Question

当我尝试使用kafka控制台工具（V 0.9.0.1，我认为这使用旧的消费者API）来消费来自ec2中托管的kafka服务器的消息时我得到以下例外。我怎么能克服这个？

＃。/ kafka-console-consumer.sh --zookeeper zookeeper1.xx.com:2181 - 主题MY_TOPIC - 从头开始

[2016-04-06 14:34:58,219] WARN Fetching topic metadata with correlation id 0 for topics [Set(MY_TOPIC)] from broker [BrokerEndPoint(1014,kafka3.xx.com,9092)] failed (kafka.client.ClientUtils$)
java.nio.channels.ClosedChannelException
    at kafka.network.BlockingChannel.send(BlockingChannel.scala:110)
    at kafka.producer.SyncProducer.liftedTree1$1(SyncProducer.scala:75)
    at kafka.producer.SyncProducer.kafka$producer$SyncProducer$$doSend(SyncProducer.scala:74)
    at kafka.producer.SyncProducer.send(SyncProducer.scala:119)
    at kafka.client.ClientUtils$.fetchTopicMetadata(ClientUtils.scala:59)
    at kafka.client.ClientUtils$.fetchTopicMetadata(ClientUtils.scala:94)
    at kafka.consumer.ConsumerFetcherManager$LeaderFinderThread.doWork(ConsumerFetcherManager.scala:66)
    at kafka.utils.ShutdownableThread.run(ShutdownableThread.scala:63)
[2016-04-06 14:34:58,222] WARN Fetching topic metadata with correlation id 0 for topics [Set(MY_TOPIC)] from broker [BrokerEndPoint(1013,kafka22.xx.com,9092)] failed (kafka.client.ClientUtils$)
java.nio.channels.ClosedChannelException
    at kafka.network.BlockingChannel.send(BlockingChannel.scala:110)
    at kafka.producer.SyncProducer.liftedTree1$1(SyncProducer.scala:75)
    at kafka.producer.SyncProducer.kafka$producer$SyncProducer$$doSend(SyncProducer.scala:74)
    at kafka.producer.SyncProducer.send(SyncProducer.scala:119)
    at kafka.client.ClientUtils$.fetchTopicMetadata(ClientUtils.scala:59)
    at kafka.client.ClientUtils$.fetchTopicMetadata(ClientUtils.scala:94)
    at kafka.consumer.ConsumerFetcherManager$LeaderFinderThread.doWork(ConsumerFetcherManager.scala:66)
    at kafka.utils.ShutdownableThread.run(ShutdownableThread.scala:63)
[2016-

Answer 1

原始的封闭频道例外的原因是，我有一些DNS问题，我通过编辑我的本地主机文件解决了这个问题

Answer 2

这实际上是一个警告 - 没什么大不了的。可能是你的话题被破坏了？尝试重新创建主题。

Answer 3

我可以通过将advertised.host.name设置为配置文件

来解决此问题

Kafka抛出java.nio.channels.ClosedChannelException

3 个答案: