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Posted to dev@hive.apache.org by "Bruce Nelson (JIRA)" <ji...@apache.org> on 2013/06/04 04:11:20 UTC
[jira] [Created] (HIVE-4650) Getting Execution Error, return code 2
from org.apache.hadoop.hive.ql.exec.MapRedTask on auto convert to MapJoin
after upgrade to Hive-0.11.0.x from hive-0.10.0.x
Bruce Nelson created HIVE-4650:
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Summary: Getting Execution Error, return code 2 from org.apache.hadoop.hive.ql.exec.MapRedTask on auto convert to MapJoin after upgrade to Hive-0.11.0.x from hive-0.10.0.x
Key: HIVE-4650
URL: https://issues.apache.org/jira/browse/HIVE-4650
Project: Hive
Issue Type: Bug
Components: Query Processor
Affects Versions: 0.11.0
Environment: HortonWorks 1.3 distro on x86_64 Centos 6
Reporter: Bruce Nelson
working from a simple table in Hive
hive> desc cmnt
> ;
OK
x1 int None
x2 int None
x3 int None
x4 int None
y double None
hive> select * from cmnt;
OK
7 26 6 60 78.5
1 29 15 52 74.3
11 56 8 20 104.3
11 31 8 47 87.6
7 52 6 33 95.9
11 55 9 22 109.2
3 71 17 6 102.7
1 31 22 44 72.5
2 54 18 22 93.1
21 47 4 26 115.9
1 40 23 34 83.8
11 66 9 12 113.3
10 68 8 12 109.4
A query that joins and transforms against this table :
select * from (select VAL001 x1,VAL002 x2,VAL003 x3,VAL004 x4,VAL005 y from ( select /*+ mapjoin(v2) */ (VAL001- mu1) * 1/(sd1) VAL001,(VAL002- mu2) * 1/(sd2) VAL002,(VAL003- mu3) * 1/(sd3) VAL003,(VAL004- mu4) * 1/(sd4) VAL004,(VAL005- mu5) * 1/(sd5) VAL005 from ( select * from ( select x1 VAL001,x2 VAL002,x3 VAL003,x4 VAL004,y VAL005 from cmnt ) obj1_3 ) v3 join (select count(*) c, avg(VAL001) mu1,avg(VAL002) mu2,avg(VAL003) mu3,avg(VAL004) mu4,avg(VAL005) mu5, stddev_pop(VAL001) sd1,stddev_pop(VAL002) sd2,stddev_pop(VAL003) sd3,stddev_pop(VAL004) sd4,stddev_pop(VAL005) sd5 from ( select * from ( select x1 VAL001,x2 VAL002,x3 VAL003,x4 VAL004,y VAL005 from cmnt ) obj1_3 ) v1) v2 ) obj1_7) obj1_6 ;
Generates during Stage-3 :
setting HADOOP_USER_NAME test
Execution log at: /tmp/test/.log
2013-06-03 12:40:55 Starting to launch local task to process map join; maximum memory = 1065484288
2013-06-03 12:40:56 Processing rows: 1 Hashtable size: 1 Memory usage: 7175528 rate: 0.007
2013-06-03 12:40:56 Dump the hashtable into file: file:/tmp/test/hive_2013-06-03_00-40-21_708_6820064283161196136/-local-10003/HashTable-Stage-3/MapJoin-mapfile00--.hashtable
2013-06-03 12:40:56 Upload 1 File to: file:/tmp/test/hive_2013-06-03_00-40-21_708_6820064283161196136/-local-10003/HashTable-Stage-3/MapJoin-mapfile00--.hashtable File size: 334
2013-06-03 12:40:56 End of local task; Time Taken: 0.726 sec.
Execution completed successfully
Mapred Local Task Succeeded . Convert the Join into MapJoin
Mapred Local Task Succeeded . Convert the Join into MapJoin
Launching Job 2 out of 2
Number of reduce tasks is set to 0 since there's no reduce operator
Starting Job = job_201306022123_0045, Tracking URL = http://sun1vm3:50030/jobdetails.jsp?jobid=job_201306022123_0045
Kill Command = /usr/lib/hadoop/libexec/../bin/hadoop job -kill job_201306022123_0045
Hadoop job information for Stage-3: number of mappers: 1; number of reducers: 0
2013-06-03 00:41:05,895 Stage-3 map = 0%, reduce = 0%
2013-06-03 00:41:40,687 Stage-3 map = 100%, reduce = 100%
Ended Job = job_201306022123_0045 with errors
Error during job, obtaining debugging information...
Job Tracking URL: http://sun1vm3:50030/jobdetails.jsp?jobid=job_201306022123_0045
Examining task ID: task_201306022123_0045_m_000002 (and more) from job job_201306022123_0045
Task with the most failures(4):
-----
Task ID:
task_201306022123_0045_m_000000
URL:
http://sun1vm3:50030/taskdetails.jsp?jobid=job_201306022123_0045&tipid=task_201306022123_0045_m_000000
-----
Diagnostic Messages for this Task:
java.lang.RuntimeException: org.apache.hadoop.hive.ql.metadata.HiveException: java.lang.NullPointerException
at org.apache.hadoop.hive.ql.exec.ExecMapper.map(ExecMapper.java:162)
at org.apache.hadoop.mapred.MapRunner.run(MapRunner.java:50)
at org.apache.hadoop.mapred.MapTask.runOldMapper(MapTask.java:429)
at org.apache.hadoop.mapred.MapTask.run(MapTask.java:365)
at org.apache.hadoop.mapred.Child$4.run(Child.java:255)
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:1232)
at org.apache.hadoop.mapred.Child.main(Child.java:249)
Caused by: org.apache.hadoop.hive.ql.metadata.HiveException: java.lang.NullPointerException
at org.apache.hadoop.hive.ql.exec.MapJoinOperator.loadHashTable(MapJoinOperator.java:198)
at org.apache.hadoop.hive.ql.exec.MapJoinOperator.cleanUpInputFileChangedOp(MapJoinOperator.java:212)
at org.apache.hadoop.hive.ql.exec.Operator.cleanUpInputFileChanged(Operator.java:1377)
at org.apache.hadoop.hive.ql.exec.Operator.cleanUpInputFileChanged(Operator.java:1381)
at org.apache.hadoop.hive.ql.exec.Operator.cleanUpInputFileChanged(Operator.java:1381)
at org.apache.hadoop.hive.ql.exec.MapOperator.process(MapOperator.java:611)
at org.apache.hadoop.hive.ql.exec.ExecMapper.map(ExecMapper.java:144)
... 8 more
Caused by: java.lang.NullPointerException
at org.apache.hadoop.hive.ql.exec.MapJoinOperator.loadHashTable(MapJoinOperator.java:186)
... 14 more
FAILED: Execution Error, return code 2 from org.apache.hadoop.hive.ql.exec.MapRedTask
If "hive.auto.convert.join = false" is set then the all the query stages work OK. The same scenario worked OK in Hive-0.10.0.x and Hive-0.9.x with MapJoin working.
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