop.hive.ql.exec.vector.VectorGroupByOperator.access$400(VectorGroupByOperator.java:59)
> 	at org.apache.hadoop.hive.ql.exec.vector.VectorGroupByOperator$ProcessingModeHashAggregate.flush(VectorGroupByOperator.java:469)
> 	at org.apache.hadoop.hive.ql.exec.vector.VectorGroupByOperator$ProcessingModeHashAggregate.close(VectorGroupByOperator.java:375)
> 	at org.apache.hadoop.hive.ql.exec.vector.VectorGroupByOperator.closeOp(VectorGroupByOperator.java:950)
> 	at org.apache.hadoop.hive.ql.exec.Operator.close(Operator.java:656)
> 	at org.apache.hadoop.hive.ql.exec.Operator.close(Operator.java:670)
> 	at org.apache.hadoop.hive.ql.exec.Operator.close(Operator.java:670)
> 	at org.apache.hadoop.hive.ql.exec.tez.ReduceRecordProcessor.close(ReduceRecordProcessor.java:318)
> 	... 15 more
> Caused by: java.io.IOException: Illegal partition for 01 6c 6f 61 6e 20 61 63 63 6f 75
6e 74 00 01 80 1f e1 d7 ff (-1)
> 	at org.apache.tez.runtime.library.common.sort.impl.PipelinedSorter.collect(PipelinedSorter.java:379)
> 	at org.apache.tez.runtime.library.common.sort.impl.PipelinedSorter.write(PipelinedSorter.java:357)
> 	at org.apache.tez.runtime.library.output.OrderedPartitionedKVOutput$1.write(OrderedPartitionedKVOutput.java:163)
> 	at org.apache.hadoop.hive.ql.exec.tez.TezProcessor$TezKVOutputCollector.collect(TezProcessor.java:232)
> 	at org.apache.hadoop.hive.ql.exec.ReduceSinkOperator.collect(ReduceSinkOperator.java:538)
> 	at org.apache.hadoop.hive.ql.exec.ReduceSinkOperator.process(ReduceSinkOperator.java:385)
> 	... 25 more
> ]], Vertex did not succeed due to OWN_TASK_FAILURE, failedTasks:1 killedTasks:277, Vertex
vertex_1448429572030_1812_1_03 [Reducer 2] killed/failed due to:OWN_TASK_FAILURE]DAG did not
succeed due to VERTEX_FAILURE. failedVertices:1 killedVertices:0
> {noformat}
> Env: master branch.
> Map 1 <- Map 4 (BROADCAST_EDGE)
> Reducer 2 <- Map 1 (CUSTOM_SIMPLE_EDGE), Map 5 (CUSTOM_SIMPLE_EDGE)
> Reducer 3 <- Reducer 2 (SIMPLE_EDGE)
> set hive.tez.max.partition.factor=0.5f;
> This causes "Reducer 3" to have 0 tasks, causing the job to fail after reducer 2. 
> Will attach the plan and screenshot shortly 



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