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From "Sankar Hariappan (JIRA)" <j...@apache.org>
Subject [jira] [Updated] (HIVE-21700) Hive incremental load going OOM while adding load task to the leaf nodes of the DAG.
Date Wed, 08 May 2019 04:59:00 GMT

     [ https://issues.apache.org/jira/browse/HIVE-21700?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]

Sankar Hariappan updated HIVE-21700:
------------------------------------
    Summary: Hive incremental load going OOM while adding load task to the leaf nodes of the
DAG.  (was: hive incremental load going OOM while adding load task to the leaf nodes of the
DAG)

> Hive incremental load going OOM while adding load task to the leaf nodes of the DAG.
> ------------------------------------------------------------------------------------
>
>                 Key: HIVE-21700
>                 URL: https://issues.apache.org/jira/browse/HIVE-21700
>             Project: Hive
>          Issue Type: Bug
>          Components: Hive
>    Affects Versions: 4.0.0
>            Reporter: mahesh kumar behera
>            Assignee: mahesh kumar behera
>            Priority: Major
>              Labels: pull-request-available
>             Fix For: 4.0.0
>
>         Attachments: HIVE-21700.01.patch
>
>          Time Spent: 10m
>  Remaining Estimate: 0h
>
> While listing the child nodes to check for leaf node, we need to filter out tasks which
are already added to the children list. If a task is added multiple time to the children list
then it may cause the list to grow exponentially. 



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