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From "Hadoop QA (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (HDFS-8698) Add "-direct" flag option for fs copy so that user can choose not to create "._COPYING_" file
Date Thu, 03 Sep 2015 13:47:46 GMT

    [ https://issues.apache.org/jira/browse/HDFS-8698?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14729060#comment-14729060
] 

Hadoop QA commented on HDFS-8698:
---------------------------------

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| (x) *{color:red}-1 overall{color}* |
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|| Vote || Subsystem || Runtime || Comment ||
| {color:blue}0{color} | pre-patch |  16m 52s | Pre-patch trunk compilation is healthy. |
| {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 1 new
or modified test files. |
| {color:green}+1{color} | javac |   7m 41s | There were no new javac warning messages. |
| {color:green}+1{color} | javadoc |   9m 53s | There were no new javadoc warning messages.
|
| {color:green}+1{color} | release audit |   0m 23s | The applied patch does not increase
the total number of release audit warnings. |
| {color:red}-1{color} | checkstyle |   1m  5s | The applied patch generated  5 new checkstyle
issues (total was 60, now 64). |
| {color:red}-1{color} | whitespace |   0m  0s | The patch has 3  line(s) that end in whitespace.
Use git apply --whitespace=fix. |
| {color:green}+1{color} | install |   1m 27s | mvn install still works. |
| {color:green}+1{color} | eclipse:eclipse |   0m 33s | The patch built with eclipse:eclipse.
|
| {color:green}+1{color} | findbugs |   1m 53s | The patch does not introduce any new Findbugs
(version 3.0.0) warnings. |
| {color:red}-1{color} | common tests |  22m  9s | Tests failed in hadoop-common. |
| | |  61m 59s | |
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|| Reason || Tests ||
| Failed unit tests | hadoop.cli.TestCLI |
\\
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|| Subsystem || Report/Notes ||
| Patch URL | http://issues.apache.org/jira/secure/attachment/12751456/HDFS-8698.1.patch |
| Optional Tests | javadoc javac unit findbugs checkstyle |
| git revision | trunk / b469ac5 |
| checkstyle |  https://builds.apache.org/job/PreCommit-HDFS-Build/12279/artifact/patchprocess/diffcheckstylehadoop-common.txt
|
| whitespace | https://builds.apache.org/job/PreCommit-HDFS-Build/12279/artifact/patchprocess/whitespace.txt
|
| hadoop-common test log | https://builds.apache.org/job/PreCommit-HDFS-Build/12279/artifact/patchprocess/testrun_hadoop-common.txt
|
| Test Results | https://builds.apache.org/job/PreCommit-HDFS-Build/12279/testReport/ |
| Java | 1.7.0_55 |
| uname | Linux asf906.gq1.ygridcore.net 3.13.0-36-lowlatency #63-Ubuntu SMP PREEMPT Wed Sep
3 21:56:12 UTC 2014 x86_64 x86_64 x86_64 GNU/Linux |
| Console output | https://builds.apache.org/job/PreCommit-HDFS-Build/12279/console |


This message was automatically generated.

> Add "-direct" flag option for fs copy so that user can choose not to create "._COPYING_"
file
> ---------------------------------------------------------------------------------------------
>
>                 Key: HDFS-8698
>                 URL: https://issues.apache.org/jira/browse/HDFS-8698
>             Project: Hadoop HDFS
>          Issue Type: Improvement
>          Components: fs
>    Affects Versions: 2.7.0
>            Reporter: Chen He
>            Assignee: J.Andreina
>         Attachments: HDFS-8698.1.patch
>
>
> Because CLI is using CommandWithDestination.java which add "._COPYING_" to the tail of
file name when it does the copy. For blobstore like S3 and Swift, to create "._COPYING_" file
and rename it is expensive. "-direct" flag can allow user to avoiding the "._COPYING_" file.



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