参考博客

https://www.cnblogs.com/hanyifeng/p/5463338.html

https://www.cnblogs.com/zengkefu/p/5606875.html

http://blog.youkuaiyun.com/u011630575/article/details/52055116


logger -i -t "my_test" -p local3.notice "test_info" 


$ cat /var/log/my_test.log  

    May 5 21:27:37 gino-virtual-machine my_test[3651]: test_info



-i 在每行都记录进程ID

-t my_test每行记录都加上“my_test”这个标签

-p local3.notice 设置记录的设备和级别

"test_info"  输出信息