Nginx配置反向代理时报错, (13: Permission denied) while connecting to upstream It turns out my issue was due to SELinux. 是SELinux的配置问题引起的 通过查看nginx的error.log 解决方法比较简单,通过以下操作即可: setsebool -P httpd_can_network_connect on -P 参数是持久生效的意思