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https://issues.apache.org/jira/browse/YARN-6150?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16052170#comment-16052170
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Ray Chiang commented on YARN-6150:
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Interesting. The failed TestContainerManagerSecurity tests are different. The
error in the logs is:
{quote}
Failed tests:
TestContainerManagerSecurity.testContainerManager:167->testNMTokens:268 In
calling af73ca3dfb64:49984 exception was 'Invalid host name: local host is:
(unknown); destination host is: "af73ca3dfb64":49984;
java.net.UnknownHostException; For more details see:
http://wiki.apache.org/hadoop/UnknownHost' but doesn't contain 'SIMPLE
authentication is not enabled. Available:[TOKEN]'
TestContainerManagerSecurity.testContainerManager:167->testNMTokens:268 In
calling af73ca3dfb64:34648 exception was 'Invalid host name: local host is:
(unknown); destination host is: "af73ca3dfb64":34648;
java.net.UnknownHostException; For more details see:
http://wiki.apache.org/hadoop/UnknownHost' but doesn't contain 'Client cannot
authenticate via:[TOKEN]'
{quote}
> TestContainerManagerSecurity tests for Yarn Server are flakey
> -------------------------------------------------------------
>
> Key: YARN-6150
> URL: https://issues.apache.org/jira/browse/YARN-6150
> Project: Hadoop YARN
> Issue Type: Bug
> Components: yarn
> Reporter: Daniel Sturman
> Assignee: Daniel Sturman
> Attachments: YARN-6150.001.patch, YARN-6150.002.patch,
> YARN-6150.003.patch, YARN-6150.004.patch, YARN-6150.005.patch,
> YARN-6150.006.patch
>
>
> Repeated runs of
> {{org.apache.hadoop.yarn.server.TestContainerManagedSecurity}} can either
> pass or fail on repeated runs on the same codebase. Also, the two runs (one
> in secure mode, one without security) aren't well labeled in JUnit.
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