You probably want nginx in front of pillbox. Nginx setup as a basic http proxy cache. So, CDN -> nginx -> pillbox. This is because CDNs can send lots of concu

You probably want nginx in front of pillbox. Nginx setup as a basic http proxy cache. So, CDN -> nginx -> pillbox. This is because CDNs can send lots of concurrent requests to the origin server if lots of people are requesting the same new image simultaneously.