Fangmin Lv created ZOOKEEPER-3480:
-------------------------------------
Summary: 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
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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