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From "Hudson (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (HDFS-7894) Rolling upgrade readiness is not updated in jmx until query command is issued.
Date Fri, 08 May 2015 15:38:00 GMT

    [ https://issues.apache.org/jira/browse/HDFS-7894?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14534727#comment-14534727
] 

Hudson commented on HDFS-7894:
------------------------------

FAILURE: Integrated in Hadoop-trunk-Commit #7775 (See [https://builds.apache.org/job/Hadoop-trunk-Commit/7775/])
HDFS-7894. Rolling upgrade readiness is not updated in jmx until query command is issued.
Contributed by Brahma Reddy Battula. (kihwal: rev 6f622672b62aa8d719060063ef0e47480cdc8655)
* hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/namenode/FSNamesystem.java
* hadoop-hdfs-project/hadoop-hdfs/CHANGES.txt


> Rolling upgrade readiness is not updated in jmx until query command is issued.
> ------------------------------------------------------------------------------
>
>                 Key: HDFS-7894
>                 URL: https://issues.apache.org/jira/browse/HDFS-7894
>             Project: Hadoop HDFS
>          Issue Type: Bug
>            Reporter: Kihwal Lee
>            Assignee: Brahma Reddy Battula
>            Priority: Critical
>              Labels: BB2015-05-TBR
>             Fix For: 2.7.1
>
>         Attachments: HDFS-7894-002.patch, HDFS-7894-003.patch, HDFS-7894.patch
>
>
> When a hdfs rolling upgrade is started and a rollback image is created/uploaded, the
active NN does not update its {{rollingUpgradeInfo}} until it receives a query command via
RPC. This results in inconsistent info being showing up in the web UI and its jmx page.



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