我得到了很多499 NGINX错误码。我知道这是客户端的问题。这不是NGINX或我的uWSGI堆栈的问题。当a得到499时，我注意到uWSGI日志中的相关性。

address space usage: 383692800 bytes/365MB} {rss usage: 167038976
bytes/159MB} [pid: 16614|app: 0|req: 74184/222373] 74.125.191.16 ()
{36 vars in 481 bytes} [Fri Oct 19 10:07:07 2012] POST /bidder/ =>
generated 0 bytes in 8 msecs (HTTP/1.1 200) 1 headers in 59 bytes (1
switches on core 1760)
SIGPIPE: writing to a closed pipe/socket/fd (probably the client
disconnected) on request /bidder/ (ip 74.125.xxx.xxx) !!!
Fri Oct 19 10:07:07 2012 - write(): Broken pipe [proto/uwsgi.c line
143] during POST /bidder/ (74.125.xxx.xxx)
IOError: write error

我正在寻找一个更深入的解释，希望我的NGINX配置uwsgi没有问题。我只看表面。好像是客户的问题。