command里的脚本如果用相对路径执行，要用bash执行，不要直接执行脚本，也不要用./执行脚本，或者不用相对路径，直接用绝对路径执行脚本。

参考：https://stackoverflow.com/questions/22421140/how-to-set-supervisor-to-run-a-shell-script/25701570#25701570

[program:zookeeper]
command=bash bin/zookeeper-server-start.sh config/zookeeper.properties
process_name=zookeeper
directory=/Users/wangjinyu/server/kafka
user=wangjinyu
;environment=JAVA_HOME=/Library/Java/JavaVirtualMachines/jdk1.8.0_231.jdk/Contents/Home
stdout_logfile=/varf/www/logs/kafka/zookeeper_out.log
stderr_logfile=/var/www/logs/kafka/zookeeper_err.log
stdout_logfile_maxbytes=0
stderr_logfile_maxbytes=0
[program:kafka_producer]
command=bash bin/kafka-server-start.sh config/server.properties
process_name=kafka_producer
directory=/Users/wangjinyu/server/kafka
user=wangjinyu
;environment=JAVA_HOME=/Library/Java/JavaVirtualMachines/jdk1.8.0_231.jdk/Contents/Home
stdout_logfile=/var/www/logs/kafka/producer_out.log
stderr_logfile=/var/www/logs/kafka/producer_err.log
stdout_logfile_maxbytes=0
stderr_logfile_maxbytes=0