![zookeeper heartbeat timeout synctime zookeeper heartbeat timeout synctime](https://usermanual.wiki/Document/Kafka20The20Definitive20Guide.1619501312/asset-29.png)
INFO Client environment:java.vendor=Oracle Corporation () INFO Client environment:java.version=1.8.0_172 ()
![zookeeper heartbeat timeout synctime zookeeper heartbeat timeout synctime](https://img-blog.csdnimg.cn/20201103163919156.png)
![zookeeper heartbeat timeout synctime zookeeper heartbeat timeout synctime](https://miro.medium.com/max/1024/0*n0OGkYumPtlTqYP2.png)
INFO Client environment:host.name=master () INFO Initializing a new session to master. INFO Connecting to zookeeper on master: () config/server.properties bin]# INFO Registered kafka:type=kafka.Log4jController MBean (4jControllerRegistration$)