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https://issues.apache.org/jira/browse/HIVE-4248?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13637710#comment-13637710
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Hudson commented on HIVE-4248:
------------------------------
Integrated in Hive-trunk-h0.21 #2073 (See
[https://builds.apache.org/job/Hive-trunk-h0.21/2073/])
HIVE-4248 : Implement a memory manager for ORC (Owen Omalley via Ashutosh
Chauhan) (Revision 1470249)
Result = FAILURE
hashutosh :
http://svn.apache.org/viewcvs.cgi/?root=Apache-SVN&view=rev&rev=1470249
Files :
* /hive/trunk/common/src/java/org/apache/hadoop/hive/conf/HiveConf.java
* /hive/trunk/ql/src/java/org/apache/hadoop/hive/ql/io/orc/MemoryManager.java
* /hive/trunk/ql/src/java/org/apache/hadoop/hive/ql/io/orc/OrcFile.java
* /hive/trunk/ql/src/java/org/apache/hadoop/hive/ql/io/orc/OrcOutputFormat.java
* /hive/trunk/ql/src/java/org/apache/hadoop/hive/ql/io/orc/WriterImpl.java
* /hive/trunk/ql/src/test/org/apache/hadoop/hive/ql/io/orc/TestFileDump.java
* /hive/trunk/ql/src/test/org/apache/hadoop/hive/ql/io/orc/TestOrcFile.java
> Implement a memory manager for ORC
> ----------------------------------
>
> Key: HIVE-4248
> URL: https://issues.apache.org/jira/browse/HIVE-4248
> Project: Hive
> Issue Type: New Feature
> Components: Serializers/Deserializers
> Reporter: Owen O'Malley
> Assignee: Owen O'Malley
> Fix For: 0.12.0
>
> Attachments: HIVE-4248.D9993.1.patch, HIVE-4248.D9993.2.patch,
> HIVE-4248.D9993.4.patch
>
>
> With the large default stripe size (256MB) and dynamic partitions, it is
> quite easy for users to run out of memory when writing ORC files. We probably
> need a solution that keeps track of the total number of concurrent ORC
> writers and divides the available heap space between them.
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