From 03313e7b02caf099b2b7e0156f3a186d47400d88 Mon Sep 17 00:00:00 2001
From: Svetlana Brennan <50715937+svetlanabrennan@users.noreply.github.com>
Date: Thu, 18 Nov 2021 19:34:44 -0600
Subject: [PATCH] Fix metric export interval to match spec (#2641)

---
 src/OpenTelemetry.Exporter.OpenTelemetryProtocol/CHANGELOG.md | 4 ++++
 .../OtlpExporterOptions.cs                                    | 4 ++--
 2 files changed, 6 insertions(+), 2 deletions(-)

diff --git a/src/OpenTelemetry.Exporter.OpenTelemetryProtocol/CHANGELOG.md b/src/OpenTelemetry.Exporter.OpenTelemetryProtocol/CHANGELOG.md
index 3c730e087e7..5315e4ea65a 100644
--- a/src/OpenTelemetry.Exporter.OpenTelemetryProtocol/CHANGELOG.md
+++ b/src/OpenTelemetry.Exporter.OpenTelemetryProtocol/CHANGELOG.md
@@ -6,6 +6,10 @@
   `FormatException` if it fails to parse any of the supported environment
   variables.
 
+* Changed `OtlpExporterOptions.MetricExportIntervalMilliseconds` to default
+  60000 milliseconds.
+  ([#2641](https://github.com/open-telemetry/opentelemetry-dotnet/pull/2641))
+
 ## 1.2.0-beta1
 
 Released 2021-Oct-08
diff --git a/src/OpenTelemetry.Exporter.OpenTelemetryProtocol/OtlpExporterOptions.cs b/src/OpenTelemetry.Exporter.OpenTelemetryProtocol/OtlpExporterOptions.cs
index 5a313952473..6ed3e13a161 100644
--- a/src/OpenTelemetry.Exporter.OpenTelemetryProtocol/OtlpExporterOptions.cs
+++ b/src/OpenTelemetry.Exporter.OpenTelemetryProtocol/OtlpExporterOptions.cs
@@ -109,9 +109,9 @@ public OtlpExporterOptions()
         public BatchExportProcessorOptions<Activity> BatchExportProcessorOptions { get; set; } = new BatchExportActivityProcessorOptions();
 
         /// <summary>
-        /// Gets or sets the metric export interval in milliseconds. The default value is 1000 milliseconds.
+        /// Gets or sets the metric export interval in milliseconds. The default value is 60000.
         /// </summary>
-        public int MetricExportIntervalMilliseconds { get; set; } = 1000;
+        public int MetricExportIntervalMilliseconds { get; set; } = 60000;
 
         /// <summary>
         /// Gets or sets the AggregationTemporality used for Histogram