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https://issues.apache.org/jira/browse/HDFS-16818?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
 ]

Shilun Fan updated HDFS-16818:
------------------------------
    Target Version/s: 3.5.0  (was: 3.4.1)

> RBF TestRouterRPCMultipleDestinationMountTableResolver non-deterministic unit 
> tests failures
> --------------------------------------------------------------------------------------------
>
>                 Key: HDFS-16818
>                 URL: https://issues.apache.org/jira/browse/HDFS-16818
>             Project: Hadoop HDFS
>          Issue Type: Bug
>          Components: rbf
>    Affects Versions: 3.4.0
>            Reporter: Xing Lin
>            Priority: Major
>
> TestRouterRPCMultipleDestinationMountTableResolver fails a couple of times 
> nondeterministically when run multiple times. 
> I repeated the following commands for 10+ times against 
> 454157a3844cdd6c92ef650af6c3b323cbec88af in trunk and observed two types of 
> failed runs.
> {code:java}
> mvn test -Dtest="TestRouterRPCMultipleDestinationMountTableResolver"{code}
>  
> Failed run 1 output:
> {code:java}
> [ERROR] Failures:
> [ERROR]   
> TestRouterRPCMultipleDestinationMountTableResolver.testInvocationHashAllOrder:177->testInvocation:221->testDirec
> toryAndFileLevelInvocation:296->verifyDirectoryLevelInvocations:395 
> expected:<[COLD]> but was:<[HOT]>
> [ERROR]   
> TestRouterRPCMultipleDestinationMountTableResolver.testInvocationHashOrder:193->testInvocation:221->testDirector
> yAndFileLevelInvocation:298->verifyDirectoryLevelInvocations:395 
> expected:<[COLD]> but was:<[HOT]>
> [ERROR]   
> TestRouterRPCMultipleDestinationMountTableResolver.testInvocationLocalOrder:201->testInvocation:221->testDirecto
> ryAndFileLevelInvocation:296->verifyDirectoryLevelInvocations:395 
> expected:<[COLD]> but was:<[HOT]>
> [ERROR]   
> TestRouterRPCMultipleDestinationMountTableResolver.testInvocationRandomOrder:185->testInvocation:221->testDirect
> oryAndFileLevelInvocation:296->verifyDirectoryLevelInvocations:395 
> expected:<[COLD]> but was:<[HOT]>
> [ERROR]   
> TestRouterRPCMultipleDestinationMountTableResolver.testInvocationSpaceOrder:169->testInvocation:221->testDirecto
> ryAndFileLevelInvocation:296->verifyDirectoryLevelInvocations:395 
> expected:<[COLD]> but was:<[HOT]>
> [INFO]
> [ERROR] Tests run: 18, Failures: 5, Errors: 0, Skipped: 0{code}
>  
> Failed run 2 output:
> {code:java}
> [ERROR] Failures:
> [ERROR]   
> TestRouterRPCMultipleDestinationMountTableResolver.testECMultipleDestinations:430
> [ERROR] Errors:
> [ERROR]   
> TestRouterRPCMultipleDestinationMountTableResolver.testInvocationHashAllOrder:177->testInvocation:221->testDirec
> toryAndFileLevelInvocation:296->verifyDirectoryLevelInvocations:397 
> NullPointer
> [ERROR]   
> TestRouterRPCMultipleDestinationMountTableResolver.testInvocationHashOrder:193->testInvocation:221->testDirector
> yAndFileLevelInvocation:298->verifyDirectoryLevelInvocations:397 NullPointer
> [ERROR]   
> TestRouterRPCMultipleDestinationMountTableResolver.testInvocationLocalOrder:201->testInvocation:221->testDirecto
> ryAndFileLevelInvocation:296->verifyDirectoryLevelInvocations:397 NullPointer
> [ERROR]   
> TestRouterRPCMultipleDestinationMountTableResolver.testInvocationRandomOrder:185->testInvocation:221->testDirect
> oryAndFileLevelInvocation:296->verifyDirectoryLevelInvocations:397 NullPointer
> [ERROR]   
> TestRouterRPCMultipleDestinationMountTableResolver.testInvocationSpaceOrder:169->testInvocation:221->testDirecto
> ryAndFileLevelInvocation:296->verifyDirectoryLevelInvocations:397 NullPointer
> [INFO]
> [ERROR] Tests run: 18, Failures: 1, Errors: 5, Skipped: 0{code}



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