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Posted to issues@hive.apache.org by "Vineet Garg (JIRA)" <ji...@apache.org> on 2018/04/03 19:23:00 UTC
[jira] [Updated] (HIVE-16897) repl load does not lead to excessive
memory consumption for multiple functions from same binary jar
[ https://issues.apache.org/jira/browse/HIVE-16897?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Vineet Garg updated HIVE-16897:
-------------------------------
Fix Version/s: (was: 3.0.0)
> repl load does not lead to excessive memory consumption for multiple functions from same binary jar
> ----------------------------------------------------------------------------------------------------
>
> Key: HIVE-16897
> URL: https://issues.apache.org/jira/browse/HIVE-16897
> Project: Hive
> Issue Type: Sub-task
> Components: HiveServer2
> Affects Versions: 3.0.0
> Reporter: anishek
> Assignee: anishek
> Priority: Major
>
> as part of function replication we currently keep a separate copy of the binary jar associated with the function ( this should be same on the primary warehouse also since each hdfs jar location given during creation of function will download the resource in a separate resource location thus leading to the same jar being included in class path multiple times)
> this will lead to excessive space used to keep all jars in classpath, solve this by identifying the common binary jar ( using checksum from primary on replica) and not creating multiple copies thus preventing excessive memory usage.
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