From debb39eaedf46e63d22f4604da01cf26a1e8a930 Mon Sep 17 00:00:00 2001
From: Igor Sysoev <igor@sysoev.ru>
Date: Fri, 2 Apr 2004 05:14:40 +0000
Subject: nginx-0.0.3-2004-04-02-09:14:40 import

---
 src/event/ngx_event_timer.h | 9 ++++++++-
 1 file changed, 8 insertions(+), 1 deletion(-)

(limited to 'src/event/ngx_event_timer.h')

diff --git a/src/event/ngx_event_timer.h b/src/event/ngx_event_timer.h
index 0eae57043..bf5d15515 100644
--- a/src/event/ngx_event_timer.h
+++ b/src/event/ngx_event_timer.h
@@ -77,7 +77,14 @@ ngx_inline static void ngx_event_add_timer(ngx_event_t *ev, ngx_msec_t timer)
 #endif
 
     if (ev->timer_set) {
-        if (key - ev->rbtree_key < 50) {
+
+        /*
+         * Use the previous timer value if a difference between them is less
+         * then 100 milliseconds.  It allows to minimize the rbtree operations
+         * for the fast connections.
+         */
+
+        if (key - ev->rbtree_key < 100 / NGX_TIMER_RESOLUTION) {
             ngx_log_debug3(NGX_LOG_DEBUG_EVENT, ev->log, 0,
                            "event timer: %d, old: %d, new: %d",
                             ngx_event_ident(ev->data), ev->rbtree_key, key);
-- 
cgit