From 573d7d39dc32ae1d7cfcfc2aff872e8220e0f436 Mon Sep 17 00:00:00 2001
From: chencheng <sorrycc@gmail.com>
Date: Thu, 13 Nov 2014 14:47:11 +0800
Subject: [PATCH] perf(index): limit query count to improve index performance

---
 lib/download.js | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/lib/download.js b/lib/download.js
index 18bbfd8..2dd5b16 100644
--- a/lib/download.js
+++ b/lib/download.js
@@ -16,7 +16,7 @@ exports.save = function(package) {
 };
 
 exports.stat = function(callback) {
-  return download.find({}).sort({ time: -1 }).exec(function(err, results) {
+  return download.find({}).limit(50).sort({ time: -1 }).exec(function(err, results) {
     var res = [];
     var todayDownloads = [];
     for (var i in results) {