Kafka java Client 错误 org.apache.kafka.clients.NetworkClient Error connecting to node 1 at slave2:909

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开发环境：win10+Eclipse
服务器：centos+kafka0.10.2

错误：

[2017-09-09 13:34:40,648] [DEBUG] org.apache.kafka.clients.NetworkClient Initiating connection to node 1 at slave2:9092. [2017-09-09 13:34:40,648] [DEBUG] org.apache.kafka.clients.NetworkClient Error connecting to node 1 at slave2:9092: java.io.IOException: Can't resolve address: slave2:9092    at org.apache.kafka.common.network.Selector.connect(Selector.java:182)    at org.apache.kafka.clients.NetworkClient.initiateConnect(NetworkClient.java:629)    at org.apache.kafka.clients.NetworkClient.ready(NetworkClient.java:186)    at org.apache.kafka.clients.producer.internals.Sender.run(Sender.java:184)    at org.apache.kafka.clients.producer.internals.Sender.run(Sender.java:139)    at java.lang.Thread.run(Unknown Source)Caused by: java.nio.channels.UnresolvedAddressException    at sun.nio.ch.Net.checkAddress(Unknown Source)    at sun.nio.ch.SocketChannelImpl.connect(Unknown Source)    at org.apache.kafka.common.network.Selector.connect(Selector.java:179)    ... 5 more

解决方案：
在开发环境的hosts文件中添加解析

# localhost name resolution is handled within DNS itself.#   127.0.0.1       localhost#   ::1             localhost192.168.17.13 slave1192.168.17.14 slave2192.168.17.15 slave3

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