diff --git a/category/get_disk_info.py b/category/get_disk_info.py
index 634cc86f780353f764ca5c0c5be9870efaed5c9a..f3a1deb5e426cc870ec6d5392ba024fcf819afb5 100644
--- a/category/get_disk_info.py
+++ b/category/get_disk_info.py
@@ -25,4 +25,13 @@ class DiskInfo:
         res_blkid = FileOperation.wrap_output_format(cmd_name, cmd_result, '=')
         
         res_all = res_fdisk + res_blkid
-        return Command.cmd_write_file(res_all, self.__default_file_name)
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+        return Command.cmd_write_file(res_all, self.__default_file_name)
+    
+    def __get_df_h_info(self):
+        '''
+            exec df -h
+        '''
+        df_h_command="df -h"
+        cmd_result = Command.cmd_run(df_h_command)
+        cmd_name = df_h_command
+        return Command.cmd_output(cmd_name, cmd_result, self.__default_file_name, '=')
\ No newline at end of file