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From "Hadoop QA (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (HDFS-8435) createNonRecursive support needed in WebHdfsFileSystem to support HBase
Date Tue, 18 Aug 2015 21:32:46 GMT

    [ https://issues.apache.org/jira/browse/HDFS-8435?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14702023#comment-14702023
] 

Hadoop QA commented on HDFS-8435:
---------------------------------

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| (x) *{color:red}-1 overall{color}* |
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|| Vote || Subsystem || Runtime || Comment ||
| {color:red}-1{color} | pre-patch |   5m  1s | trunk compilation may be broken. |
| {color:green}+1{color} | @author |   0m  0s | The patch does not contain any @author tags.
|
| {color:green}+1{color} | tests included |   0m  0s | The patch appears to include 2 new
or modified test files. |
| {color:red}-1{color} | javac |   0m 10s | The patch appears to cause the build to fail.
|
\\
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|| Subsystem || Report/Notes ||
| Patch URL | http://issues.apache.org/jira/secure/attachment/12751080/HDFS-8435.005.patch
|
| Optional Tests | javadoc javac unit findbugs checkstyle site |
| git revision | trunk / 71aedfa |
| Console output | https://builds.apache.org/job/PreCommit-HDFS-Build/12027/console |


This message was automatically generated.

> createNonRecursive support needed in WebHdfsFileSystem to support HBase
> -----------------------------------------------------------------------
>
>                 Key: HDFS-8435
>                 URL: https://issues.apache.org/jira/browse/HDFS-8435
>             Project: Hadoop HDFS
>          Issue Type: Improvement
>          Components: webhdfs
>    Affects Versions: 2.6.0
>            Reporter: Vinoth Sathappan
>            Assignee: Jakob Homan
>         Attachments: HDFS-8435-branch-2.7.001.patch, HDFS-8435.001.patch, HDFS-8435.002.patch,
HDFS-8435.003.patch, HDFS-8435.004.patch, HDFS-8435.005.patch
>
>
> The WebHdfsFileSystem implementation doesn't support createNonRecursive. HBase extensively
depends on that for proper functioning. Currently, when the region servers are started over
web hdfs, they crash due with -
> createNonRecursive unsupported for this filesystem class org.apache.hadoop.hdfs.web.SWebHdfsFileSystem
>                 at org.apache.hadoop.fs.FileSystem.createNonRecursive(FileSystem.java:1137)
>                 at org.apache.hadoop.fs.FileSystem.createNonRecursive(FileSystem.java:1112)
>                 at org.apache.hadoop.fs.FileSystem.createNonRecursive(FileSystem.java:1088)
>                 at org.apache.hadoop.hbase.regionserver.wal.ProtobufLogWriter.init(ProtobufLogWriter.java:85)
>                 at org.apache.hadoop.hbase.regionserver.wal.HLogFactory.createWriter(HLogFactory.java:198)



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