Krishna Reddy created HDFS-16761:
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             Summary: 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
             Fix For: 3.2.2


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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