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Posted to hdfs-issues@hadoop.apache.org by "Ewan Higgs (JIRA)" <ji...@apache.org> on 2017/10/20 07:46:00 UTC
[jira] [Commented] (HDFS-9810) Allow support for more than one
block replica per datanode
[ https://issues.apache.org/jira/browse/HDFS-9810?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16212300#comment-16212300 ]
Ewan Higgs commented on HDFS-9810:
----------------------------------
This should be fixed by HDFS-12685.
> Allow support for more than one block replica per datanode
> ----------------------------------------------------------
>
> Key: HDFS-9810
> URL: https://issues.apache.org/jira/browse/HDFS-9810
> Project: Hadoop HDFS
> Issue Type: Task
> Components: datanode
> Reporter: Virajith Jalaparti
>
> Datanodes report and store only one replica of each block. It should be possible to store multiple replicas among its different configured storage types, particularly to support non-durable media and remote storage.
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