[jira] [Work logged] (HIVE-26937) Batch events during incremental replication to avoid O.O.M

Sun, 05 Feb 2023 21:58:05 -0800 


     [ 
https://issues.apache.org/jira/browse/HIVE-26937?focusedWorklogId=843700&page=com.atlassian.jira.plugin.system.issuetabpanels:worklog-tabpanel#worklog-843700
 ]

ASF GitHub Bot logged work on HIVE-26937:
-----------------------------------------

                Author: ASF GitHub Bot
            Created on: 06/Feb/23 05:57
            Start Date: 06/Feb/23 05:57
    Worklog Time Spent: 10m 
      Work Description: sonarcloud[bot] commented on PR #4019:
URL: https://github.com/apache/hive/pull/4019#issuecomment-1418557005

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Issue Time Tracking
-------------------

    Worklog Id:     (was: 843700)
    Time Spent: 20m  (was: 10m)

> Batch events during incremental replication to avoid O.O.M
> ----------------------------------------------------------
>
>                 Key: HIVE-26937
>                 URL: https://issues.apache.org/jira/browse/HIVE-26937
>             Project: Hive
>          Issue Type: Improvement
>          Components: Hive
>            Reporter: Rakshith C
>            Assignee: Rakshith C
>            Priority: Major
>              Labels: pull-request-available
>          Time Spent: 20m
>  Remaining Estimate: 0h
>
> * Currently incremental replication flow of hive dumps all events read from 
> notification logs sequentially in staging directory.
>  * Repl Load loads all the event directories present in staging directory to 
> a list and processes them.
>  * This has caused O.O.M issues when number of events are large.
> Hence introducing batching of events where Repl Dump dumps events in batches 
> and Repl Load processes events batch by batch to avoid O.O.M.



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