From 13c99b58d9ed9edf21218b70edb9cef336654f11 Mon Sep 17 00:00:00 2001
From: woodsaj <anthony@monkey.id.au>
Date: Wed, 9 Nov 2016 15:17:05 +0800
Subject: [PATCH] add comment to explain sleep.

---
 input/carbon/carbon_test.go | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/input/carbon/carbon_test.go b/input/carbon/carbon_test.go
index 41522d384c..2bfd29034d 100644
--- a/input/carbon/carbon_test.go
+++ b/input/carbon/carbon_test.go
@@ -105,6 +105,8 @@ func test_handleMessage(worker int, t *testing.T) map[string]int {
 			t.Fatal(err)
 		}
 	}
+	// as soon as this function ends, the server will close the socket.  We need to sleep here
+	// to ensure that the packets have time to be procesed by the kernel and passed to the server.
 	time.Sleep(time.Millisecond * 100)
 	return metrics
 }