nginx 0.7.18 *) Change: the "underscores_in_headers" directive; now nginx does not allows underscores in a client request header line names. *) Feature: the ngx_http_secure_link_module. *) Feature: the "real_ip_header" directive supports any header. *) Feature: the "log_subrequest" directive. *) Feature: the $realpath_root variable. *) Feature: the "http_502" and "http_504" parameters of the "proxy_next_upstream" directive. *) Bugfix: the "http_503" parameter of the "proxy_next_upstream" or "fastcgi_next_upstream" directives did not work. *) Bugfix: nginx might send a "Transfer-Encoding: chunked" heaer line for HEAD requests. *) Bugfix: now accept threshold depends on worker_connections.

--- a/src/event/ngx_event_accept.c
+++ b/src/event/ngx_event_accept.c
@@ -82,7 +82,7 @@ ngx_event_accept(ngx_event_t *ev)
         ngx_atomic_fetch_add(ngx_stat_accepted, 1);
 #endif
 
-        ngx_accept_disabled = NGX_ACCEPT_THRESHOLD
+        ngx_accept_disabled = ngx_cycle->connection_n / 8
                               - ngx_cycle->free_connection_n;
 
         c = ngx_get_connection(s, ev->log);