[ https://issues.apache.org/jira/browse/KAFKA-6268?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Rajini Sivaram resolved KAFKA-6268. ----------------------------------- Resolution: Duplicate Fix Version/s: (was: 2.1.0) 2.0.0 Fixed under KAFKA-7111. > Tools should now swallow exceptions like resolving network names > ---------------------------------------------------------------- > > Key: KAFKA-6268 > URL: https://issues.apache.org/jira/browse/KAFKA-6268 > Project: Kafka > Issue Type: Bug > Components: core > Affects Versions: 0.11.0.1 > Reporter: Antony Stubbs > Assignee: Stanislav Kozlovski > Priority: Major > Fix For: 2.0.0 > > > The cli consumer client shows nothing when it can't resolve a domain. This > and other errors like it should be shown to the user by default. You have to > turn on DEBUG level logging in the tools log4j to find there is an error. > {{[2017-11-23 16:40:56,401] DEBUG Error connecting to node > as-broker-1-eu-west-1b-public:9092 (id: 1 rack: null) > (org.apache.kafka.clients.NetworkClient) > java.io.IOException: Can't resolve address: as-broker-1-eu-west-1b-public:9092 > at org.apache.kafka.common.network.Selector.connect(Selector.java:195) > at > org.apache.kafka.clients.NetworkClient.initiateConnect(NetworkClient.java:764) > at > org.apache.kafka.clients.NetworkClient.access$600(NetworkClient.java:60) > at > org.apache.kafka.clients.NetworkClient$DefaultMetadataUpdater.maybeUpdate(NetworkClient.java:908) > at > org.apache.kafka.clients.NetworkClient$DefaultMetadataUpdater.maybeUpdate(NetworkClient.java:819) > at org.apache.kafka.clients.NetworkClient.poll(NetworkClient.java:431) > at > org.apache.kafka.clients.consumer.internals.ConsumerNetworkClient.poll(ConsumerNetworkClient.java:232) > at > org.apache.kafka.clients.consumer.internals.ConsumerNetworkClient.poll(ConsumerNetworkClient.java:208) > at > org.apache.kafka.clients.consumer.internals.ConsumerNetworkClient.poll(ConsumerNetworkClient.java:199) > at > org.apache.kafka.clients.consumer.internals.ConsumerNetworkClient.awaitMetadataUpdate(ConsumerNetworkClient.java:134) > at > org.apache.kafka.clients.consumer.internals.AbstractCoordinator.ensureCoordinatorReady(AbstractCoordinator.java:223) > at > org.apache.kafka.clients.consumer.internals.AbstractCoordinator.ensureCoordinatorReady(AbstractCoordinator.java:200) > at > org.apache.kafka.clients.consumer.internals.ConsumerCoordinator.poll(ConsumerCoordinator.java:286) > at > org.apache.kafka.clients.consumer.KafkaConsumer.pollOnce(KafkaConsumer.java:1078) > at > org.apache.kafka.clients.consumer.KafkaConsumer.poll(KafkaConsumer.java:1043) > at kafka.consumer.NewShinyConsumer.<init>(BaseConsumer.scala:64) > at kafka.tools.ConsoleConsumer$.run(ConsoleConsumer.scala:72) > at kafka.tools.ConsoleConsumer$.main(ConsoleConsumer.scala:53) > at kafka.tools.ConsoleConsumer.main(ConsoleConsumer.scala) > Caused by: java.nio.channels.UnresolvedAddressException > at sun.nio.ch.Net.checkAddress(Net.java:101) > at sun.nio.ch.SocketChannelImpl.connect(SocketChannelImpl.java:622) > at org.apache.kafka.common.network.Selector.connect(Selector.java:192) > ... 18 more > }} -- This message was sent by Atlassian JIRA (v7.6.3#76005)