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https://issues.apache.org/jira/browse/HDFS-8664?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14603236#comment-14603236
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Patrick White commented on HDFS-8664:
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interesting, lemme go over those tests.
> Allow wildcards in dfs.datanode.data.dir
> ----------------------------------------
>
> Key: HDFS-8664
> URL: https://issues.apache.org/jira/browse/HDFS-8664
> Project: Hadoop HDFS
> Issue Type: New Feature
> Components: datanode, HDFS
> Affects Versions: 3.0.0
> Reporter: Patrick White
> Assignee: Patrick White
> Attachments: HDFS-8664.001.patch
>
>
> We have many disks per machine (12+) that don't always have the same
> numbering when they come back from provisioning, but they're always in the
> same tree following the same pattern.
> It would greatly reduce our config complexity to be able to specify a
> wildcard for all the data directories.
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