From 3d6be9cb5770f9f1e46478dccfec18e2ec05f828 Mon Sep 17 00:00:00 2001
From: Alan West <3676547+alanwest@users.noreply.github.com>
Date: Wed, 20 Jul 2022 10:20:17 -0700
Subject: [PATCH] Start ZPages HttpListener sooner (#3463)

---
 .../ZPagesExporterStatsHttpServer.cs                          | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/src/OpenTelemetry.Exporter.ZPages/ZPagesExporterStatsHttpServer.cs b/src/OpenTelemetry.Exporter.ZPages/ZPagesExporterStatsHttpServer.cs
index 3db455b70f0..af40141fee8 100644
--- a/src/OpenTelemetry.Exporter.ZPages/ZPagesExporterStatsHttpServer.cs
+++ b/src/OpenTelemetry.Exporter.ZPages/ZPagesExporterStatsHttpServer.cs
@@ -65,6 +65,8 @@ public void Start(CancellationToken token = default)
                     new CancellationTokenSource() :
                     CancellationTokenSource.CreateLinkedTokenSource(token);
 
+                this.httpListener.Start();
+
                 this.workerThread = Task.Factory.StartNew(this.WorkerThread, default, TaskCreationOptions.LongRunning, TaskScheduler.Default);
             }
         }
@@ -110,8 +112,6 @@ protected virtual void Dispose(bool disposing)
 
         private void WorkerThread()
         {
-            this.httpListener.Start();
-
             try
             {
                 while (!this.tokenSource.IsCancellationRequested)