Más cosas en configuración de nginx

nginx/default.conf

@@ -24,6 +24,16 @@ server {
 
     location /media/ {
         alias /app/mediafiles/;
+	expires 1y;
+	add_header Cache-Control "public, max-age=31536000, immutable";
+
+	# Optimize for small files, combine small packets, and send directly
+	tcp_nodelay on;
+	tcp_nopush on;
+	sendfile on;
+
+	# Logging off for high-traffic image serving
+	access_log off;
     }
 
     error_page   500 502 503 504  /50x.html;