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From "Hadoop QA (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (YARN-2314) ContainerManagementProtocolProxy can create thousands of threads for a large cluster
Date Thu, 16 Oct 2014 09:41:35 GMT

    [ https://issues.apache.org/jira/browse/YARN-2314?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14173581#comment-14173581
] 

Hadoop QA commented on YARN-2314:
---------------------------------

{color:red}-1 overall{color}.  Here are the results of testing the latest attachment 
  http://issues.apache.org/jira/secure/attachment/12675252/tez-yarn-2314.xlsx
  against trunk revision 2894433.

    {color:red}-1 patch{color}.  The patch command could not apply the patch.

Console output: https://builds.apache.org/job/PreCommit-YARN-Build/5418//console

This message is automatically generated.

> ContainerManagementProtocolProxy can create thousands of threads for a large cluster
> ------------------------------------------------------------------------------------
>
>                 Key: YARN-2314
>                 URL: https://issues.apache.org/jira/browse/YARN-2314
>             Project: Hadoop YARN
>          Issue Type: Bug
>          Components: client
>    Affects Versions: 2.1.0-beta
>            Reporter: Jason Lowe
>            Assignee: Jason Lowe
>            Priority: Critical
>         Attachments: YARN-2314.patch, YARN-2314v2.patch, disable-cm-proxy-cache.patch,
nmproxycachefix.prototype.patch, tez-yarn-2314.xlsx
>
>
> ContainerManagementProtocolProxy has a cache of NM proxies, and the size of this cache
is configurable.  However the cache can grow far beyond the configured size when running on
a large cluster and blow AM address/container limits.  More details in the first comment.



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