启动nginx
[root@nginx-1.8.0 vhosts]# /opt/nginx/sbin/nginx -t 【检查配置是否正确】
nginx: the configuration file /opt/nginx/conf/nginx.conf syntax is ok
nginx: configuration file /opt/nginx/conf/nginx.conf test is successful
[root@host-192-168-1-102 vhosts]# /opt/nginx/sbin/nginx 【启动nginx】