nginx 0.1.12 *) Feature: the %request_length log parameter. *) Bugfix: when using the /dev/poll, select and poll on the platforms, where these methods may do the false reports, there may be the long delay when the request was passed via the keep-alive connection. It may be at least on Solaris when using the /dev/poll. *) Bugfix: the send_lowat directive is ignored on Linux because Linux does not support the SO_SNDLOWAT option.

--- a/src/http/ngx_http_request.h
+++ b/src/http/ngx_http_request.h
@@ -298,6 +298,8 @@ struct ngx_http_request_s {
     /* used to learn the Apache compatible response length without a header */
     size_t               header_size;
 
+    size_t               request_length;
+
     u_char              *discarded_buffer;
     void               **err_ctx;
     ngx_uint_t           err_status;