diff --git a/README.md b/README.md
index 4441e42..64ecbe6 100644
--- a/README.md
+++ b/README.md
@@ -13,3 +13,9 @@ pip install -r requirements.txt -i https://pypi.tuna.tsinghua.edu.cn/simple
 2. osgconv的compressed参数去掉，会报错
 3. 运行指令`pyinstaller main.spec`
 4. 测试执行指令`uav.exe --image_dir E:\datasets\UAV\134\project\images --output_dir G:\ODM_output\134`
+
+## 制作docker镜像
+
+```bash
+docker build -t uav_docker .
+```
\ No newline at end of file
diff --git a/utils/directory_manager.py b/utils/directory_manager.py
index 1d5802d..c4a307f 100644
--- a/utils/directory_manager.py
+++ b/utils/directory_manager.py
@@ -58,17 +58,19 @@ class DirectoryManager:
         # 获取输入目录大小
         input_size = self._get_directory_size(self.config.image_dir)
 
-        # 获取输出目录所在磁盘的剩余空间
-        output_drive = os.path.splitdrive(
-            os.path.abspath(self.config.output_dir))[0]
-        if not output_drive:  # 处理Linux/Unix路径
-            output_drive = '/home'
+        # # 获取输出目录所在磁盘的剩余空间
+        # output_drive = os.path.splitdrive(
+        #     os.path.abspath(self.config.output_dir))[0]
+        # if not output_drive:  # 处理Linux/Unix路径
+        #     output_drive = '/home'
 
-        disk_usage = psutil.disk_usage(output_drive)
+        output_path = os.path.abspath(self.config.output_dir)
+        disk_usage = psutil.disk_usage(output_path)
         free_space = disk_usage.free
+        print(f"可用磁盘空间: {free_space / (1024**3):.2f} GB")
 
         # 计算所需空间（输入大小的10倍）
-        required_space = input_size * 8
+        required_space = input_size * 5
 
         if free_space < required_space:
             error_msg = (
@@ -76,6 +78,6 @@ class DirectoryManager:
                 f"输入目录大小: {input_size / (1024**3):.2f} GB\n"
                 f"所需空间: {required_space / (1024**3):.2f} GB\n"
                 f"可用空间: {free_space / (1024**3):.2f} GB\n"
-                f"在驱动器 {output_drive}"
+                # f"在驱动器 {output_drive}"
             )
             raise RuntimeError(error_msg)