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https://issues.apache.org/jira/browse/HDFS-6708?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15424101#comment-15424101
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Pieter Reuse commented on HDFS-6708:
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Hi [~arpitagarwal], we found this ticket while looking at
[HDFS-9806|https://issues.apache.org/jira/browse/HDFS-9806]. It looks like this
ticket should be implemented for block replicas on external storages. Did you
have a chance to look at this?
> StorageType should be encoded in the block token
> ------------------------------------------------
>
> Key: HDFS-6708
> URL: https://issues.apache.org/jira/browse/HDFS-6708
> Project: Hadoop HDFS
> Issue Type: Sub-task
> Components: datanode, namenode
> Affects Versions: 2.4.1
> Reporter: Arpit Agarwal
> Assignee: Arpit Agarwal
>
> HDFS-6702 is adding support for file creation based on StorageType.
> The block token is used as a tamper-proof channel for communicating block
> parameters from the NN to the DN during block creation. The StorageType
> should be included in this block token.
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