pm2启动配置文件pm2是守护nodejs进程后台运行的,异常停止后可以自动重启,并且也可以袒护其它第三方的命令行程序,比如php的命令行{"name":"应用进程名称","args":"传递给脚本的参数","script":"启动的脚本路径","exec_interpreter":"指定的脚本解释器","exec_mode":"fork","max_memory_restart":"100M",//其它参数"watch":[//监控变化的目录,一旦变化,自动重启"bin","routers"],"ignore_watch":[//从监控目录中排除"node_modules","logs","