From 4e069bd90e31de07acb80b7cc82ed91ebc32fa62 Mon Sep 17 00:00:00 2001
From: chenxingyu <chenxingyu@qiniu.com>
Date: Wed, 16 Aug 2017 14:59:37 +0800
Subject: [PATCH] fix panic in e2e

---
 test/e2e/scalability/load.go | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/test/e2e/scalability/load.go b/test/e2e/scalability/load.go
index bee871e0722..a3bd0e991b0 100644
--- a/test/e2e/scalability/load.go
+++ b/test/e2e/scalability/load.go
@@ -518,7 +518,9 @@ func generateServicesForConfigs(configs []testutils.RunObjectConfig) []*v1.Servi
 }
 
 func sleepUpTo(d time.Duration) {
-	time.Sleep(time.Duration(rand.Int63n(d.Nanoseconds())))
+	if d.Nanoseconds() > 0 {
+		time.Sleep(time.Duration(rand.Int63n(d.Nanoseconds())))
+	}
 }
 
 func createAllResources(configs []testutils.RunObjectConfig, creatingTime time.Duration) {