diff --git a/apps/accounts/signal_handlers.py b/apps/accounts/signal_handlers.py
index 311c8d83d..d2ac73cc4 100644
--- a/apps/accounts/signal_handlers.py
+++ b/apps/accounts/signal_handlers.py
@@ -2,9 +2,8 @@ from django.db.models.signals import pre_save, post_save
 from django.dispatch import receiver
 
 from assets.models import Asset
-from common.decorator import on_transaction_commit
+from common.decorators import on_transaction_commit
 from common.utils import get_logger
-from .automations.push_account.manager import PushAccountManager
 from .models import Account
 
 logger = get_logger(__name__)
diff --git a/apps/assets/migrations/0093_auto_20220403_1627.py b/apps/assets/migrations/0093_auto_20220403_1627.py
index 45b8e92ed..e90bab983 100644
--- a/apps/assets/migrations/0093_auto_20220403_1627.py
+++ b/apps/assets/migrations/0093_auto_20220403_1627.py
@@ -90,6 +90,11 @@ class Migration(migrations.Migration):
             old_name='ip',
             new_name='address',
         ),
+        migrations.AlterField(
+            model_name='asset',
+            name='address',
+            field=models.CharField(db_index=True, max_length=1024, verbose_name='Address'),
+        ),
         migrations.AddField(
             model_name='asset',
             name='date_updated',
diff --git a/apps/assets/models/asset/common.py b/apps/assets/models/asset/common.py
index dfbf2ecf0..a745829b7 100644
--- a/apps/assets/models/asset/common.py
+++ b/apps/assets/models/asset/common.py
@@ -105,7 +105,7 @@ class Asset(NodesRelationMixin, AbsConnectivity, JMSOrgBaseModel):
     Type = const.AllTypes
 
     name = models.CharField(max_length=128, verbose_name=_('Name'))
-    address = models.CharField(max_length=128, verbose_name=_('IP'), db_index=True)
+    address = models.CharField(max_length=1024, verbose_name=_('Address'), db_index=True)
     platform = models.ForeignKey(Platform, on_delete=models.PROTECT, verbose_name=_("Platform"), related_name='assets')
     domain = models.ForeignKey("assets.Domain", null=True, blank=True, related_name='assets',
                                verbose_name=_("Domain"), on_delete=models.SET_NULL)
diff --git a/apps/assets/signal_handlers/asset.py b/apps/assets/signal_handlers/asset.py
index 55cd0ede2..f7ea06be4 100644
--- a/apps/assets/signal_handlers/asset.py
+++ b/apps/assets/signal_handlers/asset.py
@@ -1,11 +1,14 @@
 # -*- coding: utf-8 -*-
 #
-from django.db.models.signals import post_save, m2m_changed, pre_delete, post_delete, pre_save
+from django.db.models.signals import (
+    post_save, m2m_changed, pre_delete, post_delete, pre_save
+)
 from django.dispatch import receiver
 
 from assets.models import Asset, Node, Cloud, Device, Host, Web, Database
+from assets.tasks.ping import test_assets_connectivity_util
 from common.const.signals import POST_ADD, POST_REMOVE, PRE_REMOVE
-from common.decorator import on_transaction_commit
+from common.decorators import on_transaction_commit
 from common.utils import get_logger
 
 logger = get_logger(__file__)
@@ -28,8 +31,7 @@ def on_asset_create(sender, instance=None, created=False, **kwargs):
     logger.info("Asset create signal recv: {}".format(instance))
 
     # 获取资产硬件信息
-    # update_assets_fact_util.delay([instance])
-    # test_asset_connectivity_util.delay([instance])
+    test_assets_connectivity_util([instance])
 
     # 确保资产存在一个节点
     has_node = instance.nodes.all().exists()
@@ -60,34 +62,6 @@ def on_asset_nodes_add(instance, action, reverse, pk_set, **kwargs):
     for node in nodes:
         nodes_ancestors_keys.update(Node.get_node_ancestor_keys(node, with_self=True))
 
-    # 查询所有祖先节点关联的系统用户，都是要跟资产建立关系的
-    # system_user_ids = SystemUser.objects.filter(
-    #     nodes__key__in=nodes_ancestors_keys
-    # ).distinct().values_list('id', flat=True)
-
-    # 查询所有已存在的关系
-    # m2m_model = SystemUser.assets.through
-    # exist = set(m2m_model.objects.filter(
-    #     systemuser_id__in=system_user_ids, asset_id__in=asset_ids
-    # ).values_list('systemuser_id', 'asset_id'))
-    # TODO 优化
-    # to_create = []
-    # for system_user_id in system_user_ids:
-    #     asset_ids_to_push = []
-    #     for asset_id in asset_ids:
-    #         if (system_user_id, asset_id) in exist:
-    #             continue
-    #         asset_ids_to_push.append(asset_id)
-    #         to_create.append(m2m_model(
-    #             systemuser_id=system_user_id,
-    #             asset_id=asset_id,
-    #             org_id=instance.org_id
-    #         ))
-    #     if asset_ids_to_push:
-    #         push_system_user_to_assets.delay(system_user_id, asset_ids_to_push)
-    # m2m_model.objects.bulk_create(to_create)
-    #
-
 
 RELATED_NODE_IDS = '_related_node_ids'
 
diff --git a/apps/assets/tasks/ping.py b/apps/assets/tasks/ping.py
index 7117c8bc7..252390870 100644
--- a/apps/assets/tasks/ping.py
+++ b/apps/assets/tasks/ping.py
@@ -1,23 +1,22 @@
 # ~*~ coding: utf-8 ~*~
 from celery import shared_task
-from django.utils.translation import gettext_noop, gettext_lazy as _
+from django.utils.translation import gettext_noop
 
-from common.utils import get_logger
 from assets.const import AutomationTypes, GATEWAY_NAME
+from common.utils import get_logger
 from orgs.utils import org_aware_func
-
 from .common import automation_execute_start
 
 logger = get_logger(__file__)
 
 __all__ = [
-    'test_asset_connectivity_util',
+    'test_assets_connectivity_task',
     'test_assets_connectivity_manual',
     'test_node_assets_connectivity_manual',
 ]
 
 
-def test_connectivity_util(assets, tp, task_name, local_port=None):
+def _test_connectivity_util(assets, tp, task_name, local_port=None):
     if not assets:
         return
 
@@ -30,8 +29,9 @@ def test_connectivity_util(assets, tp, task_name, local_port=None):
     automation_execute_start(task_name, tp, child_snapshot)
 
 
+@shared_task
 @org_aware_func('assets')
-def test_asset_connectivity_util(assets, task_name=None, local_port=None):
+def test_assets_connectivity_task(assets, task_name=None, local_port=None):
     from assets.models import PingAutomation
     if task_name is None:
         task_name = gettext_noop("Test assets connectivity ")
@@ -39,26 +39,24 @@ def test_asset_connectivity_util(assets, task_name=None, local_port=None):
     task_name = PingAutomation.generate_unique_name(task_name)
 
     gateway_assets = assets.filter(platform__name=GATEWAY_NAME)
-    test_connectivity_util(
+    _test_connectivity_util(
         gateway_assets, AutomationTypes.ping_gateway, task_name, local_port
     )
 
     non_gateway_assets = assets.exclude(platform__name=GATEWAY_NAME)
-    test_connectivity_util(non_gateway_assets, AutomationTypes.ping, task_name)
+    _test_connectivity_util(non_gateway_assets, AutomationTypes.ping, task_name)
 
 
-@shared_task(queue="ansible", verbose_name=_('Manually test the connectivity of a asset'))
 def test_assets_connectivity_manual(asset_ids, local_port=None):
     from assets.models import Asset
     assets = Asset.objects.filter(id__in=asset_ids)
     task_name = gettext_noop("Test assets connectivity ")
-    test_asset_connectivity_util(assets, task_name, local_port)
+    test_assets_connectivity_task.delay(assets, task_name, local_port)
 
 
-@shared_task(queue="ansible", verbose_name=_('Manually test the connectivity of assets under a node'))
 def test_node_assets_connectivity_manual(node_id, local_port=None):
     from assets.models import Node
     node = Node.objects.get(id=node_id)
     task_name = gettext_noop("Test if the assets under the node are connectable ")
     assets = node.get_all_assets()
-    test_asset_connectivity_util(assets, task_name, local_port)
+    test_assets_connectivity_task.delay(*assets, task_name, local_port)
diff --git a/apps/common/decorator.py b/apps/common/decorator.py
deleted file mode 100644
index bb7b3e866..000000000
--- a/apps/common/decorator.py
+++ /dev/null
@@ -1,68 +0,0 @@
-# -*- coding: utf-8 -*-
-#
-import functools
-import threading
-import time
-import uuid
-
-from django.core.cache import cache
-from django.db import transaction
-
-
-def on_transaction_commit(func):
-    """
-    如果不调用on_commit, 对象创建时添加多对多字段值失败
-    """
-
-    def inner(*args, **kwargs):
-        transaction.on_commit(lambda: func(*args, **kwargs))
-
-    return inner
-
-
-class Singleton(object):
-    """ 单例类 """
-
-    def __init__(self, cls):
-        self._cls = cls
-        self._instance = {}
-
-    def __call__(self):
-        if self._cls not in self._instance:
-            self._instance[self._cls] = self._cls()
-        return self._instance[self._cls]
-
-
-def _run_func_if_is_last(ttl, func, *args, **kwargs):
-    ix = uuid.uuid4().__str__()
-    key = f'DELAY_RUN_{func.__name__}'
-    cache.set(key, ix, ttl)
-    st = (ttl - 2 > 1) and ttl - 2 or 1
-    time.sleep(st)
-    got = cache.get(key, None)
-
-    if ix == got:
-        func(*args, **kwargs)
-        cache.delete(key)
-
-
-def delay_run(ttl=5):
-    def inner(func):
-        @functools.wraps(func)
-        def wrapper(*args, **kwargs):
-            t = threading.Thread(target=_run_func_if_is_last, args=(ttl, func, *args), kwargs=kwargs)
-            t.start()
-
-        return wrapper
-
-    return inner
-
-
-@delay_run(ttl=10)
-def run_it_many(username, year=2000):
-    print("Hello, %s, now is %s" % (username, year))
-
-
-if __name__ == '__main__':
-    for i in range(20):
-        run_it_many('test', 2000)
diff --git a/apps/common/decorators.py b/apps/common/decorators.py
new file mode 100644
index 000000000..91a6ca623
--- /dev/null
+++ b/apps/common/decorators.py
@@ -0,0 +1,134 @@
+# -*- coding: utf-8 -*-
+#
+import functools
+import inspect
+import time
+import uuid
+from concurrent.futures import ThreadPoolExecutor
+
+from django.core.cache import cache
+from django.db import transaction
+
+
+def on_transaction_commit(func):
+    """
+    如果不调用on_commit, 对象创建时添加多对多字段值失败
+    """
+
+    def inner(*args, **kwargs):
+        transaction.on_commit(lambda: func(*args, **kwargs))
+
+    return inner
+
+
+class Singleton(object):
+    """ 单例类 """
+
+    def __init__(self, cls):
+        self._cls = cls
+        self._instance = {}
+
+    def __call__(self):
+        if self._cls not in self._instance:
+            self._instance[self._cls] = self._cls()
+        return self._instance[self._cls]
+
+
+def _run_func_if_is_last(ttl, func, *args, **kwargs):
+    ix = uuid.uuid4().__str__()
+    key = f'DELAY_RUN_{func.__name__}'
+    cache.set(key, ix, ttl)
+    st = (ttl - 2 > 1) and ttl - 2 or 2
+    time.sleep(st)
+    got = cache.get(key, None)
+
+    if ix == got:
+        func(*args, **kwargs)
+
+
+executor = ThreadPoolExecutor(10)
+
+
+def delay_run(ttl=5):
+    def inner(func):
+        @functools.wraps(func)
+        def wrapper(*args, **kwargs):
+            executor.submit(_run_func_if_is_last, ttl, func, *args, **kwargs)
+
+        return wrapper
+
+    return inner
+
+
+def _merge_run(ttl, func, *args, **kwargs):
+    if not args or not isinstance(args[0], (list, tuple)):
+        raise ValueError('args[0] must be list or tuple')
+
+    key = f'DELAY_MERGE_RUN_{func.__name__}'
+    ix = uuid.uuid4().__str__()
+    value = cache.get(key, [])
+    value.extend(args[0])
+
+    st = (ttl - 2 > 1) and ttl - 2 or 2
+    time.sleep(st)
+    got = cache.get(key, None)
+
+    if ix == got:
+        func(*args, **kwargs)
+
+
+def merge_delay_run(ttl):
+    """
+    合并 func 参数，延迟执行, 在 ttl 秒内, 只执行最后一次
+    func 参数必须是 *args
+    :param ttl:
+    :return:
+    """
+
+    def inner(func):
+        sigs = inspect.signature(func)
+        if len(sigs.parameters) != 1:
+            raise ValueError('func must have one arguments: %s' % func.__name__)
+        param = list(sigs.parameters.values())[0]
+        if not str(param).startswith('*'):
+            raise ValueError('func args must be startswith *: %s' % func.__name__)
+
+        @functools.wraps(func)
+        def wrapper(*args):
+            key = f'DELAY_MERGE_RUN_{func.__name__}'
+            values = cache.get(key, [])
+            new_arg = [*values, *args]
+            cache.set(key, new_arg, ttl)
+            return delay_run(ttl)(func)(*new_arg)
+
+        return wrapper
+
+    return inner
+
+
+def delay_run(ttl=5):
+    """
+    延迟执行函数, 在 ttl 秒内, 只执行最后一次
+    :param ttl:
+    :return:
+    """
+
+    def inner(func):
+        @functools.wraps(func)
+        def wrapper(*args, **kwargs):
+            executor.submit(_run_func_if_is_last, ttl, func, *args, **kwargs)
+
+        return wrapper
+
+    return inner
+
+
+@delay_run(ttl=10)
+def test_delay_run(username, year=2000):
+    print("Hello, %s, now is %s" % (username, year))
+
+
+@merge_delay_run(ttl=10)
+def test_merge_delay_run(*users):
+    name = ','.join(users)
+    print("Hello, %s, now is %s" % (name, time.time()))
diff --git a/apps/notifications/signal_handlers.py b/apps/notifications/signal_handlers.py
index 74b700643..5b6b75a7e 100644
--- a/apps/notifications/signal_handlers.py
+++ b/apps/notifications/signal_handlers.py
@@ -7,7 +7,7 @@ from django.db.models.signals import post_save
 from django.dispatch import receiver
 from django.utils.functional import LazyObject
 
-from common.decorator import on_transaction_commit
+from common.decorators import on_transaction_commit
 from common.utils import get_logger
 from common.utils.connection import RedisPubSub
 from notifications.backends import BACKEND
diff --git a/apps/orgs/signal_handlers/common.py b/apps/orgs/signal_handlers/common.py
index 802e9c299..dd4168c5c 100644
--- a/apps/orgs/signal_handlers/common.py
+++ b/apps/orgs/signal_handlers/common.py
@@ -10,7 +10,7 @@ from django.dispatch import receiver
 from django.utils.functional import LazyObject
 
 from common.const.signals import PRE_REMOVE, POST_REMOVE
-from common.decorator import on_transaction_commit
+from common.decorators import on_transaction_commit
 from common.signals import django_ready
 from common.utils import get_logger
 from common.utils.connection import RedisPubSub
diff --git a/apps/perms/utils/user_perm_tree.py b/apps/perms/utils/user_perm_tree.py
index 8888a67e9..b88b6db26 100644
--- a/apps/perms/utils/user_perm_tree.py
+++ b/apps/perms/utils/user_perm_tree.py
@@ -4,27 +4,25 @@ from collections import defaultdict
 from django.conf import settings
 from django.core.cache import cache
 
-from users.models import User
 from assets.models import Asset
 from assets.utils import NodeAssetsUtil
+from common.db.models import output_as_string
+from common.decorators import on_transaction_commit
+from common.utils import get_logger
+from common.utils.common import lazyproperty, timeit
 from orgs.models import Organization
 from orgs.utils import (
     current_org,
     tmp_to_org,
     tmp_to_root_org
 )
-from common.decorator import on_transaction_commit
-from common.utils import get_logger
-from common.utils.common import lazyproperty, timeit
-from common.db.models import output_as_string
-
 from perms.locks import UserGrantedTreeRebuildLock
 from perms.models import (
     AssetPermission,
     UserAssetGrantedTreeNodeRelation,
     PermNode
 )
-
+from users.models import User
 from .permission import AssetPermissionUtil
 
 logger = get_logger(__name__)
@@ -78,7 +76,7 @@ class UserPermTreeRefreshUtil(_UserPermTreeCacheMixin):
             end = time.time()
             logger.info(
                 'Refresh user [{user}] org [{org}] perm tree, user {use_time:.2f}s'
-                ''.format(user=self.user, org=org, use_time=end-start)
+                ''.format(user=self.user, org=org, use_time=end - start)
             )
 
     def _clean_user_perm_tree_for_legacy_org(self):
@@ -315,9 +313,9 @@ class UserPermTreeBuildUtil(object):
         asset_node_pairs = Asset.nodes.through.objects \
             .filter(asset_id__in=self.direct_asset_ids) \
             .annotate(
-                str_asset_id=output_as_string('asset_id'),
-                str_node_id=output_as_string('node_id')
-            ).values_list('str_asset_id', 'str_node_id')
+            str_asset_id=output_as_string('asset_id'),
+            str_node_id=output_as_string('node_id')
+        ).values_list('str_asset_id', 'str_node_id')
         asset_node_pairs = list(asset_node_pairs)
         return asset_node_pairs
 
diff --git a/apps/settings/signal_handlers.py b/apps/settings/signal_handlers.py
index f4f4c74ce..999a01acd 100644
--- a/apps/settings/signal_handlers.py
+++ b/apps/settings/signal_handlers.py
@@ -8,7 +8,7 @@ from django.db.utils import ProgrammingError, OperationalError
 from django.dispatch import receiver
 from django.utils.functional import LazyObject
 
-from common.decorator import on_transaction_commit
+from common.decorators import on_transaction_commit
 from common.signals import django_ready
 from common.utils import get_logger, ssh_key_gen
 from common.utils.connection import RedisPubSub
diff --git a/apps/terminal/signal_handlers/db_port.py b/apps/terminal/signal_handlers/db_port.py
index 9ee60257c..bacbc1f0c 100644
--- a/apps/terminal/signal_handlers/db_port.py
+++ b/apps/terminal/signal_handlers/db_port.py
@@ -2,7 +2,7 @@ from django.db.models.signals import post_save, post_delete
 from django.dispatch import receiver
 
 from assets.models import Asset
-from common.decorator import on_transaction_commit
+from common.decorators import on_transaction_commit
 from common.signals import django_ready
 from common.utils import get_logger
 from ..utils import db_port_manager
diff --git a/apps/terminal/signal_handlers/terminal.py b/apps/terminal/signal_handlers/terminal.py
index 10d87b989..9a1536e02 100644
--- a/apps/terminal/signal_handlers/terminal.py
+++ b/apps/terminal/signal_handlers/terminal.py
@@ -2,7 +2,7 @@ from django.db.models.signals import post_save
 from django.dispatch import receiver
 from django.utils.functional import LazyObject
 
-from common.decorator import on_transaction_commit
+from common.decorators import on_transaction_commit
 from common.utils import get_logger
 from common.utils.connection import RedisPubSub
 from ..models import Task
diff --git a/apps/terminal/startup.py b/apps/terminal/startup.py
index 36a740cb6..a6f656565 100644
--- a/apps/terminal/startup.py
+++ b/apps/terminal/startup.py
@@ -1,16 +1,16 @@
 import os
-import time
 import socket
 import threading
+import time
+
 from django.conf import settings
 
 from common.db.utils import close_old_connections
-from common.decorator import Singleton
-from common.utils import get_disk_usage, get_cpu_load, get_memory_usage, get_logger
-
-from .serializers.terminal import TerminalRegistrationSerializer, StatSerializer
+from common.decorators import Singleton
+from common.utils import get_disk_usage, get_cpu_load, get_memory_usage
 from .const import TerminalType
 from .models import Terminal
+from .serializers.terminal import TerminalRegistrationSerializer, StatSerializer
 
 __all__ = ['CoreTerminal', 'CeleryTerminal']
 
diff --git a/apps/terminal/utils/db_port_mapper.py b/apps/terminal/utils/db_port_mapper.py
index 6f8457d22..f5405f97e 100644
--- a/apps/terminal/utils/db_port_mapper.py
+++ b/apps/terminal/utils/db_port_mapper.py
@@ -4,7 +4,7 @@ from django.utils.translation import ugettext_lazy as _
 
 from assets.const import DatabaseTypes
 from assets.models import Database
-from common.decorator import Singleton
+from common.decorators import Singleton
 from common.exceptions import JMSException
 from common.utils import get_logger, get_object_or_none
 from orgs.utils import tmp_to_root_org
diff --git a/apps/tickets/signal_handlers/ticket.py b/apps/tickets/signal_handlers/ticket.py
index 8d9a9ef32..954aee0fa 100644
--- a/apps/tickets/signal_handlers/ticket.py
+++ b/apps/tickets/signal_handlers/ticket.py
@@ -1,9 +1,8 @@
 # -*- coding: utf-8 -*-
 #
-from django.dispatch import receiver
 from django.db.models.signals import post_save, m2m_changed
 
-from common.decorator import on_transaction_commit
+from common.decorators import on_transaction_commit
 from common.utils import get_logger
 from tickets.models import Ticket
 
diff --git a/apps/users/signal_handlers.py b/apps/users/signal_handlers.py
index bcf50173a..487b3c917 100644
--- a/apps/users/signal_handlers.py
+++ b/apps/users/signal_handlers.py
@@ -1,20 +1,19 @@
 # -*- coding: utf-8 -*-
 #
-from django.dispatch import receiver
-from django_auth_ldap.backend import populate_user
 from django.conf import settings
 from django.core.exceptions import PermissionDenied
-from django_cas_ng.signals import cas_user_authenticated
 from django.db.models.signals import post_save
+from django.dispatch import receiver
+from django_auth_ldap.backend import populate_user
+from django_cas_ng.signals import cas_user_authenticated
 
+from authentication.backends.oauth2.signals import oauth2_create_or_update_user
 from authentication.backends.oidc.signals import openid_create_or_update_user
 from authentication.backends.saml2.signals import saml2_create_or_update_user
-from authentication.backends.oauth2.signals import oauth2_create_or_update_user
+from common.decorators import on_transaction_commit
 from common.utils import get_logger
-from common.decorator import on_transaction_commit
-from .signals import post_user_create
 from .models import User, UserPasswordHistory
-
+from .signals import post_user_create
 
 logger = get_logger(__file__)
 
@@ -47,9 +46,9 @@ def user_authenticated_handle(user, created, source, attrs=None, **kwargs):
 
 @receiver(post_save, sender=User)
 def save_passwd_change(sender, instance: User, **kwargs):
-    passwords = UserPasswordHistory.objects\
+    passwords = UserPasswordHistory.objects \
         .filter(user=instance) \
-        .order_by('-date_created')\
+        .order_by('-date_created') \
         .values_list('password', flat=True)
     passwords = passwords[:int(settings.OLD_PASSWORD_HISTORY_LIMIT_COUNT)]