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https://issues.apache.org/jira/browse/HIVE-13240?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15234278#comment-15234278
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Gopal V commented on HIVE-13240:
--------------------------------
Failed tests have NameNode errors
{code}
2016-04-10T00:47:48,456 WARN
[org.apache.hadoop.hdfs.server.namenode.FSNamesystem$NameNodeResourceMonitor@773c7b73[]]:
namenode.NameNodeResourceChecker
(NameNodeResourceChecker.java:isResourceAvailable(89)) - Space available on
volume '/dev/xvde1' is 0, which is below the configured reserved amount
104857600
2016-04-10T00:47:48,456 WARN
[org.apache.hadoop.hdfs.server.namenode.FSNamesystem$NameNodeResourceMonitor@773c7b73[]]:
namenode.FSNamesystem (FSNamesystem.java:run(5159)) - NameNode low on
available disk space. Entering safe mode.
2016-04-10T00:47:48,456 INFO
[org.apache.hadoop.hdfs.server.namenode.FSNamesystem$NameNodeResourceMonitor@773c7b73[]]:
hdfs.StateChange (FSNamesystem.java:reportStatus(6003)) - STATE* Safe mode is
ON.
Resources are low on NN. Please add or free up more resources then turn off
safe mode manually. NOTE: If you turn off safe mode before adding resources,
the NN will immediately return to safe mode. Use "hdfs dfsadmin -safemode
leave" to turn safe mode off.
2016-04-10T00:47:54,612 WARN [LeaseRenewer:hiveptest@localhost:35563[]]:
hdfs.LeaseRenewer (LeaseRenewer.java:run(458)) - Failed to renew lease for
[DFSClient_NONMAPREDUCE_623273627_1] for 30 seconds. Will retry shortly ...
org.apache.hadoop.ipc.RemoteException: Cannot renew lease for
DFSClient_NONMAPREDUCE_623273627_1. Name node is in safe mode.
Resources are low on NN. Please add or free up more resources then turn off
safe mode manually. NOTE: If you turn off safe mode before adding resources,
the NN will immediately return to safe mode. Use "hdfs dfsadmin -safemode
leave" to turn safe mode off.
{code}
> GroupByOperator: Drop the hash aggregates when closing operator
> ---------------------------------------------------------------
>
> Key: HIVE-13240
> URL: https://issues.apache.org/jira/browse/HIVE-13240
> Project: Hive
> Issue Type: Bug
> Components: Query Processor
> Affects Versions: 1.3.0, 1.2.1, 2.0.0
> Reporter: Gopal V
> Assignee: Gopal V
> Attachments: HIVE-13240.03.patch, HIVE-13240.1.patch,
> HIVE-13240.2.patch
>
>
> GroupByOperator holds onto the Hash aggregates accumulated when the plan is
> cached.
> Drop the hashAggregates in case of error during forwarding to the next
> operator.
> Added for PTF, TopN and all GroupBy cases.
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