[
https://issues.apache.org/jira/browse/ZOOKEEPER-3480?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]
maoling resolved ZOOKEEPER-3480.
--------------------------------
Resolution: Duplicate
> Flaky test
> CommitProcessorMetricsTest.testConcurrentRequestProcessingInCommitProcessor
> --------------------------------------------------------------------------------------
>
> Key: ZOOKEEPER-3480
> URL: https://issues.apache.org/jira/browse/ZOOKEEPER-3480
> Project: ZooKeeper
> Issue Type: Test
> Components: tests
> Affects Versions: 3.6.0
> Reporter: Fangmin Lv
> Priority: Minor
>
> Found this flaky test on Jenkins, here is the log:
> Error Message
> expected:<3> but was:<2>
> h3. Stacktrace
> java.lang.AssertionError: expected:<3> but was:<2> at
> org.apache.zookeeper.server.quorum.CommitProcessorMetricsTest.testConcurrentRequestProcessingInCommitProcessor(CommitProcessorMetricsTest.java:391)
> h3. Standard Output
> 2019-07-31 03:15:17,408 [myid:] - INFO [main:ZKTestCase$1@60] - STARTING
> testConcurrentRequestProcessingInCommitProcessor 2019-07-31 03:15:17,408
> [myid:] - INFO [main:CommitProcessorMetricsTest@52] - setup 2019-07-31
> 03:15:17,409 [myid:] - INFO [main:JUnit4ZKTestRunner$LoggedInvokeMethod@78] -
> RUNNING TEST METHOD testConcurrentRequestProcessingInCommitProcessor
> 2019-07-31 03:15:17,411 [myid:] - INFO [main:CommitProcessor@496] -
> Configuring CommitProcessor with readBatchSize -1 commitBatchSize 1
> 2019-07-31 03:15:17,411 [myid:] - INFO [main:CommitProcessor@454] -
> Configuring CommitProcessor with 24 worker threads. 2019-07-31 03:15:17,461
> [myid:] - INFO [main:CommitProcessorMetricsTest$TestCommitProcessor@109] -
> numWorkerThreads in Test is 3 2019-07-31 03:15:19,466 [myid:] - INFO
> [main:JUnit4ZKTestRunner$LoggedInvokeMethod@99] - TEST METHOD FAILED
> testConcurrentRequestProcessingInCommitProcessor java.lang.AssertionError:
> expected:<3> but was:<2> at org.junit.Assert.fail(Assert.java:88) at
> org.junit.Assert.failNotEquals(Assert.java:834) at
> org.junit.Assert.assertEquals(Assert.java:118) at
> org.junit.Assert.assertEquals(Assert.java:144) at
> org.apache.zookeeper.server.quorum.CommitProcessorMetricsTest.testConcurrentRequestProcessingInCommitProcessor(CommitProcessorMetricsTest.java:391)
> 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$1.runReflectiveCall(FrameworkMethod.java:50)
> at
> org.junit.internal.runners.model.ReflectiveCallable.run(ReflectiveCallable.java:12)
> at
> org.junit.runners.model.FrameworkMethod.invokeExplosively(FrameworkMethod.java:47)
> at
> org.junit.internal.runners.statements.InvokeMethod.evaluate(InvokeMethod.java:17)
> at
> org.apache.zookeeper.JUnit4ZKTestRunner$LoggedInvokeMethod.evaluate(JUnit4ZKTestRunner.java:80)
> at
> org.junit.internal.runners.statements.RunBefores.evaluate(RunBefores.java:26)
> at
> org.junit.internal.runners.statements.RunAfters.evaluate(RunAfters.java:27)
> at org.junit.rules.TestWatcher$1.evaluate(TestWatcher.java:55) at
> org.junit.rules.RunRules.evaluate(RunRules.java:20) at
> org.junit.runners.ParentRunner.runLeaf(ParentRunner.java:325) at
> org.junit.runners.BlockJUnit4ClassRunner.runChild(BlockJUnit4ClassRunner.java:78)
> at
> org.junit.runners.BlockJUnit4ClassRunner.runChild(BlockJUnit4ClassRunner.java:57)
> at org.junit.runners.ParentRunner$3.run(ParentRunner.java:290) at
> org.junit.runners.ParentRunner$1.schedule(ParentRunner.java:71) at
> org.junit.runners.ParentRunner.runChildren(ParentRunner.java:288) at
> org.junit.runners.ParentRunner.access$000(ParentRunner.java:58) at
> org.junit.runners.ParentRunner$2.evaluate(ParentRunner.java:268) at
> org.junit.runners.ParentRunner.run(ParentRunner.java:363) at
> org.apache.maven.surefire.junit4.JUnit4Provider.execute(JUnit4Provider.java:365)
> at
> org.apache.maven.surefire.junit4.JUnit4Provider.executeWithRerun(JUnit4Provider.java:273)
> at
> org.apache.maven.surefire.junit4.JUnit4Provider.executeTestSet(JUnit4Provider.java:238)
> at
> org.apache.maven.surefire.junit4.JUnit4Provider.invoke(JUnit4Provider.java:159)
> at
> org.apache.maven.surefire.booter.ForkedBooter.invokeProviderInSameClassLoader(ForkedBooter.java:384)
> at
> org.apache.maven.surefire.booter.ForkedBooter.runSuitesInProcess(ForkedBooter.java:345)
> at
> org.apache.maven.surefire.booter.ForkedBooter.execute(ForkedBooter.java:126)
> at org.apache.maven.surefire.booter.ForkedBooter.main(ForkedBooter.java:418)
> 2019-07-31 03:15:19,472 [myid:] - INFO [main:CommitProcessorMetricsTest@68] -
> tearDown starting 2019-07-31 03:15:19,473 [myid:] - INFO
> [main:CommitProcessor@646] - Shutting down 2019-07-31 03:15:20,464 [myid:] -
> INFO [CommitProcessor:1:CommitProcessor@419] - CommitProcessor exited loop!
> 2019-07-31 03:15:20,465 [myid:] - INFO [main:ZKTestCase$1@75] - FAILED
> testConcurrentRequestProcessingInCommitProcessor java.lang.AssertionError:
> expected:<3> but was:<2> at org.junit.Assert.fail(Assert.java:88) at
> org.junit.Assert.failNotEquals(Assert.java:834) at
> org.junit.Assert.assertEquals(Assert.java:118) at
> org.junit.Assert.assertEquals(Assert.java:144) at
> org.apache.zookeeper.server.quorum.CommitProcessorMetricsTest.testConcurrentRequestProcessingInCommitProcessor(CommitProcessorMetricsTest.java:391)
> 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$1.runReflectiveCall(FrameworkMethod.java:50)
> at
> org.junit.internal.runners.model.ReflectiveCallable.run(ReflectiveCallable.java:12)
> at
> org.junit.runners.model.FrameworkMethod.invokeExplosively(FrameworkMethod.java:47)
> at
> org.junit.internal.runners.statements.InvokeMethod.evaluate(InvokeMethod.java:17)
> at
> org.apache.zookeeper.JUnit4ZKTestRunner$LoggedInvokeMethod.evaluate(JUnit4ZKTestRunner.java:80)
> at
> org.junit.internal.runners.statements.RunBefores.evaluate(RunBefores.java:26)
> at
> org.junit.internal.runners.statements.RunAfters.evaluate(RunAfters.java:27)
> at org.junit.rules.TestWatcher$1.evaluate(TestWatcher.java:55) at
> org.junit.rules.RunRules.evaluate(RunRules.java:20) at
> org.junit.runners.ParentRunner.runLeaf(ParentRunner.java:325) at
> org.junit.runners.BlockJUnit4ClassRunner.runChild(BlockJUnit4ClassRunner.java:78)
> at
> org.junit.runners.BlockJUnit4ClassRunner.runChild(BlockJUnit4ClassRunner.java:57)
> at org.junit.runners.ParentRunner$3.run(ParentRunner.java:290) at
> org.junit.runners.ParentRunner$1.schedule(ParentRunner.java:71) at
> org.junit.runners.ParentRunner.runChildren(ParentRunner.java:288) at
> org.junit.runners.ParentRunner.access$000(ParentRunner.java:58) at
> org.junit.runners.ParentRunner$2.evaluate(ParentRunner.java:268) at
> org.junit.runners.ParentRunner.run(ParentRunner.java:363) at
> org.apache.maven.surefire.junit4.JUnit4Provider.execute(JUnit4Provider.java:365)
> at
> org.apache.maven.surefire.junit4.JUnit4Provider.executeWithRerun(JUnit4Provider.java:273)
> at
> org.apache.maven.surefire.junit4.JUnit4Provider.executeTestSet(JUnit4Provider.java:238)
> at
> org.apache.maven.surefire.junit4.JUnit4Provider.invoke(JUnit4Provider.java:159)
> at
> org.apache.maven.surefire.booter.ForkedBooter.invokeProviderInSameClassLoader(ForkedBooter.java:384)
> at
> org.apache.maven.surefire.booter.ForkedBooter.runSuitesInProcess(ForkedBooter.java:345)
> at
> org.apache.maven.surefire.booter.ForkedBooter.execute(ForkedBooter.java:126)
> at org.apache.maven.surefire.booter.ForkedBooter.main(ForkedBooter.java:418)
> 2019-07-31 03:15:20,467 [myid:] - INFO [main:ZKTestCase$1@65] - FINISHED
> testConcurrentRequestProcessingInCommitProcessor
>
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