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From "Rui Li (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (HIVE-8373) OOM for a simple query with spark.master=local [Spark Branch]
Date Thu, 22 Dec 2016 07:04:58 GMT

    [ https://issues.apache.org/jira/browse/HIVE-8373?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15769309#comment-15769309
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Rui Li commented on HIVE-8373:
------------------------------

Thanks [~kellyzly] for working on this. Have you verified the OOM is related to perm size?
If so, yes let's document this in our wiki. And I suppose it's only needed for JDK7 right?

> OOM for a simple query with spark.master=local [Spark Branch]
> -------------------------------------------------------------
>
>                 Key: HIVE-8373
>                 URL: https://issues.apache.org/jira/browse/HIVE-8373
>             Project: Hive
>          Issue Type: Bug
>          Components: Spark
>            Reporter: Xuefu Zhang
>            Assignee: liyunzhang_intel
>
> I have a straigh forward query to run in Spark local mode, but get an OOM even though
the data volumn is tiny:
> {code}
> Exception in thread "Spark Context Cleaner" 
> Exception: java.lang.OutOfMemoryError thrown from the UncaughtExceptionHandler in thread
"Spark Context Cleaner"
> Exception in thread "Executor task launch worker-1" 
> Exception: java.lang.OutOfMemoryError thrown from the UncaughtExceptionHandler in thread
"Executor task launch worker-1"
> Exception in thread "Keep-Alive-Timer" 
> Exception: java.lang.OutOfMemoryError thrown from the UncaughtExceptionHandler in thread
"Keep-Alive-Timer"
> Exception in thread "Driver Heartbeater" 
> Exception: java.lang.OutOfMemoryError thrown from the UncaughtExceptionHandler in thread
"Driver Heartbeater"
> {code}
> The query is:
> {code}
> select product_name, avg(item_price) as avg_price from product join item on item.product_pk=product.product_pk
group by product_name order by avg_price;
> {code}



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