Hello, we have an issue with the newest nginx version 1.9.14. I am not sure if this is a possible bug or a configuration problem. We use nginx with disabled request buffering (proxy_request_buffering off) We are currently using nginx 1.9.12 with HTTP/2 enabled. In this setup we don't have any issues. I am aware of the fact, that request buffering cannot be deactivated with HTTP/2 until veby n.dom - Nginx Mailing List - English