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Posted to issues@flink.apache.org by "Andrey Zagrebin (Jira)" <ji...@apache.org> on 2020/11/06 13:06:00 UTC

[jira] [Closed] (FLINK-9960) JobManager can't failover to hdfs with multiple namenodes

     [ https://issues.apache.org/jira/browse/FLINK-9960?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Andrey Zagrebin closed FLINK-9960.
----------------------------------
    Resolution: Duplicate

duplicates FLINK-10130

> 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: Runtime / Coordination
>    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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