From a33d2726bce182ed62a5ee21a3d53a50d12a71f1 Mon Sep 17 00:00:00 2001
From: Julius Volz <julius@soundcloud.com>
Date: Fri, 22 Mar 2013 11:50:02 +0100
Subject: [PATCH] Mark range op as consumed if it receives no data points in
 range.

---
 storage/metric/operation.go | 1 +
 1 file changed, 1 insertion(+)

diff --git a/storage/metric/operation.go b/storage/metric/operation.go
index a473a1b00..127143512 100644
--- a/storage/metric/operation.go
+++ b/storage/metric/operation.go
@@ -227,6 +227,7 @@ func (g *getValuesAlongRangeOp) ExtractSamples(in []model.SamplePair) (out []mod
 		return in[i].Timestamp.After(g.through)
 	})
 	if lastIdx == firstIdx {
+		g.from = g.through.Add(1)
 		return
 	}