[root@localhost/]# nginx -s reload
nginx: [alert] kill(189, 1) failed (3: No such process)  杀死189进程，可是并没有
[root@localhost /]# whereis ngnix
ngnix:[root@localhost/]# 
[root@localhost /]# find / -name nginx 
/usr/local/src/nginx/sbin/nginx [root@localhost /]# find / -name nginx.conf /usr/local/src/nginx/conf/nginx.conf
[root@localhost /]# /usr/local/src/nginx/sbin/nginx -c /usr/local/src/nginx/conf/nginx.conf
[root@localhost/]# nginx -s reload      文章转载自：https://www.cnblogs.com/li1204008978/p/7865244.html