缺人进程的pid:
ps aux | grep nginx
查看 pid 的路径:
ls -alh /proc/[pid]/exe
确认 nginx 使用的配置文件:
$ /home/app/midware/nginx/sbin/nginx -t
nginx: the configuration file /usr/local/nginx/conf/nginx.conf syntax is ok
nginx: configuration file /usr/local/nginx/conf/nginx.conf test is successful