Greg Harris created KAFKA-18461:
-----------------------------------
Summary:
QuorumControllerMetricsIntegrationTest.testFailingOverIncrementsNewActiveControllerCount
flaky failing with NPE
Key: KAFKA-18461
URL: https://issues.apache.org/jira/browse/KAFKA-18461
Project: Kafka
Issue Type: Test
Affects Versions: 4.0.0
Reporter: Greg Harris
I saw this flaky failure on the 4.0 branch:
{noformat}
testFailingOverIncrementsNewActiveControllerCount(boolean).forceFailoverUsingLogLayer=true
java.lang.NullPointerException: Cannot invoke
"java.util.IdentityHashMap.put(Object, Object)" because "this.map" is null
at org.apache.kafka.timeline.Snapshot.setDelta(Snapshot.java:50)
at
org.apache.kafka.timeline.SnapshottableHashTable.updateTierData(SnapshottableHashTable.java:378)
at
org.apache.kafka.timeline.SnapshottableHashTable.snapshottableAddOrReplace(SnapshottableHashTable.java:354)
at
org.apache.kafka.timeline.TimelineHashMap.put(TimelineHashMap.java:157)
at
org.apache.kafka.controller.FeatureControlManager.replay(FeatureControlManager.java:404)
at
org.apache.kafka.controller.QuorumControllerTestEnv.<init>(QuorumControllerTestEnv.java:125)
at
org.apache.kafka.controller.QuorumControllerTestEnv$Builder.build(QuorumControllerTestEnv.java:88)
at
org.apache.kafka.controller.QuorumControllerMetricsIntegrationTest.testFailingOverIncrementsNewActiveControllerCount(QuorumControllerMetricsIntegrationTest.java:103)
at java.base/java.lang.reflect.Method.invoke(Method.java:580)
at
java.base/java.util.stream.ForEachOps$ForEachOp$OfRef.accept(ForEachOps.java:184)
at
java.base/java.util.stream.ReferencePipeline$3$1.accept(ReferencePipeline.java:197)
at
java.base/java.util.stream.ReferencePipeline$2$1.accept(ReferencePipeline.java:179)
at
java.base/java.util.stream.ReferencePipeline$3$1.accept(ReferencePipeline.java:197)
at
java.base/java.util.stream.ForEachOps$ForEachOp$OfRef.accept(ForEachOps.java:184)
at
java.base/java.util.stream.ReferencePipeline$3$1.accept(ReferencePipeline.java:197)
at
java.base/java.util.stream.ReferencePipeline$3$1.accept(ReferencePipeline.java:197)
at
java.base/java.util.stream.ReferencePipeline$3$1.accept(ReferencePipeline.java:197)
at
java.base/java.util.stream.ForEachOps$ForEachOp$OfRef.accept(ForEachOps.java:184)
at
java.base/java.util.stream.ReferencePipeline$3$1.accept(ReferencePipeline.java:197)
at
java.base/java.util.Spliterators$ArraySpliterator.forEachRemaining(Spliterators.java:1024)
at
java.base/java.util.stream.AbstractPipeline.copyInto(AbstractPipeline.java:509)
at
java.base/java.util.stream.AbstractPipeline.wrapAndCopyInto(AbstractPipeline.java:499)
at
java.base/java.util.stream.ForEachOps$ForEachOp.evaluateSequential(ForEachOps.java:151)
at
java.base/java.util.stream.ForEachOps$ForEachOp$OfRef.evaluateSequential(ForEachOps.java:174)
at
java.base/java.util.stream.AbstractPipeline.evaluate(AbstractPipeline.java:234)
at
java.base/java.util.stream.ReferencePipeline.forEach(ReferencePipeline.java:596)
at
java.base/java.util.stream.ReferencePipeline$7$1.accept(ReferencePipeline.java:276)
at
java.base/java.util.stream.ReferencePipeline$3$1.accept(ReferencePipeline.java:197)
at
java.base/java.util.stream.ReferencePipeline$3$1.accept(ReferencePipeline.java:197)
at
java.base/java.util.stream.ReferencePipeline$3$1.accept(ReferencePipeline.java:197)
at
java.base/java.util.ArrayList$ArrayListSpliterator.forEachRemaining(ArrayList.java:1708)
at
java.base/java.util.stream.AbstractPipeline.copyInto(AbstractPipeline.java:509)
at
java.base/java.util.stream.AbstractPipeline.wrapAndCopyInto(AbstractPipeline.java:499)
at
java.base/java.util.stream.ForEachOps$ForEachOp.evaluateSequential(ForEachOps.java:151)
at
java.base/java.util.stream.ForEachOps$ForEachOp$OfRef.evaluateSequential(ForEachOps.java:174)
at
java.base/java.util.stream.AbstractPipeline.evaluate(AbstractPipeline.java:234)
at
java.base/java.util.stream.ReferencePipeline.forEach(ReferencePipeline.java:596)
at
java.base/java.util.stream.ReferencePipeline$7$1.accept(ReferencePipeline.java:276)
at
java.base/java.util.ArrayList$ArrayListSpliterator.forEachRemaining(ArrayList.java:1708)
at
java.base/java.util.stream.AbstractPipeline.copyInto(AbstractPipeline.java:509)
at
java.base/java.util.stream.AbstractPipeline.wrapAndCopyInto(AbstractPipeline.java:499)
at
java.base/java.util.stream.ForEachOps$ForEachOp.evaluateSequential(ForEachOps.java:151)
at
java.base/java.util.stream.ForEachOps$ForEachOp$OfRef.evaluateSequential(ForEachOps.java:174)
at
java.base/java.util.stream.AbstractPipeline.evaluate(AbstractPipeline.java:234)
at
java.base/java.util.stream.ReferencePipeline.forEach(ReferencePipeline.java:596)
at java.base/java.util.ArrayList.forEach(ArrayList.java:1596)
at java.base/java.util.ArrayList.forEach(ArrayList.java:1596){noformat}
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