nginx反向代理二级页面

upstream h5_game {
      server  10.0.100.153:80;
}
server{
    listen 3116; 
    server_name  www.xxx.com;
    location / {
        proxy_pass         http://h5_game;  
        proxy_set_header   Host             $host;
        proxy_set_header   X-Real-IP        $remote_addr;
        proxy_set_header   X-Forwarded-For  $proxy_add_x_forwarded_for;
    }

location /big/ {
        proxy_pass http://10.0.100.153:80/big/;

}
location /small/ { 
        proxy_pass http://10.0.100.153:80/small/;

}
}