[
https://issues.apache.org/jira/browse/HIVE-13998?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15326219#comment-15326219
]
Qiuzhuang Lian commented on HIVE-13998:
---------------------------------------
it seems that here piece of code needs to double-checking:
public Properties toProperties() {
Properties props = new Properties();
props.putAll(this);
return props;
}
> CompactorMR for ORC ACID throws NPE
> -----------------------------------
>
> Key: HIVE-13998
> URL: https://issues.apache.org/jira/browse/HIVE-13998
> Project: Hive
> Issue Type: Bug
> Components: ORC
> Affects Versions: 1.2.1
> Environment: Hadoop 2.6.2+Hive 1.2.1
> Reporter: Qiuzhuang Lian
>
> When job CompactorMR is running, we see NPE stack as follows,
> 2016-06-12 14:20:34,463 INFO [Thread-51]
> org.apache.hadoop.mapreduce.v2.app.rm.RMContainerAllocator: Added
> attempt_1464322345445_83343_m_000003_1 to list of failed maps
> 2016-06-12 14:20:34,597 INFO [IPC Server handler 7 on 40704]
> org.apache.hadoop.mapred.TaskAttemptListenerImpl: Progress of TaskAttempt
> attempt_1464322345445_83343_m_000002_0 is : 0.0
> 2016-06-12 14:20:34,599 FATAL [IPC Server handler 12 on 40704]
> org.apache.hadoop.mapred.TaskAttemptListenerImpl: Task:
> attempt_1464322345445_83343_m_000002_0 - exited :
> java.lang.NullPointerException
> at java.util.Hashtable.put(Hashtable.java:514)
> at java.util.Hashtable.putAll(Hashtable.java:587)
> at
> org.apache.hadoop.hive.ql.txn.compactor.CompactorMR$StringableMap.toProperties(CompactorMR.java:608)
> at
> org.apache.hadoop.hive.ql.txn.compactor.CompactorMR$CompactorMap.getWriter(CompactorMR.java:541)
> at
> org.apache.hadoop.hive.ql.txn.compactor.CompactorMR$CompactorMap.map(CompactorMR.java:517)
> at
> org.apache.hadoop.hive.ql.txn.compactor.CompactorMR$CompactorMap.map(CompactorMR.java:491)
> at org.apache.hadoop.mapred.MapRunner.run(MapRunner.java:54)
> at org.apache.hadoop.mapred.MapTask.runOldMapper(MapTask.java:450)
> at org.apache.hadoop.mapred.MapTask.run(MapTask.java:343)
> at org.apache.hadoop.mapred.YarnChild$2.run(YarnChild.java:163)
> at java.security.AccessController.doPrivileged(Native Method)
> at javax.security.auth.Subject.doAs(Subject.java:415)
> at
> org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1656)
> at org.apache.hadoop.mapred.YarnChild.main(YarnChild.java:158)
> 2016-06-12 14:20:34,599 INFO [IPC Server handler 12 on 40704]
> org.apache.hadoop.mapred.TaskAttemptListenerImpl: Diagnostics report from
> attempt_1464322345445_83343_m_000002_0: Error: java.lang.NullPointerException
> at java.util.Hashtable.put(Hashtable.java:514)
> at java.util.Hashtable.putAll(Hashtable.java:587)
> at
> org.apache.hadoop.hive.ql.txn.compactor.CompactorMR$StringableMap.toProperties(CompactorMR.java:608)
> at
> org.apache.hadoop.hive.ql.txn.compactor.CompactorMR$CompactorMap.getWriter(CompactorMR.java:541)
> at
> org.apache.hadoop.hive.ql.txn.compactor.CompactorMR$CompactorMap.map(CompactorMR.java:517)
> at
> org.apache.hadoop.hive.ql.txn.compactor.CompactorMR$CompactorMap.map(CompactorMR.java:491)
> at org.apache.hadoop.mapred.MapRunner.run(MapRunner.java:54)
> at org.apache.hadoop.mapred.MapTask.runOldMapper(MapTask.java:450)
> at org.apache.hadoop.mapred.MapTask.run(MapTask.java:343)
> at org.apache.hadoop.mapred.YarnChild$2.run(YarnChild.java:163)
> at java.security.AccessController.doPrivileged(Native Method)
> at javax.security.auth.Subject.doAs(Subject.java:415)
> at
> org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1656)
> at org.apache.hadoop.mapred.YarnChild.main(YarnChild.java:158)
> 2016-06-12 14:20:34,599 INFO [AsyncDispatcher event handler]
> org.apache.hadoop.mapreduce.v2.app.job.impl.TaskAttemptImpl: Diagnostics
> report from attempt_1464322345445_83343_m_000002_0: Error:
> java.lang.NullPointerException
> at java.util.Hashtable.put(Hashtable.java:514)
> at java.util.Hashtable.putAll(Hashtable.java:587)
> at
> org.apache.hadoop.hive.ql.txn.compactor.CompactorMR$StringableMap.toProperties(CompactorMR.java:608)
> at
> org.apache.hadoop.hive.ql.txn.compactor.CompactorMR$CompactorMap.getWriter(CompactorMR.java:541)
> at
> org.apache.hadoop.hive.ql.txn.compactor.CompactorMR$CompactorMap.map(CompactorMR.java:517)
> at
> org.apache.hadoop.hive.ql.txn.compactor.CompactorMR$CompactorMap.map(CompactorMR.java:491)
> at org.apache.hadoop.mapred.MapRunner.run(MapRunner.java:54)
> at org.apache.hadoop.mapred.MapTask.runOldMapper(MapTask.java:450)
> at org.apache.hadoop.mapred.MapTask.run(MapTask.java:343)
> at org.apache.hadoop.mapred.YarnChild$2.run(YarnChild.java:163)
> 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:1656)
> at org.apache.hadoop.mapred.YarnChild.main(YarnChild.java:158)
--
This message was sent by Atlassian JIRA
(v6.3.4#6332)
