[ 
https://issues.apache.org/jira/browse/HADOOP-3619?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14519967#comment-14519967
 ] 

Hadoop QA commented on HADOOP-3619:
-----------------------------------

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| (x) *{color:red}-1 overall{color}* |
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|| Vote || Subsystem || Runtime || Comment ||
| {color:blue}0{color} | pre-patch |  14m 34s | 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 2 new or modified test files. |
| {color:red}-1{color} | whitespace |   0m  0s | The patch has 3  line(s) that 
end in whitespace. |
| {color:green}+1{color} | javac |   7m 29s | There were no new javac warning 
messages. |
| {color:green}+1{color} | javadoc |   9m 33s | There were no new javadoc 
warning messages. |
| {color:green}+1{color} | release audit |   0m 22s | The applied patch does 
not increase the total number of release audit warnings. |
| {color:red}-1{color} | checkstyle |   7m 39s | The applied patch generated  1 
 additional checkstyle issues. |
| {color:blue}0{color} | shellcheck |   7m 39s | Shellcheck was not available. |
| {color:green}+1{color} | install |   1m 33s | mvn install still works. |
| {color:green}+1{color} | eclipse:eclipse |   0m 33s | The patch built with 
eclipse:eclipse. |
| {color:green}+1{color} | findbugs |   1m 41s | The patch does not introduce 
any new Findbugs (version 2.0.3) warnings. |
| {color:green}+1{color} | common tests |  23m 18s | Tests passed in 
hadoop-common. |
| | |  66m 46s | |
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|| Subsystem || Report/Notes ||
| Patch URL | 
http://issues.apache.org/jira/secure/attachment/12655523/HADOOP-3619-v2.patch |
| Optional Tests | javadoc javac unit findbugs checkstyle shellcheck |
| git revision | trunk / 7947e5b |
| whitespace | 
https://builds.apache.org/job/PreCommit-HADOOP-Build/6217/artifact/patchprocess/whitespace.txt
 |
| checkstyle | 
https://builds.apache.org/job/PreCommit-HADOOP-Build/6217/artifact/patchprocess/checkstyle-result-diff.txt
 |
| hadoop-common test log | 
https://builds.apache.org/job/PreCommit-HADOOP-Build/6217/artifact/patchprocess/testrun_hadoop-common.txt
 |
| Test Results | 
https://builds.apache.org/job/PreCommit-HADOOP-Build/6217/testReport/ |
| Java | 1.7.0_55 |
| uname | Linux asf902.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-HADOOP-Build/6217/console |


This message was automatically generated.

> DNS.getHosts triggers an ArrayIndexOutOfBoundsException in reverseDNS if one 
> of the interfaces is IPv6
> ------------------------------------------------------------------------------------------------------
>
>                 Key: HADOOP-3619
>                 URL: https://issues.apache.org/jira/browse/HADOOP-3619
>             Project: Hadoop Common
>          Issue Type: Bug
>          Components: net
>            Reporter: Steve Loughran
>            Assignee: Dr. Martin Menzel
>              Labels: ipv6, patch
>         Attachments: HADOOP-3619-v2.patch
>
>
> reverseDNS tries to split a host address string by ".", and so fails if ":" 
> is the separator, as it is in IPv6. When it tries to access the parts of the 
> address, a stack trace is seen.



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