kafka 3.0 离线安装
1.安装zookeeper
解压apache-zookeeper-3.8.0-bin.tar.gz到指定目录，复制conf目录下zoo_sample.cfg到zoo.cfg，并修改配置。
# The number of milliseconds of each tick
tickTime=2000
# The number of ticks that the initial
# synchronization phase can take
initLimit=10
# The number of ticks that can pass between
# sending a request and getting an acknowledgement
syncLimit=5
# the directory where th