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From "Thejas M Nair (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (HIVE-7623) hive partition rename fails if filesystem cache is disabled
Date Tue, 28 Oct 2014 06:41:34 GMT

    [ https://issues.apache.org/jira/browse/HIVE-7623?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14186466#comment-14186466
] 

Thejas M Nair commented on HIVE-7623:
-------------------------------------

Committed to 0.14 branch as well.


> hive partition rename fails if filesystem cache is disabled
> -----------------------------------------------------------
>
>                 Key: HIVE-7623
>                 URL: https://issues.apache.org/jira/browse/HIVE-7623
>             Project: Hive
>          Issue Type: Bug
>          Components: Metastore
>    Affects Versions: 0.13.0, 0.13.1
>            Reporter: agate
>            Assignee: Navis
>             Fix For: 0.14.0
>
>         Attachments: HIVE-7623.1.patch.txt
>
>
> Seems to be similar issue https://issues.apache.org/jira/browse/HIVE-3815 when calling
alterPartition (when renaming partitions)
> Setting fs.hdfs.impl.disable.cache=false  and  fs.file.impl.disable.cache=falseworks
around this problem
> Error:
> =====
> 2014-08-05 21:46:14,522 ERROR [pool-3-thread-1]: metastore.RetryingHMSHandler (RetryingHMSHandler.java:invoke(143))
- InvalidOperationException(message:table new location hdfs://hadoop-namenode:8020/user/hive/warehouse/sample_logs/XX=AA/YY=123
is on a different file system than the old location hdfs://hadoop-namenode:8020/user/hive/warehouse/sample_logs/XX=AA/YY=456.
This operation is not supported)
> at org.apache.hadoop.hive.metastore.HiveAlterHandler.alterPartition(HiveAlterHandler.java:361)
> at org.apache.hadoop.hive.metastore.HiveMetaStore$HMSHandler.rename_partition(HiveMetaStore.java:2629)
> at org.apache.hadoop.hive.metastore.HiveMetaStore$HMSHandler.rename_partition(HiveMetaStore.java:2602)
> at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
> at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)
> at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
> at java.lang.reflect.Method.invoke(Method.java:622)
> at org.apache.hadoop.hive.metastore.RetryingHMSHandler.invoke(RetryingHMSHandler.java:105)
> at com.sun.proxy.$Proxy5.rename_partition(Unknown Source)
> at org.apache.hadoop.hive.metastore.api.ThriftHiveMetastore$Processor$rename_partition.getResult(ThriftHiveMetastore.java:9057)
> at org.apache.hadoop.hive.metastore.api.ThriftHiveMetastore$Processor$rename_partition.getResult(ThriftHiveMetastore.java:9041)
> at org.apache.thrift.ProcessFunction.process(ProcessFunction.java:39)
> at org.apache.hadoop.hive.metastore.TUGIBasedProcessor$1.run(TUGIBasedProcessor.java:110)
> at org.apache.hadoop.hive.metastore.TUGIBasedProcessor$1.run(TUGIBasedProcessor.java:107)
> at java.security.AccessController.doPrivileged(Native Method)
> at javax.security.auth.Subject.doAs(Subject.java:416)
> at org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1190)
> Looking at the code apache-hive-0.13.1-src/metastore/src/java/org/apache/hadoop/hive/metastore/HiveAlterHandler.java
on line 361 see that its using != to compare filesystem objects 
> // check that src and dest are on the same file system
>           if (srcFs != destFs) {
>             throw new InvalidOperationException("table new location " + destPath
>               + " is on a different file system than the old location "
>               + srcPath + ". This operation is not supported");
>           }



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