mac下启动命令：
sudo su - root
cd /usr/local/bin/
./redis-server ../etc/redis.conf
cd /software/zookeeper-3.4.11/bin
./zkServer.sh start ../conf/zoo.cfg
zookeeper停止命令：
./zkServer.sh stop
测试zookeeper连接：
./zkCli.sh -server 127.0.0.1:2181