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https://issues.apache.org/jira/browse/HADOOP-11916?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14540048#comment-14540048
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Tsuyoshi Ozawa commented on HADOOP-11916:
-----------------------------------------
[~jira.shegalov] sure, thank you for following up.
> 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
> Assignee: Ming Ma
> Priority: Minor
> Fix For: 2.8.0
>
> 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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