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https://issues.apache.org/jira/browse/HDDS-4113?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
 ]

mingchao zhao updated HDDS-4113:
--------------------------------
    Target Version/s: 1.4.0  (was: 1.3.0)

> Intermittent failure in 
> TestSCMSafeModeManager#testPipelinesNotCreatedUntilPreCheckPasses
> -----------------------------------------------------------------------------------------
>
>                 Key: HDDS-4113
>                 URL: https://issues.apache.org/jira/browse/HDDS-4113
>             Project: Apache Ozone
>          Issue Type: Bug
>          Components: test
>            Reporter: Attila Doroszlai
>            Priority: Major
>
> {code}
> Tests run: 17, Failures: 0, Errors: 1, Skipped: 0, Time elapsed: 40.2 s <<< 
> FAILURE! - in org.apache.hadoop.hdds.scm.safemode.TestSCMSafeModeManager
> testPipelinesNotCreatedUntilPreCheckPasses(org.apache.hadoop.hdds.scm.safemode.TestSCMSafeModeManager)
>   Time elapsed: 0.25 s  <<< ERROR!
> org.apache.hadoop.hdds.scm.exceptions.SCMException: Pipeline creation failed 
> because nodes are engaged in other pipelines and every node can only be 
> engaged in max 2 pipelines. Required 3. Found 2
>       at 
> org.apache.hadoop.hdds.scm.pipeline.PipelinePlacementPolicy.filterViableNodes(PipelinePlacementPolicy.java:163)
>       at 
> org.apache.hadoop.hdds.scm.pipeline.PipelinePlacementPolicy.chooseDatanodes(PipelinePlacementPolicy.java:186)
>       at 
> org.apache.hadoop.hdds.scm.pipeline.RatisPipelineProvider.create(RatisPipelineProvider.java:117)
>       at 
> org.apache.hadoop.hdds.scm.pipeline.MockRatisPipelineProvider.create(MockRatisPipelineProvider.java:76)
>       at 
> org.apache.hadoop.hdds.scm.pipeline.PipelineFactory.create(PipelineFactory.java:63)
>       at 
> org.apache.hadoop.hdds.scm.pipeline.SCMPipelineManager.createPipeline(SCMPipelineManager.java:271)
>       at 
> org.apache.hadoop.hdds.scm.safemode.TestSCMSafeModeManager.testPipelinesNotCreatedUntilPreCheckPasses(TestSCMSafeModeManager.java:668)
> {code}
> https://github.com/elek/ozone-build-results/tree/master/2020/08/12/2387/unit/hadoop-hdds/server-scm/
> https://github.com/elek/ozone-build-results/tree/master/2020/08/12/2410/unit/hadoop-hdds/server-scm/
> May be related to HDDS-3833. Use Pipeline choose policy to choose pipeline 
> from exist pipeline list?



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