From e9111b5527dbed2ca8207746cbcd757e957648e7 Mon Sep 17 00:00:00 2001
From: Nan Deng <dengnan@google.com>
Date: Thu, 19 Jun 2014 14:35:55 -0700
Subject: [PATCH] stats returned in chronological order

---
 storage/memory/memory.go | 9 +++------
 1 file changed, 3 insertions(+), 6 deletions(-)

diff --git a/storage/memory/memory.go b/storage/memory/memory.go
index 28ed31ae..539dbcd3 100644
--- a/storage/memory/memory.go
+++ b/storage/memory/memory.go
@@ -95,18 +95,15 @@ func (self *containerStorage) RecentStats(numStats int) ([]*info.ContainerStats,
 	if self.recentStats.Len() < numStats || numStats < 0 {
 		numStats = self.recentStats.Len()
 	}
-	ret := make([]*info.ContainerStats, 0, numStats)
+	ret := make([]*info.ContainerStats, numStats)
 	e := self.recentStats.Front()
-	for i := 0; i < numStats; i++ {
+	for i := numStats - 1; i >= 0; i-- {
 		data, ok := e.Value.(*info.ContainerStats)
 		if !ok {
 			return nil, fmt.Errorf("The %vth element is not a ContainerStats", i)
 		}
-		ret = append(ret, data)
+		ret[i] = data
 		e = e.Next()
-		if e == nil {
-			break
-		}
 	}
 	return ret, nil
 }