| broker.id | 0 | 多个Kafka服务不能相同 | 
| port | 9092 | KAFKA绑定的端口 | 
| zookeeper.connect | localhost:2181 | ZooKeeper的连接URL | 
| zookeeper.connection.timeout.ms | 1000000 | ZooKeeper的超时连接时间 | 
| log.dirs | /tmp/kafka-logs | 
| #host.name=HDP125 | 无 | 主机名 | 
| #advertised.host.name | HDP125 |  | 
| #advertised.port | 9092 |  | 
| num.network.threads | 2 |  | 
| num.io.threads | 8 | 
| socket.send.buffer.bytes | 1048576 | 
| socket.receive.buffer.bytes | 1048576 | 
| socket.request.max.bytes | 104857600 | 
| num.partitions | 2 | 
| #log.flush.interval.messages | 10000 | 
| #log.flush.interval.ms | 1000 | 
| log.retention.hours | 168 | 
| #log.retention.bytes | 1073741824 | 
| log.segment.bytes | 536870912 | 
| log.retention.check.interval.ms | 60000 | 
| log.cleaner.enable | false |