From 7e134111dbaf2d2edf1a4bacc0b7ef39e8e40890 Mon Sep 17 00:00:00 2001
From: filzrev <103790468+filzrev@users.noreply.github.com>
Date: Tue, 23 Jan 2024 10:02:49 +0900
Subject: [PATCH] pref: optimize xrefmap download perforamance

---
 src/Docfx.Build/XRefMaps/XRefMapDownloader.cs | 9 +++++++--
 1 file changed, 7 insertions(+), 2 deletions(-)

diff --git a/src/Docfx.Build/XRefMaps/XRefMapDownloader.cs b/src/Docfx.Build/XRefMaps/XRefMapDownloader.cs
index 9b0eba9fd09..5e31a638f2d 100644
--- a/src/Docfx.Build/XRefMaps/XRefMapDownloader.cs
+++ b/src/Docfx.Build/XRefMaps/XRefMapDownloader.cs
@@ -1,6 +1,7 @@
 // Licensed to the .NET Foundation under one or more agreements.
 // The .NET Foundation licenses this file to you under the MIT license.
 
+using System.Net;
 using Docfx.Common;
 
 using EnvironmentVariables = Docfx.DataContracts.Common.Constants.EnvironmentVariables;
@@ -127,11 +128,15 @@ protected static async Task<XRefMap> DownloadFromWebAsync(Uri uri)
 
         using var httpClient = new HttpClient(new HttpClientHandler()
         {
+            AutomaticDecompression = DecompressionMethods.All,
             CheckCertificateRevocationList = !EnvironmentVariables.NoCheckCertificateRevocationList,
-        });
+        })
+        {
+            Timeout = TimeSpan.FromMinutes(30), // Default: 100 seconds
+        };
 
         using var stream = await httpClient.GetStreamAsync(uri);
-        using var sr = new StreamReader(stream);
+        using var sr = new StreamReader(stream, bufferSize: 81920); // Default :1024 byte
         var map = YamlUtility.Deserialize<XRefMap>(sr);
         map.BaseUrl = baseUrl;
         UpdateHref(map, null);