0001-Add-no_idle_notification.patch

From c4b230876f7e3e5cfc2015342af77a5960b001c3 Mon Sep 17 00:00:00 2001
From: Ryan Dahl <ry@tinyclouds.org>
Date: Thu, 22 Mar 2012 15:41:11 -0700
Subject: [PATCH] Add --no_idle_notification

Will result in less aggressive GC - but probably less CPU.
---
 src/node.cc |   22 +++++++++++++++-------
 1 files changed, 15 insertions(+), 7 deletions(-)

diff --git a/src/node.cc b/src/node.cc
index d7c26ff..63ff49a 100644
--- a/src/node.cc
+++ b/src/node.cc
@@ -157,6 +157,7 @@ static uv_check_t gc_check;
 static uv_idle_t gc_idle;
 static uv_timer_t gc_timer;
 bool need_gc;
+static bool no_idle_notification; // command line flag
 
 
 #define FAST_TICK 700.
@@ -2199,6 +2200,7 @@ static void PrintHelp() {
          "  --v8-options         print v8 command line options\n"
          "  --vars               print various compiled-in variables\n"
          "  --max-stack-size=val set max v8 stack size (bytes)\n"
+         "  --no_idle_notification do not try to notify v8 about being idle\n"
          "\n"
          "Environment variables:\n"
 #ifdef _WIN32
@@ -2224,6 +2226,9 @@ static void ParseArgs(int argc, char **argv) {
     if (strstr(arg, "--debug") == arg) {
       ParseDebugOpt(arg);
       argv[i] = const_cast<char*>("");
+    } else if (strstr(arg, "--no_idle_notification") == arg) {
+      no_idle_notification = true;
+      argv[i] = const_cast<char*>("");
     } else if (strcmp(arg, "--version") == 0 || strcmp(arg, "-v") == 0) {
       printf("%s\n", NODE_VERSION);
       exit(0);
@@ -2556,15 +2561,18 @@ char** Init(int argc, char *argv[]) {
   uv_idle_init(uv_default_loop(), &tick_spinner);
   uv_unref(uv_default_loop());
 
-  uv_check_init(uv_default_loop(), &gc_check);
-  uv_check_start(&gc_check, node::Check);
-  uv_unref(uv_default_loop());
+  if (!no_idle_notification) {
 
-  uv_idle_init(uv_default_loop(), &gc_idle);
-  uv_unref(uv_default_loop());
+    uv_check_init(uv_default_loop(), &gc_check);
+    uv_check_start(&gc_check, node::Check);
+    uv_unref(uv_default_loop());
 
-  uv_timer_init(uv_default_loop(), &gc_timer);
-  uv_unref(uv_default_loop());
+    uv_idle_init(uv_default_loop(), &gc_idle);
+    uv_unref(uv_default_loop());
+
+    uv_timer_init(uv_default_loop(), &gc_timer);
+    uv_unref(uv_default_loop());
+  }
 
   V8::SetFatalErrorHandler(node::OnFatalError);
 
-- 
1.7.2