[jira] [Comment Edited] (YARN-6277) Nodemanager heap memory leak

["Haibo Chen (JIRA)" <ji...@apache.org>]

    [ https://issues.apache.org/jira/browse/YARN-6277?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15961013#comment-15961013 ] 

Haibo Chen edited comment on YARN-6277 at 4/7/17 4:01 PM:
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[~Feng Yuan] If cached is enabled, there shouldn't be massive LocalFileSystem instances, unless I am missing something.  For a given key, LocalFileSystem.NAME in this case, there is going to be just one instance in the cache.


was (Author: haibochen):
[~Feng Yuan] If cached is enabled, there shouldn't be massive LocalFileSystem instances, unless I am missing something

> 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
>            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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