你检查this?

如果我没有记错，你要使用的Apache + Nginx的错误的方式。
Nginx的应该是第一个服务请求，并传回的Apache / Django的非静态的。否则没有太多从nginx的...

If I am not mistaken you are trying to use Apache+nginx the wrong way. Nginx should be the first one serving requests and pass back to apache/django the non-static ones. Otherwise there is not much to gain from nginx...