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https://issues.apache.org/jira/browse/HDFS-7894?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14536546#comment-14536546
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Hudson commented on HDFS-7894:
------------------------------
FAILURE: Integrated in Hadoop-Hdfs-trunk #2120 (See
[https://builds.apache.org/job/Hadoop-Hdfs-trunk/2120/])
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/CHANGES.txt
*
hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/namenode/FSNamesystem.java
> 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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