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https://issues.apache.org/jira/browse/YARN-2805?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14199186#comment-14199186
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Vinod Kumar Vavilapalli commented on YARN-2805:
-----------------------------------------------

The patch looks good to me, +1.

Thanks for the report on the tests. Will check this in when Jenkins says okay.

> RM2 in HA setup tries to login using the RM1's kerberos principal
> -----------------------------------------------------------------
>
>                 Key: YARN-2805
>                 URL: https://issues.apache.org/jira/browse/YARN-2805
>             Project: Hadoop YARN
>          Issue Type: Bug
>          Components: resourcemanager
>    Affects Versions: 2.6.0
>            Reporter: Arpit Gupta
>            Assignee: Wangda Tan
>            Priority: Blocker
>         Attachments: YARN-2805.1.patch
>
>
> {code}
> 2014-11-04 08:41:08,705 INFO  resourcemanager.ResourceManager 
> (SignalLogger.java:register(91)) - registered UNIX signal handlers for [TERM, 
> HUP, INT]
> 2014-11-04 08:41:10,636 INFO  service.AbstractService 
> (AbstractService.java:noteFailure(272)) - Service ResourceManager failed in 
> state INITED; cause: org.apache.hadoop.yarn.exceptions.YarnRuntimeException: 
> Failed to login
> org.apache.hadoop.yarn.exceptions.YarnRuntimeException: Failed to login
>       at 
> org.apache.hadoop.yarn.server.resourcemanager.ResourceManager.serviceInit(ResourceManager.java:211)
>       at 
> org.apache.hadoop.service.AbstractService.init(AbstractService.java:163)
>       at 
> org.apache.hadoop.yarn.server.resourcemanager.ResourceManager.main(ResourceManager.java:1229)
> Caused by: java.io.IOException: Login failure for rm/i...@example.com from 
> keytab /etc/security/keytabs/rm.service.keytab: 
> javax.security.auth.login.LoginException: Unable to obtain password from user
>       at 
> org.apache.hadoop.security.UserGroupInformation.loginUserFromKeytab(UserGroupInformation.java:935)
> {code}



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