lua eval

redis incr命令： http://www.yiibai.com/redis/strings_incr.html

redis 脚本菜鸟教程

http://www.runoob.com/redis/redis-scripting.html

redis 执行lua脚本

http://www.cnblogs.com/yanghuahui/p/3697996.html

http://blog.csdn.net/wzzfeitian/article/details/42081837