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https://issues.apache.org/jira/browse/HDFS-15509?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17173720#comment-17173720
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Leon Gao commented on HDFS-15509:
---------------------------------
Ah no problem : ) this is not a big deal. Just encountered this during
debugging and there is actually a way to get around with it. There has been
already enough discussion on that ticket.
Anyways thanks for the pointer and response! [~ayushtkn]
> Set safemode should not fail if one of the namenode is down.
> ------------------------------------------------------------
>
> Key: HDFS-15509
> URL: https://issues.apache.org/jira/browse/HDFS-15509
> Project: Hadoop HDFS
> Issue Type: Improvement
> Components: hdfs
> Affects Versions: 3.3.0
> Reporter: Leon Gao
> Assignee: Leon Gao
> Priority: Minor
> Attachments: HDFS-15509.patch
>
>
> When the first namenode (let's say nn0) is down, set safemode command will
> always fail unless users manually update the configuration. This is
> distracting when debugging issues.
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