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https://issues.apache.org/jira/browse/HDFS-9713?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15120939#comment-15120939
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Kai Zheng commented on HDFS-9713:
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Good catch Uma. I thought you're right.
> DataXceiver#copyBlock should return if block is pinned
> ------------------------------------------------------
>
> Key: HDFS-9713
> URL: https://issues.apache.org/jira/browse/HDFS-9713
> Project: Hadoop HDFS
> Issue Type: Bug
> Components: datanode
> Affects Versions: 2.7.2
> Reporter: Uma Maheswara Rao G
> Assignee: Uma Maheswara Rao G
>
> in DataXceiver#copyBlock
> {code}
> if (datanode.data.getPinning(block)) {
> String msg = "Not able to copy block " + block.getBlockId() + " " +
> "to " + peer.getRemoteAddressString() + " because it's pinned ";
> LOG.info(msg);
> sendResponse(ERROR, msg);
> }
> {code}
> I think we should return back instead of proceeding to send block.as we
> already sent ERROR here.
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