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https://issues.apache.org/jira/browse/HDFS-13372?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16446537#comment-16446537
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Ajay Kumar commented on HDFS-13372:
-----------------------------------
[~bharatviswa], thanks for working on this. LGTM. 1 suggestion:
* I think RouterRpcServer#expungeReplicaTrash should throw an exception with
message indicating its not implemented. Not doing anything gives false
impression of something working in background.
> New Expunge Replica Trash Client-Namenode-Protocol
> --------------------------------------------------
>
> Key: HDFS-13372
> URL: https://issues.apache.org/jira/browse/HDFS-13372
> Project: Hadoop HDFS
> Issue Type: Sub-task
> Reporter: Bharat Viswanadham
> Assignee: Bharat Viswanadham
> Priority: Major
> Attachments: HDFS-13372-HDFS-12996.00.patch
>
>
> When client issues an expunge replica-trash RPC call to Namenode, the
> Namenode will queue
> a new heartbeat command response - DN_EXPUNGE directing the DataNodes to
> expunge the
> replica-trash.
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