我安装了kafka，根据链接工作正常：Digital Ocean Tutorial
我想通过点击：http://localhost:2181
在我的浏览器上运行消费者我检查了Kafka和Zookeeper的错误日志：
Zookeeper（tail -f /var/log/zookeeper/zookeeper.log）：
2018-05-11 18:52:30,098 - INFO [NIOServerCxn.Factory:0.0.0.0/0.0.0.0:2181:NIOServerCnxnFactory@192] - Accepted socket connection from /0:0:0:0:0:0:0:1:46416
2018-05-11 18:52:30,098 - INFO [NIOServerCxn.Factory:0.0.0.0/0.0.0.0:2181:NIOServerCnxnFactory@192] - Accepted socket connection from /0:0:0:0:0:0:0:1:46418
2018-05-11 18:52:30,102 - WARN [NIOServerCxn.Factory:0.0.0.0/0.0.0.0:2181:NIOServerCnxn@362] - Exception causing close of session 0x0 due to java.io.IOException: Len error 1195725856
2018-05-11 18:52:30,103 - INFO [NIOServerCxn.Factory:0.0.0.0/0.0.0.0:2181:NIOServerCnxn@1008] - Closed socket connection for client /0:0:0:0:0:0:0:1:46416 (no session established for client)
2018-05-11 18:52:30,103 - WARN [NIOServerCxn.Factory:0.0.0.0/0.0.0.0:2181:NIOServerCnxn@362] - Exception causing close of session 0x0 due to java.io.IOException: Len error 1195725856
2018-05-11 18:52:30,103 - INFO [NIOServerCxn.Factory:0.0.0.0/0.0.0.0:2181:NIOServerCnxn@1008] - Closed socket connection for client /0:0:0:0:0:0:0:1:46418 (no session established for client)
2018-05-11 18:52:30,104 - INFO [NIOServerCxn.Factory:0.0.0.0/0.0.0.0:2181:NIOServerCnxnFactory@192] - Accepted socket connection from /0:0:0:0:0:0:0:1:46420
2018-05-11 18:52:30,105 - WARN [NIOServerCxn.Factory:0.0.0.0/0.0.0.0:2181:NIOServerCnxn@362] - Exception causing close of session 0x0 due to java.io.IOException: Len error 1195725856
2018-05-11 18:52:30,106 - INFO [NIOServerCxn.Factory:0.0.0.0/0.0.0.0:2181:NIOServerCnxn@1008] - Closed socket connection for client /0:0:0:0:0:0:0:1:46420 (no session established for client)
卡夫卡日志：
at org.apache.kafka.common.network.NetworkReceive.readFromReadableChannel(NetworkReceive.java:132)
at org.apache.kafka.common.network.NetworkReceive.readFrom(NetworkReceive.java:93)
at org.apache.kafka.common.network.KafkaChannel.receive(KafkaChannel.java:235)
at org.apache.kafka.common.network.KafkaChannel.read(KafkaChannel.java:196)
at org.apache.kafka.common.network.Selector.attemptRead(Selector.java:557)
at org.apache.kafka.common.network.Selector.pollSelectionKeys(Selector.java:495)
at org.apache.kafka.common.network.Selector.poll(Selector.java:424)
at kafka.network.Processor.poll(SocketServer.scala:628)
at kafka.network.Processor.run(SocketServer.scala:545)
at java.lang.Thread.run(Thread.java:748)
注意：我可以使用以下命令在终端上运行使用者：
~/kafka/bin/kafka-console-consumer.sh --zookeeper localhost:2181 --topic TutorialTopic --from-beginning