diff --git a/apps/assets/signal_handlers/node_assets_amount.py b/apps/assets/signal_handlers/node_assets_amount.py
index cc1c50b84..361f3a176 100644
--- a/apps/assets/signal_handlers/node_assets_amount.py
+++ b/apps/assets/signal_handlers/node_assets_amount.py
@@ -24,7 +24,6 @@ def on_node_asset_change(sender, action, instance, reverse, pk_set, **kwargs):
     if action in refused:
         raise ValueError
 
-    logger.debug('Recv asset nodes change signal, recompute node assets amount')
     mapper = {PRE_ADD: add, POST_REMOVE: sub}
     if action not in mapper:
         return
@@ -40,6 +39,7 @@ def on_node_asset_change(sender, action, instance, reverse, pk_set, **kwargs):
 @merge_delay_run(ttl=5)
 def update_nodes_assets_amount(node_ids=()):
     nodes = list(Node.objects.filter(id__in=node_ids))
+    logger.debug('Recv asset nodes change signal, recompute node assets amount')
     logger.info('Update nodes assets amount: {} nodes'.format(len(node_ids)))
 
     if len(node_ids) > 100:
diff --git a/apps/assets/signal_handlers/node_assets_mapping.py b/apps/assets/signal_handlers/node_assets_mapping.py
index b84474033..34b707dab 100644
--- a/apps/assets/signal_handlers/node_assets_mapping.py
+++ b/apps/assets/signal_handlers/node_assets_mapping.py
@@ -23,6 +23,7 @@ node_assets_mapping_pub_sub = lazy(lambda: RedisPubSub('fm.node_asset_mapping'),
 
 @merge_delay_run(ttl=5)
 def expire_node_assets_mapping(org_ids=()):
+    logger.debug("Recv asset nodes changed signal, expire memery node asset mapping")
     # 所有进程清除(自己的 memory 数据)
     root_org_id = Organization.ROOT_ID
     Node.expire_node_all_asset_ids_cache_mapping(root_org_id)
@@ -53,7 +54,6 @@ def on_node_post_delete(sender, instance, **kwargs):
 
 @receiver(m2m_changed, sender=Asset.nodes.through)
 def on_node_asset_change(sender, instance, **kwargs):
-    logger.debug("Recv asset nodes changed signal, expire memery node asset mapping")
     expire_node_assets_mapping(org_ids=(instance.org_id,))
 
 
diff --git a/apps/common/decorators.py b/apps/common/decorators.py
index 4e31ac0e5..97c715d44 100644
--- a/apps/common/decorators.py
+++ b/apps/common/decorators.py
@@ -175,13 +175,17 @@ def merge_delay_run(ttl=5, key=None):
             key_suffix = suffix_key_func(*args, **kwargs)
             cache_key = f'MERGE_DELAY_RUN_{func_name}_{key_suffix}'
             cache_kwargs = _loop_debouncer_func_args_cache.get(cache_key, {})
+
             for k, v in kwargs.items():
-                if not isinstance(v, tuple):
-                    raise ValueError('func kwargs value must be list or tuple: %s' % func.__name__)
+                if not isinstance(v, (tuple, list, set)):
+                    raise ValueError('func kwargs value must be list or tuple: %s %s' % (func.__name__, v))
                 if k not in cache_kwargs:
                     cache_kwargs[k] = v
+                elif isinstance(v, set):
+                    cache_kwargs[k] = cache_kwargs[k].union(v)
                 else:
                     cache_kwargs[k] += v
+            _loop_debouncer_func_args_cache[cache_key] = cache_kwargs
             run_debouncer_func(cache_key, org, ttl, func, *args, **cache_kwargs)
 
         return wrapper
@@ -190,11 +194,11 @@ def merge_delay_run(ttl=5, key=None):
 
 
 @delay_run(ttl=5)
-def test_delay_run(*username):
+def test_delay_run(username):
     print("Hello, %s, now is %s" % (username, time.time()))
 
 
-@merge_delay_run(ttl=5, key=lambda *users: users[0][0])
+@merge_delay_run(ttl=5, key=lambda users=(): users[0][0])
 def test_merge_delay_run(users=()):
     name = ','.join(users)
     time.sleep(2)
@@ -206,8 +210,8 @@ def do_test():
     print("start : %s" % time.time())
     for i in range(100):
         # test_delay_run('test', year=i)
-        test_merge_delay_run('test %s' % i)
-        test_merge_delay_run('best %s' % i)
+        test_merge_delay_run(users=['test %s' % i])
+        test_merge_delay_run(users=['best %s' % i])
         test_delay_run('test run %s' % i)
 
     end = time.time()
diff --git a/utils/generate_fake_data/generate.py b/utils/generate_fake_data/generate.py
index 394e27113..0931cca8f 100644
--- a/utils/generate_fake_data/generate.py
+++ b/utils/generate_fake_data/generate.py
@@ -40,7 +40,7 @@ def main():
         default='all',
         help="resource to generate"
     )
-    parser.add_argument('-c', '--count', type=int, default=10000)
+    parser.add_argument('-c', '--count', type=int, default=1000)
     parser.add_argument('-b', '--batch_size', type=int, default=100)
     parser.add_argument('-o', '--org', type=str, default='')
     args = parser.parse_args()
diff --git a/utils/generate_fake_data/resources/base.py b/utils/generate_fake_data/resources/base.py
index 828789dd7..39942d5f1 100644
--- a/utils/generate_fake_data/resources/base.py
+++ b/utils/generate_fake_data/resources/base.py
@@ -44,5 +44,6 @@ class FakeDataGenerator:
             using = end - start
             from_size = created
             created += len(batch)
-            print('Generate %s: %s-%s [{}s]' % (self.resource, from_size, created, using))
+            print('Generate %s: %s-%s [%s]' % (self.resource, from_size, created, using))
         self.after_generate()
+        time.sleep(20)