diff --git a/config/nginx/conf.d/web.conf b/config/nginx/conf.d/web.conf
index 010c95d..0bc595c 100644
--- a/config/nginx/conf.d/web.conf
+++ b/config/nginx/conf.d/web.conf
@@ -59,17 +59,15 @@ server {
 
     # 文件上传处理位置
     location /uploads/ {
-
-        
         # 文件实际存储路径
         alias /data/uploads/;
         # 文件传输性能优化
         sendfile on;
         tcp_nopush on;
         # 异步IO
-        aio off;
+        aio on;
         # 直接IO，提高大文件传输效率
-        directio off;
+        directio 512;
         # 文件访问认证
         # 通过内部认证服务验证
         auth_request /auth-file;
@@ -78,11 +76,10 @@ server {
         auth_request_set $auth_user_id $upstream_http_x_user_id;
         auth_request_set $auth_resource_type $upstream_http_x_resource_type;
         # 不缓存
-        # expires 0;
+        #expires 0;
         # 私有缓存，禁止转换
-        # add_header Cache-Control "private, no-transform";
-        open_file_cache off;  # 禁用文件缓存
-        add_header Cache-Control "no-cache, no-store, must-revalidate";  # 禁用浏览器缓存
+        add_header Cache-Control "private, no-transform";
+      
         expires -1;  # 立即过期
         # 添加用户和资源类型头
         add_header X-User-Id $auth_user_id;
diff --git a/config/nginx/conf.d/web.template b/config/nginx/conf.d/web.template
index 2ffdfe8..1d8bb4a 100644
--- a/config/nginx/conf.d/web.template
+++ b/config/nginx/conf.d/web.template
@@ -76,7 +76,7 @@ server {
         auth_request_set $auth_user_id $upstream_http_x_user_id;
         auth_request_set $auth_resource_type $upstream_http_x_resource_type;
         # 不缓存
-        expires 0;
+        #expires 0;
         # 私有缓存，禁止转换
         add_header Cache-Control "private, no-transform";