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https://issues.apache.org/jira/browse/HDFS-6787?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14080645#comment-14080645
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Uma Maheswara Rao G commented on HDFS-6787:
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Make sense to me.
+1 patch looks good to me.
Did you verify that inodes cleaned properly by debug points or so? I assume,
yes. Pls comment.
> Remove duplicate code in FSDirectory#unprotectedConcat
> ------------------------------------------------------
>
> Key: HDFS-6787
> URL: https://issues.apache.org/jira/browse/HDFS-6787
> Project: Hadoop HDFS
> Issue Type: Bug
> Components: namenode
> Affects Versions: 3.0.0
> Reporter: Yi Liu
> Assignee: Yi Liu
> Attachments: HDFS-6787.001.patch
>
>
> {code}
> // update inodeMap
> removeFromInodeMap(Arrays.asList(allSrcInodes));
> {code}
> this snippet of code is duplicate, since we already have the logic above it:
> {code}
> for(INodeFile nodeToRemove: allSrcInodes) {
> if(nodeToRemove == null) continue;
>
> nodeToRemove.setBlocks(null);
> trgParent.removeChild(nodeToRemove, trgLatestSnapshot);
> inodeMap.remove(nodeToRemove);
> count++;
> }
> {code}
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