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Posted to issues@hive.apache.org by "Prasanth Jayachandran (JIRA)" <ji...@apache.org> on 2017/10/09 18:11:00 UTC

[jira] [Commented] (HIVE-17599) LLAP: Automatically pre-compile all of ORC, Tez & LLAP using Java jaotc

    [ https://issues.apache.org/jira/browse/HIVE-17599?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16197423#comment-16197423 ] 

Prasanth Jayachandran commented on HIVE-17599:
----------------------------------------------

Would be interesting to evaluate jaotc against Class Data Sharing in JDK9.
https://docs.oracle.com/javase/9/vm/class-data-sharing.htm#JSJVM-GUID-7EAA3411-8CF0-4D19-BD05-DF5E1780AA91



> LLAP: Automatically pre-compile all of ORC, Tez & LLAP using Java jaotc
> -----------------------------------------------------------------------
>
>                 Key: HIVE-17599
>                 URL: https://issues.apache.org/jira/browse/HIVE-17599
>             Project: Hive
>          Issue Type: Improvement
>          Components: llap
>    Affects Versions: 3.0.0
>            Reporter: Gopal V
>
> JDK9 adds a pre-compiler for java which can pre-compile JARs into native binaries during deploys to speedup startup and JIT speedups.



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