安装（滤过）
启动（滤过）
坑（开始）---
topic creat完成后准备使用console-produce发布一个topic，错误如下：
[2018-06-12 14:51:15,514] WARN [Producer clientId=console-producer] Error while fetching metadata with correlation id 3 : {first=LEADER_NOT_AVAILABLE} (org.apache.kafka.clients.NetworkClient) [2018-06-12 14:51:15,655] WARN [Producer clientId=console-producer] Error while fetching metadata with correlation id 4 : {first=LEADER_NOT_AVAILABLE} (org.apache.kafka.clients.NetworkClient) [2018-06-12 14:51:15,761] WARN [Producer clientId=console-producer] Error while fetching metadata with correlation id 5 : {first=LEADER_NOT_AVAILABLE} (org.apache.kafka.clients.NetworkClient) [2018-06-12 14:51:15,868] WARN [Producer clientId=console-producer] Error while fetching metadata with correlation id 6 : {first=LEADER_NOT_AVAILABLE} (org.apache.kafka.clients.NetworkClient) [2018-06-12 14:51:15,975] WARN [Producer clientId=console-producer] Error while fetching metadata with correlation id 7 : {first=LEADER_NOT_AVAILABLE} (org.apache.kafka.clients.NetworkClient) [2018-06-12 14:51:16,083] WARN [Producer clientId=console-producer] Error while fetching metadata with correlation id 8 : {first=LEADER_NOT_AVAILABLE} (org.apache.kafka.clients.NetworkClient) [2018-06-12 14:51:16,189] WARN [Producer clientId=console-producer] Error while fetching metadata with correlation id 9 : {first=LEADER_NOT_AVAILABLE} (org.apache.kafka.clients.NetworkClient)
解决方案：
修改kafka的server.properties的配置
listeners=PLAINTEXT://:9092
修改为
port=9092 host.name=x.x.x.x #配置相应的服务器的IP地址即可。
重启后，生效。