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https://issues.apache.org/jira/browse/SPARK-12650?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15084497#comment-15084497
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Saisai Shao commented on SPARK-12650:
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[~vines], what is your meaning of "SparkSubmit does not Xmx itself at all", 
what do you mean by "itself", client, or driver? Can't be worked with 
{{spark.driver.memory}}?

For the yarn-client mode, driver is not managed by YARN, it is a local JVM 
process managed by yourself, so {{spark.driver.memory}} control the memory size 
of this process, the memory of AM is controlled by {{spark.yarn.am.memory}}.

I'm not exactly know what actual your problem it is, can you elaborate it, like 
Spark version, your configurations...

> No means to specify Xmx settings for SparkSubmit in yarn-cluster mode
> ---------------------------------------------------------------------
>
>                 Key: SPARK-12650
>                 URL: https://issues.apache.org/jira/browse/SPARK-12650
>             Project: Spark
>          Issue Type: Bug
>    Affects Versions: 1.5.2
>         Environment: Hadoop 2.6.0
>            Reporter: John Vines
>
> Background-
> I have an app master designed to do some work and then launch a spark job.
> Issue-
> If I use yarn-cluster, then the SparkSubmit does not Xmx itself at all, 
> leading to the jvm taking a default heap which is relatively large. This 
> causes a large amount of vmem to be taken, so that it is killed by yarn. This 
> can be worked around by disabling Yarn's vmem check, but that is a hack.
> If I run it in yarn-client mode, it's fine as long as my container has enough 
> space for the driver, which is manageable. But I feel that the utter lack of 
> Xmx settings for what I believe is a very small jvm is a problem.
> I believe this was introduced with the fix for SPARK-3884



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