[jira] [Commented] (KYLIN-4646) Kylin on parquet: Merge segment error

[ASF GitHub Bot (Jira)]

    [ 
https://issues.apache.org/jira/browse/KYLIN-4646?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17160986#comment-17160986
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ASF GitHub Bot commented on KYLIN-4646:
---------------------------------------

zhangayqian commented on pull request #1324:
URL: https://github.com/apache/kylin/pull/1324#issuecomment-660859283


   ### Error Info
   - Could not create JVM in merge job step1
   <img width="1016" alt="Snipaste_2020-07-17_17-23-29" 
src="https://user-images.githubusercontent.com/31064237/87911818-cfe8b780-ca9e-11ea-9079-4c2caf9f8478.png";>
   - NoClassDefFoundError in merge job step3
   <img width="1182" alt="NoClassDefFoundError" 
src="https://user-images.githubusercontent.com/31064237/87911851-de36d380-ca9e-11ea-8d37-11391aca4b60.png";>
   ### Test merge after fixed
   <img width="456" alt="Fix" 
src="https://user-images.githubusercontent.com/31064237/87911936-06263700-ca9f-11ea-8f82-3c1e6f9628b4.png";>
   
   


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> Kylin on parquet: Merge segment error
> -------------------------------------
>
>                 Key: KYLIN-4646
>                 URL: https://issues.apache.org/jira/browse/KYLIN-4646
>             Project: Kylin
>          Issue Type: Bug
>          Components: Job Engine
>    Affects Versions: v4.0.0-beta
>            Reporter: Yaqian Zhang
>            Assignee: Yaqian Zhang
>            Priority: Minor
>         Attachments: Snipaste_2020-07-17_17-23-29.png
>
>
> When 'spark.driver.memory' is not set, the value will be auto adjust 
> according to cuboid num, but Merge job is not be set  cuboid num. 
> "spark.driver.memory" will be set to 0 in Merge Job.



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