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From "Thejas M Nair (JIRA)" <j...@apache.org>
Subject [jira] [Updated] (HIVE-17195) Long chain of tasks created by REPL LOAD shouldn't cause stack corruption.
Date Wed, 16 Aug 2017 18:02:00 GMT

     [ https://issues.apache.org/jira/browse/HIVE-17195?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]

Thejas M Nair updated HIVE-17195:
---------------------------------
    Resolution: Fixed
        Status: Resolved  (was: Patch Available)

Thanks for the patch [~sankarh] and for the review [~anishek]


> Long chain of tasks created by REPL LOAD shouldn't cause stack corruption.
> --------------------------------------------------------------------------
>
>                 Key: HIVE-17195
>                 URL: https://issues.apache.org/jira/browse/HIVE-17195
>             Project: Hive
>          Issue Type: Sub-task
>          Components: HiveServer2, repl
>    Affects Versions: 2.1.0
>            Reporter: Sankar Hariappan
>            Assignee: Sankar Hariappan
>              Labels: DAG, DR, Executor, replication
>             Fix For: 3.0.0
>
>         Attachments: HIVE-17195.01.patch, HIVE-17195.02.patch
>
>
> Currently, long chain REPL LOAD tasks lead to huge recursive calls when try to traverse
the DAG.
> For example, getMRTasks, getTezTasks, getSparkTasks and iterateTasks methods run recursively
to traverse the DAG.
> Need to modify this traversal logic to reduce stack usage.



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