[jira] [Commented] (HADOOP-11916) TestStringUtils#testLowerAndUpperStrings failed on MAC due to a JVM bug

["Hadoop QA (JIRA)" <ji...@apache.org>]

    [ https://issues.apache.org/jira/browse/HADOOP-11916?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14527155#comment-14527155 ] 

Hadoop QA commented on HADOOP-11916:
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| (/) *{color:green}+1 overall{color}* |
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|| Vote || Subsystem || Runtime || Comment ||
| {color:blue}0{color} | pre-patch |   5m  9s | 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 28s | There were no new javac warning messages. |
| {color:green}+1{color} | release audit |   0m 20s | The applied patch does not increase the total number of release audit warnings. |
| {color:green}+1{color} | checkstyle |   1m  3s | There were no new checkstyle issues. |
| {color:green}+1{color} | whitespace |   0m  0s | The patch has no lines that end in whitespace. |
| {color:green}+1{color} | install |   1m 32s | mvn install still works. |
| {color:green}+1{color} | eclipse:eclipse |   0m 31s | The patch built with eclipse:eclipse. |
| {color:green}+1{color} | findbugs |   1m 39s | The patch does not introduce any new Findbugs (version 2.0.3) warnings. |
| {color:green}+1{color} | common tests |  22m 35s | Tests passed in hadoop-common. |
| | |  40m 23s | |
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|| Subsystem || Report/Notes ||
| Patch URL | http://issues.apache.org/jira/secure/attachment/12730245/HADOOP-11916.patch |
| Optional Tests | javac unit findbugs checkstyle |
| git revision | trunk / 7dc3c120 |
| hadoop-common test log | https://builds.apache.org/job/PreCommit-HADOOP-Build/6477/artifact/patchprocess/testrun_hadoop-common.txt |
| Test Results | https://builds.apache.org/job/PreCommit-HADOOP-Build/6477/testReport/ |
| Java | 1.7.0_55 |
| uname | Linux asf907.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/6477/console |


This message was automatically generated.

> TestStringUtils#testLowerAndUpperStrings failed on MAC due to a JVM bug
> -----------------------------------------------------------------------
>
>                 Key: HADOOP-11916
>                 URL: https://issues.apache.org/jira/browse/HADOOP-11916
>             Project: Hadoop Common
>          Issue Type: Bug
>            Reporter: Ming Ma
>            Priority: Minor
>         Attachments: HADOOP-11916.patch
>
>
> The test fails with the below exception. It turns out there is a JVM bug for MAC, http://bugs.java.com/bugdatabase/view_bug.do?bug_id=8047340.
> {noformat}
> testLowerAndUpperStrings(org.apache.hadoop.util.TestStringUtils)  Time elapsed: 0.205 sec  <<< ERROR!
> java.lang.Error: posix_spawn is not a supported process launch mechanism on this platform.
> 	at java.lang.UNIXProcess$1.run(UNIXProcess.java:104)
> 	at java.lang.UNIXProcess$1.run(UNIXProcess.java:93)
> 	at java.security.AccessController.doPrivileged(Native Method)
> 	at java.lang.UNIXProcess.<clinit>(UNIXProcess.java:91)
> 	at java.lang.ProcessImpl.start(ProcessImpl.java:130)
> 	at java.lang.ProcessBuilder.start(ProcessBuilder.java:1028)
> 	at org.apache.hadoop.util.Shell.runCommand(Shell.java:486)
> 	at org.apache.hadoop.util.Shell.run(Shell.java:456)
> 	at org.apache.hadoop.util.Shell$ShellCommandExecutor.execute(Shell.java:722)
> 	at org.apache.hadoop.util.Shell.isSetsidSupported(Shell.java:391)
> 	at org.apache.hadoop.util.Shell.<clinit>(Shell.java:381)
> 	at org.apache.hadoop.util.StringUtils.<clinit>(StringUtils.java:80)
> 	at org.apache.hadoop.util.TestStringUtils.testLowerAndUpperStrings(TestStringUtils.java:432)
> {noformat}
> Perhaps we can disable this test case on MAC.



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