diff --git a/src/backend/NetAdmin.Infrastructure/Constant/Numbers.cs b/src/backend/NetAdmin.Infrastructure/Constant/Numbers.cs
index 9b67b067..bb1fd0fd 100644
--- a/src/backend/NetAdmin.Infrastructure/Constant/Numbers.cs
+++ b/src/backend/NetAdmin.Infrastructure/Constant/Numbers.cs
@@ -18,12 +18,11 @@ public static class Numbers
 
     public const int MAX_LIMIT_BULK_REQ             = 100;   // 最大限制：批量请求数
     public const int MAX_LIMIT_EXPORT               = 10000; // 最大限制：导出为CSV文件的条数
-    public const int MAX_LIMIT_PRINT_LEN_CONTENT    = 4096;  // 最大限制：打印长度（HTTP 内容）
-    public const int MAX_LIMIT_PRINT_LEN_SQL        = 4096;  // 最大限制：打印长度（SQL 语句）
     public const int MAX_LIMIT_QUERY                = 1000;  // 最大限制：非分页查询条数
     public const int MAX_LIMIT_QUERY_PAGE_NO        = 10000; // 最大限制：分页查询页码
     public const int MAX_LIMIT_QUERY_PAGE_SIZE      = 100;   // 最大限制：分页查询页容量
     public const int MAX_LIMIT_RETRY_CNT_REDIS_LOCK = 10;    // 最大限制：Redis锁重试次数
+    public const int REQUEST_LOG_BUFF_SIZE          = 10;    // 请求日志缓冲区大小
 
     public const int SECS_CACHE_CHART            = 300; // 秒：缓存时间-仪表
     public const int SECS_CACHE_DEFAULT          = 60;  // 秒：缓存时间-默认
diff --git a/src/backend/NetAdmin.SysComponent.Host/Subscribers/OperationLogger.cs b/src/backend/NetAdmin.SysComponent.Host/Subscribers/OperationLogger.cs
index b14cfa25..efe5b1b3 100644
--- a/src/backend/NetAdmin.SysComponent.Host/Subscribers/OperationLogger.cs
+++ b/src/backend/NetAdmin.SysComponent.Host/Subscribers/OperationLogger.cs
@@ -1,11 +1,5 @@
-#if !DEBUG
-using System.Collections.Concurrent;
-using NetAdmin.Domain.Dto.Sys.RequestLog;
-
-#else
-using NetAdmin.SysComponent.Application.Services.Sys.Dependency;
-#endif
 using NetAdmin.Domain.Events.Sys;
+using NetAdmin.SysComponent.Application.Services.Sys.Dependency;
 
 namespace NetAdmin.SysComponent.Host.Subscribers;
 
@@ -14,7 +8,7 @@ namespace NetAdmin.SysComponent.Host.Subscribers;
 /// </summary>
 public sealed class OperationLogger : IEventSubscriber
 {
-    #if !DEBUG
+    #if !DEBUG && DBTYPE_SQLSERVER
     private static readonly ConcurrentQueue<CreateRequestLogReq> _requestLogs = new();
     #endif
 
@@ -28,7 +22,7 @@ public sealed class OperationLogger : IEventSubscriber
             return;
         }
 
-        #if DEBUG
+        #if DEBUG || !DBTYPE_SQLSERVER
         _ = await App.GetService<IRequestLogService>().CreateAsync(operationEvent.Data).ConfigureAwait(false);
         #else
         if (_requestLogs.Count > Numbers.REQUEST_LOG_BUFF_SIZE) {
@@ -40,7 +34,7 @@ public sealed class OperationLogger : IEventSubscriber
         #endif
     }
 
-    #if !DEBUG
+    #if !DEBUG && DBTYPE_SQLSERVER
     private static async Task WriteToDbAsync()
     {
         var inserts = new List<CreateRequestLogReq>(Numbers.REQUEST_LOG_BUFF_SIZE);