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https://issues.apache.org/jira/browse/HDFS-16761?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Stephen O'Donnell updated HDFS-16761:
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Fix Version/s: 3.4.0
> Namenode UI for Datanodes page not loading if any data node is down
> -------------------------------------------------------------------
>
> Key: HDFS-16761
> URL: https://issues.apache.org/jira/browse/HDFS-16761
> Project: Hadoop HDFS
> Issue Type: Bug
> Affects Versions: 3.2.2
> Reporter: Krishna Reddy
> Assignee: Zita Dombi
> Priority: Major
> Labels: pull-request-available
> Fix For: 3.4.0
>
>
> Steps to reproduce:
> - Install the hadoop components and add 3 datanodes
> - Enable namenode HA
> - Open Namenode UI and check datanode page
> - check all datanodes will display
> - Now make one datanode down
> - wait for 10 minutes time as heartbeat expires
> - Refresh namenode page and check
>
> Actual Result: It is showing error message "NameNode is still loading.
> Redirecting to the Startup Progress page."
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