카프카 서버를 실행할 수 없습니다.

Question

Ubuntu에 kafka 서버를 실행하려고합니다. 내가이 명령을 실행하고 때 :이 오류를 얻고있다

> bin/kafka-server-start.sh config/server.properties 

:

> bin/zookeeper-server-start.sh config/zookeeper.properties 

를 내가이 명령에 의해 카프카 서버를 실행하려고 할 때 난 아무것도 받고 있지 않다.

WARN Session 0x0 for server null, unexpected error, closing socket connection and attempting reconnect (org.apache.zookeeper.ClientCnxn) 
java.net.ConnectException: Connection refused 
    at sun.nio.ch.SocketChannelImpl.checkConnect(Native Method) 
    at sun.nio.ch.SocketChannelImpl.finishConnect(SocketChannelImpl.java:717) 
    at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:361) 
    at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1081) 
[2017-05-23 13:22:45,136] INFO Terminate ZkClient event thread. (org.I0Itec.zkclient.ZkEventThread) 
[2017-05-23 13:22:45,754] INFO Opening socket connection to server localhost/127.0.0.1:2181. Will not attempt to authenticate using SASL (unknown error) (org.apache.zookeeper.ClientCnxn) 
[2017-05-23 13:22:45,857] INFO Session: 0x0 closed (org.apache.zookeeper.ZooKeeper) 
[2017-05-23 13:22:45,859] FATAL Fatal error during KafkaServer startup. Prepare to shutdown (kafka.server.KafkaServer) 
org.I0Itec.zkclient.exception.ZkTimeoutException: Unable to connect to zookeeper server within timeout: 6000 
    at org.I0Itec.zkclient.ZkClient.connect(ZkClient.java:1223) 
    at org.I0Itec.zkclient.ZkClient.<init>(ZkClient.java:155) 
    at org.I0Itec.zkclient.ZkClient.<init>(ZkClient.java:129) 
    at kafka.utils.ZkUtils$.createZkClientAndConnection(ZkUtils.scala:89) 
    at kafka.utils.ZkUtils$.apply(ZkUtils.scala:71) 
    at kafka.server.KafkaServer.initZk(KafkaServer.scala:278) 
    at kafka.server.KafkaServer.startup(KafkaServer.scala:168) 
    at kafka.server.KafkaServerStartable.startup(KafkaServerStartable.scala:37) 
    at kafka.Kafka$.main(Kafka.scala:67) 
    at kafka.Kafka.main(Kafka.scala) 
[2017-05-23 13:22:45,859] INFO EventThread shut down (org.apache.zookeeper.ClientCnxn) 
[2017-05-23 13:22:45,860] INFO shutting down (kafka.server.KafkaServer) 
[2017-05-23 13:22:45,867] INFO shut down completed (kafka.server.KafkaServer) 
[2017-05-23 13:22:45,868] FATAL Fatal error during KafkaServerStartable startup. Prepare to shutdown (kafka.server.KafkaServerStartable) 
org.I0Itec.zkclient.exception.ZkTimeoutException: Unable to connect to zookeeper server within timeout: 6000 
    at org.I0Itec.zkclient.ZkClient.connect(ZkClient.java:1223) 
    at org.I0Itec.zkclient.ZkClient.<init>(ZkClient.java:155) 
    at org.I0Itec.zkclient.ZkClient.<init>(ZkClient.java:129) 
    at kafka.utils.ZkUtils$.createZkClientAndConnection(ZkUtils.scala:89) 
    at kafka.utils.ZkUtils$.apply(ZkUtils.scala:71) 
    at kafka.server.KafkaServer.initZk(KafkaServer.scala:278) 
    at kafka.server.KafkaServer.startup(KafkaServer.scala:168) 
    at kafka.server.KafkaServerStartable.startup(KafkaServerStartable.scala:37) 
    at kafka.Kafka$.main(Kafka.scala:67) 
    at kafka.Kafka.main(Kafka.scala) 
[2017-05-23 13:22:45,871] INFO shutting down (kafka.server.KafkaServer) 

Answer 1

카프카 출력은 사육사가 시작되지 않음을 나타냅니다.

zookeeper-server-start.sh에서 출력이 나오지 않으면 zookeeper.log를 확인하십시오. 그래도 문제가 해결되지 않으면 ps를 사용하여 동물원 자바 프로세스를 찾으십시오 (예 :

ps -elf | grep zookeeper

실행중인 경우 프로세스의 PID를 사용하여 스레드 덤프를 얻거나 디버거를 연결하여 멈추는 위치를 확인할 수 있습니다. 도움이 되길 바랍니다.