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https://issues.apache.org/jira/browse/HDFS-9809?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Chris Douglas resolved HDFS-9809.
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Resolution: Fixed
Hadoop Flags: Reviewed
Fix Version/s: 3.0.0-alpha2
> Abstract implementation-specific details from the datanode
> ----------------------------------------------------------
>
> Key: HDFS-9809
> URL: https://issues.apache.org/jira/browse/HDFS-9809
> Project: Hadoop HDFS
> Issue Type: Task
> Components: datanode, fs
> Reporter: Virajith Jalaparti
> Assignee: Virajith Jalaparti
> Fix For: 3.0.0-alpha2
>
> Attachments: DFSIO_benchmark_HDFS-9809.docx, HDFS-9809.001.patch,
> HDFS-9809.002.patch, HDFS-9809.003.patch, HDFS-9809.004.patch
>
>
> Multiple parts of the Datanode (FsVolumeSpi, ReplicaInfo, FSVolumeImpl etc.)
> implicitly assume that blocks are stored in java.io.File(s) and that volumes
> are divided into directories. We propose to abstract these details, which
> would help in supporting other storages.
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