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Posted to issues@hive.apache.org by "Denys Kuzmenko (Jira)" <ji...@apache.org> on 2023/06/10 21:14:00 UTC

[jira] [Reopened] (HIVE-27317) Temporary (local) session files cleanup improvements

     [ https://issues.apache.org/jira/browse/HIVE-27317?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Denys Kuzmenko reopened HIVE-27317:
-----------------------------------

> Temporary (local) session files cleanup improvements
> ----------------------------------------------------
>
>                 Key: HIVE-27317
>                 URL: https://issues.apache.org/jira/browse/HIVE-27317
>             Project: Hive
>          Issue Type: Improvement
>    Affects Versions: 3.1.3
>            Reporter: Sercan Tekin
>            Assignee: Sercan Tekin
>            Priority: Major
>              Labels: pull-request-available
>             Fix For: 4.0.0
>
>         Attachments: HIVE-27317.patch
>
>          Time Spent: 1h 10m
>  Remaining Estimate: 0h
>
> When Hive session is killed, no chance for shutdown hook to clean-up tmp files.
> There is a Hive service to clean residual files https://issues.apache.org/jira/browse/HIVE-13429, and later on its execution is scheduled inside HS2 https://issues.apache.org/jira/browse/HIVE-15068 to make sure not to leave any temp file behind. But this service cleans up only HDFS temp files, there are still residual files/dirs in *HiveConf.ConfVars.LOCALSCRATCHDIR* location as follows;
> {code:java}
> > ll /tmp/user/97c4ef50-5e80-480e-a6f0-4f779050852b*
> drwx------ 2 user user 4096 Oct 29 10:09 97c4ef50-5e80-480e-a6f0-4f779050852b
> -rw------- 1 user user    0 Oct 29 10:09 97c4ef50-5e80-480e-a6f0-4f779050852b10571819313894728966.pipeout
> -rw------- 1 user user    0 Oct 29 10:09 97c4ef50-5e80-480e-a6f0-4f779050852b16013956055489853961.pipeout
> -rw------- 1 user user    0 Oct 29 10:09 97c4ef50-5e80-480e-a6f0-4f779050852b4383913570068173450.pipeout
> -rw------- 1 user user    0 Oct 29 10:09 97c4ef50-5e80-480e-a6f0-4f779050852b889740171428672108.pipeout {code}



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