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Posted to dev@pig.apache.org by "Daniel Dai (JIRA)" <ji...@apache.org> on 2015/04/16 09:31:58 UTC

[jira] [Commented] (PIG-4505) [Pig on Tez] Auto adjust AM memory can hit OOM with 3.5GXmx

    [ https://issues.apache.org/jira/browse/PIG-4505?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14497670#comment-14497670 ] 

Daniel Dai commented on PIG-4505:
---------------------------------

+1

> [Pig on Tez] Auto adjust AM memory can hit OOM with 3.5GXmx
> -----------------------------------------------------------
>
>                 Key: PIG-4505
>                 URL: https://issues.apache.org/jira/browse/PIG-4505
>             Project: Pig
>          Issue Type: Bug
>            Reporter: Rohini Palaniswamy
>            Assignee: Rohini Palaniswamy
>             Fix For: 0.15.0
>
>         Attachments: PIG-4505-1.patch
>
>
>   If the cluster is big and can launch many containers, Tez can try to create more threads to talk to the nodes and that can cause java.lang.OutOfMemoryError: unable to create new native thread as there is only 512MB of native memory (4GB limit due to 32-bit jvm) to create threads. 



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