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From "Andrew Wang (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (HADOOP-11113) Namenode not able to reconnect to KMS after KMS restart
Date Tue, 30 Sep 2014 23:45:34 GMT

    [ https://issues.apache.org/jira/browse/HADOOP-11113?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14154029#comment-14154029

Andrew Wang commented on HADOOP-11113:

Yup looks good! Thanks Arun, +1 will commit shortly.

> Namenode not able to reconnect to KMS after KMS restart
> -------------------------------------------------------
>                 Key: HADOOP-11113
>                 URL: https://issues.apache.org/jira/browse/HADOOP-11113
>             Project: Hadoop Common
>          Issue Type: Bug
>          Components: security
>            Reporter: Arun Suresh
>            Assignee: Arun Suresh
>         Attachments: HADOOP-11113.1.patch, HADOOP-11113.2.patch, HADOOP-11113.3.patch
> It is observed that if KMS is restarted without the Namenode being restarted, NN will
not be able to reconnect with KMS.
> It seems that the KMS auth cookie goes stale and it does not get flushed, so the KMSClient
in the NN cannot reconnect with the new KMS.

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