Enable multiple connections with WinHttpHandler by default (#2416)

grpc · Apr 18, 2024 · c9c902c · c9c902c
1 parent 2a36215
commit c9c902c
Showing 1 changed file with 6 additions and 1 deletion.
diff --git a/src/Shared/HttpHandlerFactory.cs b/src/Shared/HttpHandlerFactory.cs
@@ -38,7 +38,12 @@ public static HttpMessageHandler CreatePrimaryHandler()
 #endif
 
 #if NET462
-        return new WinHttpHandler();
+        // Create WinHttpHandler with EnableMultipleHttp2Connections set to true. That will
+        // allow a gRPC channel to create new connections if the maximum allow concurrency is exceeded.
+        return new WinHttpHandler
+        {
+            EnableMultipleHttp2Connections = true
+        };
 #elif !NETSTANDARD2_0
         return new HttpClientHandler();
 #else