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Posted to issues@orc.apache.org by "David Morin (JIRA)" <ji...@apache.org> on 2019/02/13 01:03:00 UTC

[jira] [Commented] (ORC-361) org.apache.orc.impl.MemoryManagerImpl : Owner thread expected Thread[main,5,main], got Thread[pool-15-thread-1,5,main]

    [ https://issues.apache.org/jira/browse/ORC-361?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16766625#comment-16766625 ] 

David Morin commented on ORC-361:
---------------------------------

Any update concerning this issue ?

I'm currently facing to this problem from Flink when I use a parallelism > 1

>  org.apache.orc.impl.MemoryManagerImpl    : Owner thread expected Thread[main,5,main], got Thread[pool-15-thread-1,5,main]
> --------------------------------------------------------------------------------------------------------------------------
>
>                 Key: ORC-361
>                 URL: https://issues.apache.org/jira/browse/ORC-361
>             Project: ORC
>          Issue Type: Bug
>          Components: Java
>    Affects Versions: 1.4.3
>            Reporter: wxmimperio
>            Priority: Major
>
> When I use java api to write data to orc file,like this :
> {color:#FF0000} org.apache.orc.impl.MemoryManagerImpl : Owner thread expected Thread[main,5,main], got Thread[pool-15-thread-1,5,main]{color}
> I have one  OrcFile.createWriter,but use multi-threaded to writer.addRowBatch(batch); 
>  I see the code, notice MemoryManagerImpl is not thread safe
>  {color:#59afe1}so,How I can write orc file by multi-threaded?{color}



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