[2021-07-29 21:41:11,542] INFO Logs loading complete in 282 ms. (kafka.log.LogManager)
[2021-07-29 21:41:11,552] INFO Starting log cleanup with a period of 300000 ms. (kafka.log.LogManager)
[2021-07-29 21:41:11,553] INFO Starting log flusher with a default period of 9223372036854775807 ms. (kafka.log.LogManager)
[2021-07-29 21:41:11,780] ERROR [KafkaServer id=0] Fatal error during KafkaServer startup. Prepare to shutdown (kafka.server.KafkaServer)
org.apache.kafka.common.KafkaException: Socket server failed to bind to 114.115.219.189:9092: Cannot assign requested address.
	at kafka.network.Acceptor.openServerSocket(SocketServer.scala:450)
	at kafka.network.Acceptor.<init>(SocketServer.scala:340)
	at kafka.network.SocketServer.$anonfun$createAcceptorAndProcessors$1(SocketServer.scala:146)
	at scala.collection.mutable.ResizableArray.foreach(ResizableArray.scala:58)
	at scala.collection.mutable.ResizableArray.foreach$(ResizableArray.scala:51)
	at scala.collection.mutable.ArrayBuffer.foreach(ArrayBuffer.scala:47)
	at kafka.network.SocketServer.createAcceptorAndProcessors(SocketServer.scala:142)
	at kafka.network.SocketServer.startup(SocketServer.scala:91)
	at kafka.server.KafkaServer.startup(KafkaServer.scala:250)
	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.BindException: Cannot assign requested address
	at sun.nio.ch.Net.bind0(Native Method)
	at sun.nio.ch.Net.bind(Net.java:433)
	at sun.nio.ch.Net.bind(Net.java:425)
	at sun.nio.ch.ServerSocketChannelImpl.bind(ServerSocketChannelImpl.java:223)
	at sun.nio.ch.ServerSocketAdaptor.bind(ServerSocketAdaptor.java:74)
	at sun.nio.ch.ServerSocketAdaptor.bind(ServerSocketAdaptor.java:67)
	at kafka.network.Acceptor.openServerSocket(SocketServer.scala:446)
	... 11 more

//出现kafka连接不上的问题，要这么配置
listeners=PLAINTEXT://:9092
advertised.listeners=PLAINTEXT://114.115.20.100:9092