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https://issues.apache.org/jira/browse/HDFS-3548?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13407889#comment-13407889
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Hadoop QA commented on HDFS-3548:
---------------------------------
-1 overall. Here are the results of testing the latest attachment
http://issues.apache.org/jira/secure/attachment/12535289/HDFS-3548.002.patch
against trunk revision .
+1 @author. The patch does not contain any @author tags.
+1 tests included. The patch appears to include 3 new or modified test
files.
-1 patch. The patch command could not apply the patch.
Console output: https://builds.apache.org/job/PreCommit-HDFS-Build/2749//console
This message is automatically generated.
> NamenodeFsck.copyBlock fails to create a Block Reader
> -----------------------------------------------------
>
> Key: HDFS-3548
> URL: https://issues.apache.org/jira/browse/HDFS-3548
> Project: Hadoop HDFS
> Issue Type: Bug
> Components: name-node
> Affects Versions: 0.23.1, 2.0.0-alpha
> Reporter: Todd Lipcon
> Assignee: Colin Patrick McCabe
> Priority: Critical
> Attachments: HDFS-3548.001.patch, HDFS-3548.002.patch
>
>
> NamenodeFsck.copyBlock creates a Socket using {{new Socket()}}, and thus that
> socket doesn't have an associated Channel. Then, it fails to create a
> BlockReader since RemoteBlockReader2 needs a socket channel.
> (thanks to Hiroshi Yokoi for reporting)
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