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From "Thejas M Nair (JIRA)" <>
Subject [jira] [Commented] (HIVE-16898) Validation of source file after distcp in repl load
Date Sun, 01 Oct 2017 07:01:24 GMT


Thejas M Nair commented on HIVE-16898:

Please go ahead and commit. If you have any setup issues with commit, let me know, I can do

> Validation of source file after distcp in repl load 
> ----------------------------------------------------
>                 Key: HIVE-16898
>                 URL:
>             Project: Hive
>          Issue Type: Bug
>          Components: HiveServer2
>    Affects Versions: 3.0.0
>            Reporter: anishek
>            Assignee: Sankar Hariappan
>              Labels: pull-request-available
>             Fix For: 3.0.0
>         Attachments: HIVE-16898.1.patch, HIVE-16898.2.patch, HIVE-16898.3.patch, HIVE-16898.4.patch,
HIVE-16898.5.patch, HIVE-16898.6.patch, HIVE-16898.7.patch, HIVE-16898.8.patch
> time between deciding the source and destination path for distcp to invoking of distcp
can have a change of the source file, hence distcp might copy the wrong file to destination,
hence we should an additional check on the checksum of the source file path after distcp finishes
to make sure the path didnot change during the copy process. if it has take additional steps
to delete the previous file on destination and copy the new source and repeat the same process
as above till we copy the correct file. 

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