From 5d1482c3e9885d174a922451da90848ec6215315 Mon Sep 17 00:00:00 2001
From: "zhongyang.wu" <zhongyang.wu@outlook.com>
Date: Sun, 27 Dec 2020 14:05:37 -0500
Subject: [PATCH] fix: HistogramAggregator returns sum when asked for count.

---
 opentelemetry/src/sdk/metrics/aggregators/histogram.rs | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/opentelemetry/src/sdk/metrics/aggregators/histogram.rs b/opentelemetry/src/sdk/metrics/aggregators/histogram.rs
index 03363f12a9..680c68ee9d 100644
--- a/opentelemetry/src/sdk/metrics/aggregators/histogram.rs
+++ b/opentelemetry/src/sdk/metrics/aggregators/histogram.rs
@@ -64,7 +64,7 @@ impl Count for HistogramAggregator {
         self.inner
             .read()
             .map_err(From::from)
-            .map(|inner| inner.state.sum.load().to_u64(&NumberKind::U64))
+            .map(|inner| inner.state.count.load().to_u64(&NumberKind::U64))
     }
 }