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https://issues.apache.org/jira/browse/FLINK-9960?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16556059#comment-16556059
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Julio Biason commented on FLINK-9960:
-------------------------------------

Just to add: I tried to configure high-availability.storageDir to have the list 
of servers in the format 
"hdfs://namenode1:8020;namenode2:8020/flink/jobmanager", following the example 
used for journal configuration in Hadoop itself and it didn't work.

> JobManager can't failover to hdfs with multiple namenodes
> ---------------------------------------------------------
>
>                 Key: FLINK-9960
>                 URL: https://issues.apache.org/jira/browse/FLINK-9960
>             Project: Flink
>          Issue Type: Bug
>          Components: JobManager
>    Affects Versions: 1.4.0
>            Reporter: Julio Biason
>            Priority: Major
>
> When Hadoop/HDFS is running in HA mode, there may be more than one namenode 
> running: One active and another standby.
> If, for whatever reasons, the server configured in 
> high-availability.storageDir is currently in standby mode (e.g., Hadoop 
> failed over the other namenode), the JobManager will refuse to start because 
> it can't contact hdfs – in this case, it should have a list of servers (up to 
> 2) and, in case of a failure to connect, go to the next one.



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