[ 
https://issues.apache.org/jira/browse/YARN-1519?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14542959#comment-14542959
 ] 

Hadoop QA commented on YARN-1519:
---------------------------------

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| (x) *{color:red}-1 overall{color}* |
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|| Vote || Subsystem || Runtime || Comment ||
| {color:blue}0{color} | pre-patch |   5m 14s | Pre-patch trunk compilation is 
healthy. |
| {color:green}+1{color} | @author |   0m  0s | The patch does not contain any 
@author tags. |
| {color:red}-1{color} | tests included |   0m  0s | The patch doesn't appear 
to include any new or modified tests.  Please justify why no new tests are 
needed for this patch. Also please list what manual steps were performed to 
verify this patch. |
| {color:green}+1{color} | javac |   7m 29s | There were no new javac warning 
messages. |
| {color:green}+1{color} | release audit |   0m 22s | The applied patch does 
not increase the total number of release audit warnings. |
| {color:green}+1{color} | whitespace |   0m  0s | The patch has no lines that 
end in whitespace. |
| {color:green}+1{color} | install |   1m 34s | mvn install still works. |
| {color:green}+1{color} | eclipse:eclipse |   0m 32s | The patch built with 
eclipse:eclipse. |
| {color:green}+1{color} | yarn tests |   6m  9s | Tests passed in 
hadoop-yarn-server-nodemanager. |
| | |  21m 23s | |
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|| Subsystem || Report/Notes ||
| Patch URL | 
http://issues.apache.org/jira/secure/attachment/12732710/YARN-1519.003.patch |
| Optional Tests | javac unit |
| git revision | trunk / 281d47a |
| hadoop-yarn-server-nodemanager test log | 
https://builds.apache.org/job/PreCommit-YARN-Build/7928/artifact/patchprocess/testrun_hadoop-yarn-server-nodemanager.txt
 |
| Test Results | 
https://builds.apache.org/job/PreCommit-YARN-Build/7928/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-YARN-Build/7928/console |


This message was automatically generated.

> check if sysconf is implemented before using it
> -----------------------------------------------
>
>                 Key: YARN-1519
>                 URL: https://issues.apache.org/jira/browse/YARN-1519
>             Project: Hadoop YARN
>          Issue Type: Bug
>          Components: nodemanager
>    Affects Versions: 3.0.0, 2.3.0
>            Reporter: Radim Kolar
>            Assignee: Radim Kolar
>              Labels: BB2015-05-TBR
>         Attachments: YARN-1519.002.patch, YARN-1519.003.patch, 
> nodemgr-sysconf.txt
>
>
> If sysconf value _SC_GETPW_R_SIZE_MAX is not implemented, it leads to 
> segfault because invalid pointer gets passed to libc function.
> fix: enforce minimum value 1024, same method is used in hadoop-common native 
> code.



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