[jira] [Updated] (MAPREDUCE-2792) [MR-279] Replace IP addresses with hostnames

["Vinod Kumar Vavilapalli (Updated) (JIRA)" <ji...@apache.org>]

     [ https://issues.apache.org/jira/browse/MAPREDUCE-2792?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Vinod Kumar Vavilapalli updated MAPREDUCE-2792:
-----------------------------------------------

    Attachment: MAPREDUCE-2792-20111003.txt

Attaching patch that should fix this.

RPC Client expects the tokens' service-name to be host:port. So not changing that.

Tested this on a single node secure yarn setup with mapreduce jobs.
                
> [MR-279] Replace IP addresses with hostnames
> --------------------------------------------
>
>                 Key: MAPREDUCE-2792
>                 URL: https://issues.apache.org/jira/browse/MAPREDUCE-2792
>             Project: Hadoop Map/Reduce
>          Issue Type: Sub-task
>          Components: mrv2, security
>    Affects Versions: 0.23.0
>            Reporter: Ramya Sunil
>            Assignee: Vinod Kumar Vavilapalli
>            Priority: Blocker
>             Fix For: 0.23.0
>
>         Attachments: MAPREDUCE-2792-20111003.txt
>
>
> Currently, all the logs, UI, CLI have IP addresses of the NM/RM, which are difficult to manage. It will be useful to have hostnames like in 0.20.x for easier debugging and maintenance purpose. 

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