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  1. Hadoop YARN
  2. YARN-8011

TestOpportunisticContainerAllocatorAMService#testContainerPromoteAndDemoteBeforeContainerStart fails sometimes in trunk

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    Details

    • Type: Bug
    • Status: Resolved
    • Priority: Minor
    • Resolution: Fixed
    • Affects Version/s: None
    • Fix Version/s: 3.1.0, 2.10.1
    • Component/s: None
    • Labels:
      None
    • Hadoop Flags:
      Reviewed

      Description

      TestOpportunisticContainerAllocatorAMService#testContainerPromoteAndDemoteBeforeContainerStart often pass, but the following errors sometimes occur:

      java.lang.AssertionError: 
      Expected :15360
      Actual :14336
      <Click to see difference>
      
      
      at org.junit.Assert.fail(Assert.java:88)
      at org.junit.Assert.failNotEquals(Assert.java:743)
      at org.junit.Assert.assertEquals(Assert.java:118)
      at org.junit.Assert.assertEquals(Assert.java:555)
      at org.junit.Assert.assertEquals(Assert.java:542)
      at org.apache.hadoop.yarn.server.resourcemanager.TestOpportunisticContainerAllocatorAMService.verifyMetrics(TestOpportunisticContainerAllocatorAMService.java:732)
      at org.apache.hadoop.yarn.server.resourcemanager.TestOpportunisticContainerAllocatorAMService.testContainerPromoteAndDemoteBeforeContainerStart(TestOpportunisticContainerAllocatorAMService.java:330)
      at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
      at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
      at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
      at java.lang.reflect.Method.invoke(Method.java:498)
      at org.junit.runners.model.FrameworkMethod$1.runReflectiveCall(FrameworkMethod.java:47)
      at org.junit.internal.runners.model.ReflectiveCallable.run(ReflectiveCallable.java:12)
      at org.junit.runners.model.FrameworkMethod.invokeExplosively(FrameworkMethod.java:44)
      at org.junit.internal.runners.statements.InvokeMethod.evaluate(InvokeMethod.java:17)
      at org.junit.internal.runners.statements.FailOnTimeout$StatementThread.run(FailOnTimeout.java:74)
      

       

      This problem is caused by that deducting resource is a little behind the assertion. To solve this problem, It can sleep a while before this assertion as below.

        Attachments

        1. YARN-8011-branch-2.10.001.patch
          7 kB
          Jim Brennan
        2. YARN-8011.002.patch
          7 kB
          Tao Yang
        3. YARN-8011.001.patch
          1 kB
          Tao Yang

          Activity

            People

            • Assignee:
              Tao Yang Tao Yang
              Reporter:
              Tao Yang Tao Yang
            • Votes:
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              Dates

              • Created:
                Updated:
                Resolved: