【发布时间】:2018-12-29 22:45:35
【问题描述】:
在 AWS 上运行 ubuntu。当我尝试启动 Kafka 时,我看到了这个异常:
[2018-07-22 06:18:44,467] ERROR [KafkaServer id=0] Fatal error during KafkaServer startup. Prepare to shutdown (kafka.server.KafkaServer)
java.net.UnknownHostException: ip-10-153-166-139: ip-10-153-166-139: Name or service not known
at java.net.InetAddress.getLocalHost(InetAddress.java:1505)
at kafka.server.KafkaServer$$anonfun$3.apply(KafkaServer.scala:390)
at kafka.server.KafkaServer$$anonfun$3.apply(KafkaServer.scala:388)
at scala.collection.TraversableLike$$anonfun$map$1.apply(TraversableLike.scala:234)
at scala.collection.TraversableLike$$anonfun$map$1.apply(TraversableLike.scala:234)
at scala.collection.mutable.ResizableArray$class.foreach(ResizableArray.scala:59)
at scala.collection.mutable.ArrayBuffer.foreach(ArrayBuffer.scala:48)
at scala.collection.TraversableLike$class.map(TraversableLike.scala:234)
at scala.collection.AbstractTraversable.map(Traversable.scala:104)
at kafka.server.KafkaServer.createBrokerInfo(KafkaServer.scala:388)
at kafka.server.KafkaServer.startup(KafkaServer.scala:256)
at kafka.server.KafkaServerStartable.startup(KafkaServerStartable.scala:38)
at kafka.Kafka$.main(Kafka.scala:75)
at kafka.Kafka.main(Kafka.scala)
Caused by: java.net.UnknownHostException: ip-10-153-166-139: Name or service not known
at java.net.Inet6AddressImpl.lookupAllHostAddr(Native Method)
at java.net.InetAddress$2.lookupAllHostAddr(InetAddress.java:928)
at java.net.InetAddress.getAddressesFromNameService(InetAddress.java:1323)
at java.net.InetAddress.getLocalHost(InetAddress.java:1500)
... 13 more
[2018-07-22 06:18:44,469] INFO [KafkaServer id=0] shutting down (kafka.server.KafkaServer)
自从我开始使用这张图片后,我就注意到了这一点:
ubuntu@ip-10-153-166-139:
为什么“ip”会附加到 kafka 服务器试图用来完全启动的实例 ip?有没有我可以更改的系统配置,所以只有 ip 本身由 getLocalHost 返回?
【问题讨论】:
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ip-10-153-166-139 是解析为您的 EC2 实例的主要私有 IPv4 地址的内部 DNS 主机名。看看这个 SO 的答案是否有帮助:stackoverflow.com/questions/27191347/…
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显示你的 Kafka 服务器属性文件
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@mazaneicha 正是我所需要的,非常感谢。
标签: ubuntu amazon-ec2 apache-kafka