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From "Feng Yuan (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (YARN-6277) Nodemanager heap memory leak
Date Thu, 06 Apr 2017 14:57:41 GMT

    [ https://issues.apache.org/jira/browse/YARN-6277?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15959044#comment-15959044
] 

Feng Yuan commented on YARN-6277:
---------------------------------

[~haibochen],our setting is default value(cache the filesystem objects),
so them will be contained in a Map.So lead to memory leak.

> Nodemanager heap memory leak
> ----------------------------
>
>                 Key: YARN-6277
>                 URL: https://issues.apache.org/jira/browse/YARN-6277
>             Project: Hadoop YARN
>          Issue Type: Bug
>          Components: nodemanager
>    Affects Versions: 2.7.3, 2.8.1, 3.0.0-alpha2
>            Reporter: Feng Yuan
>            Assignee: Feng Yuan
>         Attachments: YARN-6277.branch-2.8.001.patch
>
>
> Because LocalDirHandlerService@LocalDirAllocator`s mechanism,they will create massive
LocalFileSystem.So lead to heap leak.



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