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Bruno Cadonna commented on KAFKA-15020: --------------------------------------- I encountered the same build failure as [~jlprat] reported: https://ci-builds.apache.org/job/Kafka/job/kafka-pr/job/PR-13712/5/testReport/integration.kafka.server/FetchFromFollowerIntegrationTest/Build___JDK_8_and_Scala_2_12___testRackAwareRangeAssignor___2/ > integration.kafka.server.FetchFromFollowerIntegrationTest.testRackAwareRangeAssignor > test is flaky > -------------------------------------------------------------------------------------------------- > > Key: KAFKA-15020 > URL: https://issues.apache.org/jira/browse/KAFKA-15020 > Project: Kafka > Issue Type: Test > Reporter: Atul Sharma > Priority: Major > > Sometimes the test fails with the following log: > {code:java} > Gradle Test Run :core:integrationTest > Gradle Test Executor 175 > > FetchFromFollowerIntegrationTest > testRackAwareRangeAssignor() FAILED > org.opentest4j.AssertionFailedError: Consumed 0 records before timeout > instead of the expected 2 records > at org.junit.jupiter.api.AssertionUtils.fail(AssertionUtils.java:38) > at org.junit.jupiter.api.Assertions.fail(Assertions.java:135) > at kafka.utils.TestUtils$.pollUntilAtLeastNumRecords(TestUtils.scala:1087) > at > integration.kafka.server.FetchFromFollowerIntegrationTest.$anonfun$testRackAwareRangeAssignor$11(FetchFromFollowerIntegrationTest.scala:216) > at > integration.kafka.server.FetchFromFollowerIntegrationTest.$anonfun$testRackAwareRangeAssignor$11$adapted(FetchFromFollowerIntegrationTest.scala:215) > at scala.collection.mutable.ResizableArray.foreach(ResizableArray.scala:62) > at scala.collection.mutable.ResizableArray.foreach$(ResizableArray.scala:55) > at scala.collection.mutable.ArrayBuffer.foreach(ArrayBuffer.scala:49) > at > integration.kafka.server.FetchFromFollowerIntegrationTest.verifyAssignments$1(FetchFromFollowerIntegrationTest.scala:215) > at > integration.kafka.server.FetchFromFollowerIntegrationTest.testRackAwareRangeAssignor(FetchFromFollowerIntegrationTest.scala:244) > {code} -- This message was sent by Atlassian Jira (v8.20.10#820010)