search for: fastcgi_keep_conn

...a worker process if resolver was used with the poll method. *) Bugfix: nginx might hog CPU during SSL handshake with a backend if the select, poll, or /dev/poll methods were used. *) Bugfix: the "[crit] SSL_write() failed (SSL:)" error. *) Bugfix: in the "fastcgi_keep_conn" directive. -- Maxim Dounin http://nginx.com/support.html