From 2eeea631c4ed1b9a9db3fdeebc2d2d4176d5823e Mon Sep 17 00:00:00 2001
From: "Eric J. Smith" <eric@codesmithtools.com>
Date: Thu, 31 Oct 2024 15:35:13 -0500
Subject: [PATCH] Ignore 90% of project config traces

---
 src/Exceptionless.Web/ApmExtensions.cs | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/src/Exceptionless.Web/ApmExtensions.cs b/src/Exceptionless.Web/ApmExtensions.cs
index c17cd3da8..fd15c4fb0 100644
--- a/src/Exceptionless.Web/ApmExtensions.cs
+++ b/src/Exceptionless.Web/ApmExtensions.cs
@@ -94,6 +94,13 @@ public static IHostBuilder AddApm(this IHostBuilder builder, ApmConfig config)
                         if (config.MinDurationMs > 0 && activity.Duration < TimeSpan.FromMilliseconds(config.MinDurationMs))
                             return false;
 
+                        if (activity.GetTagItem("http.route") is string httpRoute)
+                        {
+                            // only capture 10% of config requests
+                            if (httpRoute == "api/v2/projects/config")
+                                return Random.Shared.Next(100) > 90;
+                        }
+
                         if (activity is { DisplayName: "LLEN", Parent: null })
                             return false;