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Posted to issues@hive.apache.org by "Sergey Shelukhin (JIRA)" <ji...@apache.org> on 2018/06/12 18:59:00 UTC
[jira] [Commented] (HIVE-19860) HiveServer2 ObjectInspectorFactory
memory leak with cachedUnionStructObjectInspector
[ https://issues.apache.org/jira/browse/HIVE-19860?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16510036#comment-16510036 ]
Sergey Shelukhin commented on HIVE-19860:
-----------------------------------------
+1 pending tests. cc [~thejas]
> HiveServer2 ObjectInspectorFactory memory leak with cachedUnionStructObjectInspector
> ------------------------------------------------------------------------------------
>
> Key: HIVE-19860
> URL: https://issues.apache.org/jira/browse/HIVE-19860
> Project: Hive
> Issue Type: Bug
> Components: HiveServer2
> Affects Versions: 2.1.0
> Environment: hiveserver2 Interactive with LLAP.
> Reporter: Rajkumar Singh
> Priority: Major
> Attachments: HIVE-19860.patch, Screen Shot 2018-06-11 at 2.01.00 PM.png
>
>
> hiveserver2 is start seeing the memory pressure once the cachedUnionStructObjectInspector start going
> [https://github.com/apache/hive/blob/master/serde/src/java/org/apache/hadoop/hive/serde2/objectinspector/ObjectInspectorFactory.java#L345]
> I did not see any eviction policy for cachedUnionStructObjectInspector, so we should implement some size or time-based eviction policy.
> !Screen Shot 2018-06-11 at 2.01.00 PM.png!
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