A long-standing bug in Safari causes file uploads to hang when keepalive connections are improperly reused. https://bugs.webkit.org/show_bug.cgi?id=5760 In Apache, disabling keepalive support for Webkit solves this problem. Is there a way to do this with nginx? - Joshua Posted at Nginx Forum: http://forum.nginx.org/read.php?2,45489,45489#msg-45489