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From "Tsuyoshi OZAWA (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (MAPREDUCE-3801) org.apache.hadoop.mapreduce.v2.app.TestRuntimeEstimators,testExponentialEstimator fails intermittently
Date Thu, 18 Apr 2013 06:19:16 GMT

    [ https://issues.apache.org/jira/browse/MAPREDUCE-3801?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13634881#comment-13634881
] 

Tsuyoshi OZAWA commented on MAPREDUCE-3801:
-------------------------------------------

I got similar results. This is the result of testing:

$ mvn test -Dtest=TestRuntimeEstimators

-------------------------------------------------------
 T E S T S
-------------------------------------------------------
Running org.apache.hadoop.mapreduce.v2.app.TestRuntimeEstimators
Tests run: 2, Failures: 1, Errors: 0, Skipped: 0, Time elapsed: 38.515 sec <<< FAILURE!
testLegacyEstimator(org.apache.hadoop.mapreduce.v2.app.TestRuntimeEstimators)  Time elapsed:
20276 sec  <<< FAILURE!
java.lang.AssertionError: We got the wrong number of successful speculations. expected:<3>
but was:<5>
        at org.junit.Assert.fail(Assert.java:91)
        at org.junit.Assert.failNotEquals(Assert.java:645)
        at org.junit.Assert.assertEquals(Assert.java:126)
        at org.junit.Assert.assertEquals(Assert.java:470)
        at org.apache.hadoop.mapreduce.v2.app.TestRuntimeEstimators.coreTestEstimator(TestRuntimeEstimators.java:222)
        at org.apache.hadoop.mapreduce.v2.app.TestRuntimeEstimators.testLegacyEstimator(TestRuntimeEstimators.java:229)
        at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
        at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)
        at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
        at java.lang.reflect.Method.invoke(Method.java:597)
        at org.junit.runners.model.FrameworkMethod$1.runReflectiveCall(FrameworkMethod.java:44)
        at org.junit.internal.runners.model.ReflectiveCallable.run(ReflectiveCallable.java:15)
        at org.junit.runners.model.FrameworkMethod.invokeExplosively(FrameworkMethod.java:41)
        at org.junit.internal.runners.statements.InvokeMethod.evaluate(InvokeMethod.java:20)
        at org.junit.runners.BlockJUnit4ClassRunner.runNotIgnored(BlockJUnit4ClassRunner.java:79)
        at org.junit.runners.BlockJUnit4ClassRunner.runChild(BlockJUnit4ClassRunner.java:71)
        at org.junit.runners.BlockJUnit4ClassRunner.runChild(BlockJUnit4ClassRunner.java:49)
        at org.junit.runners.ParentRunner$3.run(ParentRunner.java:193)
        at org.junit.runners.ParentRunner$1.schedule(ParentRunner.java:52)
        at org.junit.runners.ParentRunner.runChildren(ParentRunner.java:191)
        at org.junit.runners.ParentRunner.access$000(ParentRunner.java:42)
        at org.junit.runners.ParentRunner$2.evaluate(ParentRunner.java:184)
        at org.junit.runners.ParentRunner.run(ParentRunner.java:236)
        at org.apache.maven.surefire.junit4.JUnit4Provider.execute(JUnit4Provider.java:252)
        at org.apache.maven.surefire.junit4.JUnit4Provider.executeTestSet(JUnit4Provider.java:141)
        at org.apache.maven.surefire.junit4.JUnit4Provider.invoke(JUnit4Provider.java:112)
        at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
        at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)
        at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
        at java.lang.reflect.Method.invoke(Method.java:597)
        at org.apache.maven.surefire.util.ReflectionUtils.invokeMethodWithArray(ReflectionUtils.java:189)
        at org.apache.maven.surefire.booter.ProviderFactory$ProviderProxy.invoke(ProviderFactory.java:165)
        at org.apache.maven.surefire.booter.ProviderFactory.invokeProvider(ProviderFactory.java:85)
        at org.apache.maven.surefire.booter.ForkedBooter.runSuitesInProcess(ForkedBooter.java:115)
        at org.apache.maven.surefire.booter.ForkedBooter.main(ForkedBooter.java:75)


Results :

Failed tests:   testLegacyEstimator(org.apache.hadoop.mapreduce.v2.app.TestRuntimeEstimators):
We got the wrong number of successful speculations. expected:<3> but was:<5>
                
> org.apache.hadoop.mapreduce.v2.app.TestRuntimeEstimators,testExponentialEstimator fails
intermittently
> ------------------------------------------------------------------------------------------------------
>
>                 Key: MAPREDUCE-3801
>                 URL: https://issues.apache.org/jira/browse/MAPREDUCE-3801
>             Project: Hadoop Map/Reduce
>          Issue Type: Bug
>          Components: mrv2
>    Affects Versions: 0.24.0
>            Reporter: Robert Joseph Evans
>         Attachments: org.apache.hadoop.mapreduce.v2.app.TestRuntimeEstimators-output.txt,
org.apache.hadoop.mapreduce.v2.app.TestRuntimeEstimators.txt, TEST-org.apache.hadoop.mapreduce.v2.app.TestRuntimeEstimators.xml
>
>
> org.apache.hadoop.mapreduce.v2.app.TestRuntimeEstimators,testExponentialEstimator fails
intermittently

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