Vladimir Porshkevich created KAFKA-5065: -------------------------------------------
Summary: AbstractCoordinator.ensureCoordinatorReady() stuck in loop if absent any bootstrap servers Key: KAFKA-5065 URL: https://issues.apache.org/jira/browse/KAFKA-5065 Project: Kafka Issue Type: Bug Components: clients Affects Versions: 0.10.2.0, 0.10.1.1, 0.10.1.0, 0.10.0.1, 0.10.0.0 Reporter: Vladimir Porshkevich If Consumer started with wrong bootstrap servers or absent any valid servers, and Thread call Consumer.poll(timeout) with any timeout Thread stuck in loop with debug logs like {noformat} org.apache.kafka.common.network.Selector - Connection with /172.31.1.100 disconnected java.net.ConnectException: Connection timed out: no further information at sun.nio.ch.SocketChannelImpl.checkConnect(Native Method) at sun.nio.ch.SocketChannelImpl.finishConnect(SocketChannelImpl.java:717) at org.apache.kafka.common.network.PlaintextTransportLayer.finishConnect(PlaintextTransportLayer.java:51) at org.apache.kafka.common.network.KafkaChannel.finishConnect(KafkaChannel.java:81) at org.apache.kafka.common.network.Selector.pollSelectionKeys(Selector.java:335) at org.apache.kafka.common.network.Selector.poll(Selector.java:303) at org.apache.kafka.clients.NetworkClient.poll(NetworkClient.java:349) at org.apache.kafka.clients.consumer.internals.ConsumerNetworkClient.poll(ConsumerNetworkClient.java:226) at org.apache.kafka.clients.consumer.internals.ConsumerNetworkClient.poll(ConsumerNetworkClient.java:203) at org.apache.kafka.clients.consumer.internals.ConsumerNetworkClient.awaitMetadataUpdate(ConsumerNetworkClient.java:138) at org.apache.kafka.clients.consumer.internals.AbstractCoordinator.ensureCoordinatorReady(AbstractCoordinator.java:216) at org.apache.kafka.clients.consumer.internals.AbstractCoordinator.ensureCoordinatorReady(AbstractCoordinator.java:193) at org.apache.kafka.clients.consumer.internals.ConsumerCoordinator.poll(ConsumerCoordinator.java:275) at org.apache.kafka.clients.consumer.KafkaConsumer.pollOnce(KafkaConsumer.java:1030) at org.apache.kafka.clients.consumer.KafkaConsumer.poll(KafkaConsumer.java:995) at com.example.SccSpringCloudDemoApplication.main(SccSpringCloudDemoApplication.java:46) {noformat} Problem with AbstractCoordinator.ensureCoordinatorReady() method It uses Long.MAX_VALUE as timeout. -- This message was sent by Atlassian JIRA (v6.3.15#6346)