diff --git a/check b/check_home
similarity index 66%
rename from check
rename to check_home
index fa8d145..5667626 100755
--- a/check
+++ b/check_home
@@ -1,4 +1,4 @@
-#!/usr/bin/env python3
+#!/usr/bin/python3
 
 
 from src.cleaner import Cleaner
@@ -7,5 +7,5 @@ import os
 student_dir = os.environ['HOME']
 print(student_dir)
 cleaner = Cleaner(student_dir)
-cleaner.run(test=True, notify_stage=False)
+cleaner.run( remove=False, notify=False)
 
diff --git a/check_tmp b/check_tmp
new file mode 100755
index 0000000..1d29dd2
--- /dev/null
+++ b/check_tmp
@@ -0,0 +1,18 @@
+#!/usr/bin/python3
+
+
+from src.cleaner import Cleaner
+import os
+
+
+username = os.getlogin()
+print(username)
+for tmp_main_dir in ['/tmp2', '/tmp3']:
+    student_dir = f'{tmp_main_dir}/{username}'
+    if os.path.isdir(student_dir):
+        print(student_dir)
+        cleaner = Cleaner(student_dir)
+        cleaner.run(remove=False, notify=False)
+    else:
+        print(f"{student_dir} doesn't exist")
+
diff --git a/main.py b/main.py
index d22cab4..84d97ce 100644
--- a/main.py
+++ b/main.py
@@ -39,7 +39,7 @@ from constant import GOOGLE_OWNER
 GOOGLE_CODE = os.environ['GOOGLE_CODE']
 
 
-def main(clean_type, test=True, notify_stage=True):
+def main(clean_type, remove=False, notify=False):
     mailer = Mailer(GOOGLE_OWNER, GOOGLE_CODE)
 
     if clean_type == 'home':
@@ -53,7 +53,20 @@ def main(clean_type, test=True, notify_stage=True):
         for index, student_dir in enumerate(student_list):
             print(f'{index+1}/{len(student_list)} {student_dir}')
             cleaner = Cleaner(student_dir, mailer)
-            cleaner.run(test=test, notify_stage=notify_stage)
+            cleaner.run(remove=remove, notify=notify)
+    elif clean_type == 'tmp':
+        for main_dir in ['/tmp2', '/tmp3']:
+            student_list = []
+            if os.path.isdir(main_dir):
+                for user in os.listdir(f"{main_dir}/"):
+                    if os.path.isdir(f"{main_dir}/{user}/"):
+                        student_list.append(f"{main_dir}/{user}/")
+
+            for index, student_dir in enumerate(student_list):
+                print(f'{index+1}/{len(student_list)} {student_dir}')
+                cleaner = Cleaner(student_dir, mailer)
+                cleaner.run(remove=remove, notify=notify)
+                    
 
 if __name__ == "__main__":
-    main('home', test=True, notify_stage=True)
+    main('tmp', remove=False, notify=False)
diff --git a/src/cleaner.py b/src/cleaner.py
index bb2e31b..fd40076 100644
--- a/src/cleaner.py
+++ b/src/cleaner.py
@@ -7,13 +7,15 @@ class Cleaner():
         self.user_dir = user_dir
         self.mailer = mailer
 
-    def run(self, test=True, notify_stage=True):
+    def run(self, remove=False, notify=True):
         '''
-            notify_stage=1, test=1: 不會刪，不會寄信(只寄給開發人員)
-            notify_stage=1, test=0: 不會刪，會寄信 （提醒階段）
-            notify_stage=0, test=1: 不會刪，不會寄信(確認)
-            notify_stage=0, test=0: 會刪除，不會寄信（刪除階段）
+            remove=0, notify=0: developer testing
+            remove=0, notify=1: 寄通知信件通知準備要刪除的資料
+            remove=1, notify=0: 正式刪除
+            remove=1, notify=1: invalid
         '''
+        assert not ((remove==1) and (notify==1)), "Invalid action: remove=1 & notify=1"
+
         username = self.user_dir.split('/')[-1]
         if username in WHITE_LIST:
             print(f'    WHITE LIST: {username}')
@@ -35,25 +37,27 @@ class Cleaner():
             #       print $2: column 2 (get date)
             modify_date = subprocess.getoutput(f"stat {self.user_dir}/{obj} | grep Modify | awk -F ' ' '{{print $2}}'" )
 
-            if modify_date < DATE:
+            if modify_date < DATE and 'docker' not in obj:
                 remove_objs.append((obj, modify_date))
                 print(f'    {modify_date} {obj}')
 
-        if notify_stage and len(remove_objs) != 0:
-            self.notify(username, test, remove_objs)
-
-        elif not notify_stage and len(remove_objs) != 0:
-            # delete files
+        if len(remove_objs) != 0:
             remove_obj_names = [ name for name, date in remove_objs ]
-            if test:
-                command = 'rm -rf {}'.format(" ".join(remove_obj_names))
-                print(f'    we will run:\n      {command}')
+            if not remove:
+                if notify:
+                    self.notify(username, test, remove_objs)
+                else:
+                    # testing
+                    command = 'rm -rf {}'.format(" ".join(remove_obj_names))
+                    print(f'    we will run:\n      {command}')
             else:
+                # delete files
                 if not os.path.isdir(f'/volume1/cmlabhome/home_backup/{username}'):
                     os.mkdir(f'/volume1/cmlabhome/home_backup/{username}')
 
                 msg = ""
                 for name, date in remove_objs:
+                    print(name)
                     if name[0] != '.' and 'conda' not in name:
                         command = f'mv {self.user_dir}/{name} /volume1/cmlabhome/home_backup/{username}/{name}'
                     else: