From 3982b0e057cc692875ba35573197b86abf8d7adb Mon Sep 17 00:00:00 2001
From: Bond-009 <bond.009@outlook.com>
Date: Thu, 22 Jun 2023 05:01:47 +0200
Subject: Reduce bottlenecks scan code (#9863)

---
 MediaBrowser.MediaEncoding/Encoder/MediaEncoder.cs | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

(limited to 'MediaBrowser.MediaEncoding/Encoder/MediaEncoder.cs')

diff --git a/MediaBrowser.MediaEncoding/Encoder/MediaEncoder.cs b/MediaBrowser.MediaEncoding/Encoder/MediaEncoder.cs
index d2112e5dc..4e63d205c 100644
--- a/MediaBrowser.MediaEncoding/Encoder/MediaEncoder.cs
+++ b/MediaBrowser.MediaEncoding/Encoder/MediaEncoder.cs
@@ -57,7 +57,7 @@ namespace MediaBrowser.MediaEncoding.Encoder
         private readonly IServerConfigurationManager _serverConfig;
         private readonly string _startupOptionFFmpegPath;
 
-        private readonly SemaphoreSlim _thumbnailResourcePool = new SemaphoreSlim(2, 2);
+        private readonly SemaphoreSlim _thumbnailResourcePool;
 
         private readonly object _runningProcessesLock = new object();
         private readonly List<ProcessWrapper> _runningProcesses = new List<ProcessWrapper>();
@@ -113,6 +113,9 @@ namespace MediaBrowser.MediaEncoding.Encoder
 
             _jsonSerializerOptions = new JsonSerializerOptions(JsonDefaults.Options);
             _jsonSerializerOptions.Converters.Add(new JsonBoolStringConverter());
+
+            var semaphoreCount = 2 * Environment.ProcessorCount;
+            _thumbnailResourcePool = new SemaphoreSlim(semaphoreCount, semaphoreCount);
         }
 
         /// <inheritdoc />
-- 
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