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Posted to common-issues@hadoop.apache.org by "Edward Capriolo (JIRA)" <ji...@apache.org> on 2015/10/24 17:12:27 UTC

[jira] [Commented] (HADOOP-8227) Allow RPC to limit ephemeral port range.

    [ https://issues.apache.org/jira/browse/HADOOP-8227?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14972638#comment-14972638 ] 

Edward Capriolo commented on HADOOP-8227:
-----------------------------------------

What is the configuration property for the port range and for which component is it set. per jop? at JobTracker level? 

> Allow RPC to limit ephemeral port range.
> ----------------------------------------
>
>                 Key: HADOOP-8227
>                 URL: https://issues.apache.org/jira/browse/HADOOP-8227
>             Project: Hadoop Common
>          Issue Type: Improvement
>    Affects Versions: 0.23.2
>            Reporter: Robert Joseph Evans
>            Assignee: Robert Joseph Evans
>            Priority: Blocker
>             Fix For: 0.23.3, 2.0.2-alpha
>
>         Attachments: HADOOP-8227-trunk.txt, HADOOP-8227-trunk.txt, HADOOP-8227-trunk.txt
>
>
> This is a sub task of MAPREDUCE-4079.  For security reasons we would like to limit the range of ports that are used when some RPC servers select a port.



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