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https://issues.apache.org/jira/browse/HDFS-14316?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16778926#comment-16778926
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CR Hota commented on HDFS-14316:
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[~elgoiri] Thanks for your quick comment. Created this HDFS-14322. Wondering
why this optimization isn't present in current Namenode. It always loads secret
manager even if security is turned off.
> RBF: Support unavailable subclusters for mount points with multiple
> destinations
> --------------------------------------------------------------------------------
>
> Key: HDFS-14316
> URL: https://issues.apache.org/jira/browse/HDFS-14316
> Project: Hadoop HDFS
> Issue Type: Sub-task
> Reporter: Íñigo Goiri
> Assignee: Íñigo Goiri
> Priority: Major
> Attachments: HDFS-14316-HDFS-13891.000.patch,
> HDFS-14316-HDFS-13891.001.patch
>
>
> Currently mount points with multiple destinations (e.g., HASH_ALL) fail
> writes when the destination subcluster is down. We need an option to allow
> writing in other subclusters when one is down.
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