Changes with nginx 1.3.16 16 Apr 2013 *) Bugfix: a segmentation fault might occur in a worker process if subrequests were used; the bug had appeared in 1.3.9. *) Bugfix: the "tcp_nodelay" directive caused an error if a WebSocket connection was proxied into a unix domain socket. *) Bugfix: the $upstream_response_length variable has an incorrect value "0" if buffering was not used. Thanks to Piotr Sikora. *) Bugfix: in the eventport and /dev/poll methods. -- Maxim Dounin http://nginx.org/en/donation.html