Flaky-test: ShadowManagedLedgerImplTest.testShadowWrites

[coderzc]

Search before asking

• I searched in the issues and found nothing similar.

Example failure

https://github.com/apache/pulsar/actions/runs/8415552736/job/23056991961?pr=22335

Exception stacktrace

Error:  org.apache.bookkeeper.mledger.impl.ShadowManagedLedgerImplTest.testShadowWrites  Time elapsed: 10.183 s  <<< FAILURE!
  org.awaitility.core.ConditionTimeoutException: Assertion condition defined as a org.apache.bookkeeper.mledger.impl.ShadowManagedLedgerImplTest expected [5:1] but found [6:0] within 10 seconds.
  	at org.awaitility.core.ConditionAwaiter.await(ConditionAwaiter.java:167)
  	at org.awaitility.core.AssertionCondition.await(AssertionCondition.java:119)
  	at org.awaitility.core.AssertionCondition.await(AssertionCondition.java:31)
  	at org.awaitility.core.ConditionFactory.until(ConditionFactory.java:985)
  	at org.awaitility.core.ConditionFactory.untilAsserted(ConditionFactory.java:769)
  	at org.apache.bookkeeper.mledger.impl.ShadowManagedLedgerImplTest.testShadowWrites(ShadowManagedLedgerImplTest.java:88)
  	at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
  	at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:77)
  	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
  	at java.base/java.lang.reflect.Method.invoke(Method.java:568)
  	at org.testng.internal.invokers.MethodInvocationHelper.invokeMethod(MethodInvocationHelper.java:139)
  	at org.testng.internal.invokers.InvokeMethodRunnable.runOne(InvokeMethodRunnable.java:47)
  	at org.testng.internal.invokers.InvokeMethodRunnable.call(InvokeMethodRunnable.java:76)
  	at org.testng.internal.invokers.InvokeMethodRunnable.call(InvokeMethodRunnable.java:11)
  	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
  	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
  	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
  	at java.base/java.lang.Thread.run(Thread.java:840)
  Caused by: java.lang.AssertionError: expected [5:1] but found [6:0]
  	at org.testng.Assert.fail(Assert.java:110)
  	at org.testng.Assert.failNotEquals(Assert.java:1577)
  	at org.testng.Assert.assertEqualsImpl(Assert.java:149)
  	at org.testng.Assert.assertEquals(Assert.java:131)
  	at org.testng.Assert.assertEquals(Assert.java:643)
  	at org.apache.bookkeeper.mledger.impl.ShadowManagedLedgerImplTest.lambda$testShadowWrites$1(ShadowManagedLedgerImplTest.java:88)
  	at org.awaitility.core.AssertionCondition.lambda$new$0(AssertionCondition.java:53)
  	at org.awaitility.core.ConditionAwaiter$ConditionPoller.call(ConditionAwaiter.java:248)
  	at org.awaitility.core.ConditionAwaiter$ConditionPoller.call(ConditionAwaiter.java:235)
  	... 4 more

Are you willing to submit a PR?

• I'm willing to submit a PR!

[Technoboy-]

The only way seems to increase the timeout for the Awaitility

[lhotari]

another one: https://github.com/apache/pulsar/actions/runs/8532427225/job/23373708401?pr=22393#step:11:2351

  Error:  org.apache.bookkeeper.mledger.impl.ShadowManagedLedgerImplTest.testShadowWrites  Time elapsed: 0.022 s  <<< FAILURE!
  java.lang.AssertionError: did not expect [5:1] but found [5:1]
  	at org.testng.Assert.fail(Assert.java:110)
  	at org.testng.Assert.failEquals(Assert.java:1581)
  	at org.testng.Assert.assertNotEqualsImpl(Assert.java:156)
  	at org.testng.Assert.assertNotEquals(Assert.java:2197)
  	at org.testng.Assert.assertNotEquals(Assert.java:2219)
  	at org.apache.bookkeeper.mledger.impl.ShadowManagedLedgerImplTest.testShadowWrites(ShadowManagedLedgerImplTest.java:81)
  	at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
  	at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:77)
  	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
  	at java.base/java.lang.reflect.Method.invoke(Method.java:568)
  	at org.testng.internal.invokers.MethodInvocationHelper.invokeMethod(MethodInvocationHelper.java:139)
  	at org.testng.internal.invokers.InvokeMethodRunnable.runOne(InvokeMethodRunnable.java:47)
  	at org.testng.internal.invokers.InvokeMethodRunnable.call(InvokeMethodRunnable.java:76)
  	at org.testng.internal.invokers.InvokeMethodRunnable.call(InvokeMethodRunnable.java:11)
  	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
  	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
  	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
  	at java.base/java.lang.Thread.run(Thread.java:840)

[lhotari]

most recent error at https://github.com/apache/pulsar/actions/runs/8723104575/job/23931059422?pr=22524#step:11:2351

  Error:  org.apache.bookkeeper.mledger.impl.ShadowManagedLedgerImplTest.testShadowWrites  Time elapsed: 0.246 s  <<< FAILURE!
  java.lang.AssertionError: expected [4] but found [5]
  	at org.testng.Assert.fail(Assert.java:110)
  	at org.testng.Assert.failNotEquals(Assert.java:1577)
  	at org.testng.Assert.assertEqualsImpl(Assert.java:149)
  	at org.testng.Assert.assertEquals(Assert.java:131)
  	at org.testng.Assert.assertEquals(Assert.java:1418)
  	at org.testng.Assert.assertEquals(Assert.java:1382)
  	at org.testng.Assert.assertEquals(Assert.java:1428)
  	at org.apache.bookkeeper.mledger.impl.ShadowManagedLedgerImplTest.testShadowWrites(ShadowManagedLedgerImplTest.java:111)
  	at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
  	at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:77)
  	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
  	at java.base/java.lang.reflect.Method.invoke(Method.java:568)
  	at org.testng.internal.invokers.MethodInvocationHelper.invokeMethod(MethodInvocationHelper.java:139)
  	at org.testng.internal.invokers.InvokeMethodRunnable.runOne(InvokeMethodRunnable.java:47)
  	at org.testng.internal.invokers.InvokeMethodRunnable.call(InvokeMethodRunnable.java:76)
  	at org.testng.internal.invokers.InvokeMethodRunnable.call(InvokeMethodRunnable.java:11)
  	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
  	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
  	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
  	at java.base/java.lang.Thread.run(Thread.java:840)

[lhotari]

Another one just now.
https://github.com/apache/pulsar/actions/runs/8725703973/job/23939673646?pr=22525#step:11:2348

  Error:  Tests run: 2, Failures: 1, Errors: 0, Skipped: 1, Time elapsed: 0.507 s <<< FAILURE! - in org.apache.bookkeeper.mledger.impl.ShadowManagedLedgerImplTest
  Error:  org.apache.bookkeeper.mledger.impl.ShadowManagedLedgerImplTest.testShadowWrites  Time elapsed: 0.029 s  <<< FAILURE!
  java.lang.AssertionError: did not expect [5:1] but found [5:1]
  	at org.testng.Assert.fail(Assert.java:110)
  	at org.testng.Assert.failEquals(Assert.java:1581)
  	at org.testng.Assert.assertNotEqualsImpl(Assert.java:156)
  	at org.testng.Assert.assertNotEquals(Assert.java:2197)
  	at org.testng.Assert.assertNotEquals(Assert.java:2219)
  	at org.apache.bookkeeper.mledger.impl.ShadowManagedLedgerImplTest.testShadowWrites(ShadowManagedLedgerImplTest.java:81)
  	at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
  	at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:77)
  	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
  	at java.base/java.lang.reflect.Method.invoke(Method.java:568)
  	at org.testng.internal.invokers.MethodInvocationHelper.invokeMethod(MethodInvocationHelper.java:139)
  	at org.testng.internal.invokers.InvokeMethodRunnable.runOne(InvokeMethodRunnable.java:47)
  	at org.testng.internal.invokers.InvokeMethodRunnable.call(InvokeMethodRunnable.java:76)
  	at org.testng.internal.invokers.InvokeMethodRunnable.call(InvokeMethodRunnable.java:11)
  	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
  	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
  	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
  	at java.base/java.lang.Thread.run(Thread.java:840)