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https://issues.apache.org/jira/browse/HDFS-16188?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Leon Gao updated HDFS-16188:
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Parent: (was: HDFS-15831)
Issue Type: Improvement (was: Sub-task)
> Router to support resolving monitored namenodes with DNS
> --------------------------------------------------------
>
> Key: HDFS-16188
> URL: https://issues.apache.org/jira/browse/HDFS-16188
> Project: Hadoop HDFS
> Issue Type: Improvement
> Components: rbf
> Reporter: Leon Gao
> Assignee: Leon Gao
> Priority: Minor
>
> We can use a DNS round-robin record to configure list of monitored namenodes,
> so we don't have to reconfigure everything namenode hostname is changed. For
> example, in containerized environment the hostname of namenode/observers can
> change pretty often.
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