diff --git a/apps/locale/zh/LC_MESSAGES/django.po b/apps/locale/zh/LC_MESSAGES/django.po
index dbd4dac52..1962f867a 100644
--- a/apps/locale/zh/LC_MESSAGES/django.po
+++ b/apps/locale/zh/LC_MESSAGES/django.po
@@ -1310,7 +1310,7 @@ msgstr "ID"
 
 #: ops/templates/ops/adhoc_detail.html:94 ops/templates/ops/task_list.html:40
 msgid "Run times"
-msgstr "执行时间"
+msgstr "执行次数"
 
 #: ops/templates/ops/adhoc_detail.html:98 ops/templates/ops/task_detail.html:72
 msgid "Last run"
diff --git a/apps/ops/templates/ops/task_list.html b/apps/ops/templates/ops/task_list.html
index f123f6bb7..a127a0ff6 100644
--- a/apps/ops/templates/ops/task_list.html
+++ b/apps/ops/templates/ops/task_list.html
@@ -3,11 +3,6 @@
 {% load static %}
 {% block content_left_head %}
     <link href="{% static 'css/plugins/datepicker/datepicker3.css' %}" rel="stylesheet">
-    <style>
-        #search_btn {
-            margin-bottom: 0;
-        }
-    </style>
 {% endblock %}
 
 
@@ -72,7 +67,6 @@
                 {% endif %}
             </td>
             <td class="text-center">
-                <a href="{% url 'ops:task-run' pk=object.id %}" class="btn btn-xs btn-info">{% trans "Run" %}</a>
                 <a data-uid="{{ object.id }}" class="btn btn-xs btn-danger btn-del">{% trans "Delete" %}</a>
             </td>
         </tr>
diff --git a/apps/ops/urls/view_urls.py b/apps/ops/urls/view_urls.py
index 9d7a70e13..080bdd06c 100644
--- a/apps/ops/urls/view_urls.py
+++ b/apps/ops/urls/view_urls.py
@@ -15,7 +15,6 @@ urlpatterns = [
     url(r'^task/(?P<pk>[0-9a-zA-Z\-]{36})/$', views.TaskDetailView.as_view(), name='task-detail'),
     url(r'^task/(?P<pk>[0-9a-zA-Z\-]{36})/adhoc/$', views.TaskAdhocView.as_view(), name='task-adhoc'),
     url(r'^task/(?P<pk>[0-9a-zA-Z\-]{36})/history/$', views.TaskHistoryView.as_view(), name='task-history'),
-    url(r'^task/(?P<pk>[0-9a-zA-Z\-]{36})/run/$', views.TaskRunView.as_view(), name='task-run'),
     url(r'^adhoc/(?P<pk>[0-9a-zA-Z\-]{36})/$', views.AdHocDetailView.as_view(), name='adhoc-detail'),
     url(r'^adhoc/(?P<pk>[0-9a-zA-Z\-]{36})/history/$', views.AdHocHistoryView.as_view(), name='adhoc-history'),
     url(r'^adhoc/history/(?P<pk>[0-9a-zA-Z\-]{36})/$', views.AdHocHistoryDetailView.as_view(), name='adhoc-history-detail'),
diff --git a/apps/ops/views.py b/apps/ops/views.py
index 963707cfe..2c58e496e 100644
--- a/apps/ops/views.py
+++ b/apps/ops/views.py
@@ -1,17 +1,11 @@
 # ~*~ coding: utf-8 ~*~
-from __future__ import unicode_literals
-import time
-from datetime import datetime
 
 from django.utils.translation import ugettext as _
 from django.conf import settings
-from django.views.generic import ListView, DetailView, View
-from django.utils import timezone
-from django.shortcuts import redirect, reverse
+from django.views.generic import ListView, DetailView
 
 from common.mixins import DatetimeSearchMixin
 from .models import Task, AdHoc, AdHocRunHistory
-from ops.tasks import rerun_task
 
 
 class TaskListView(DatetimeSearchMixin, ListView):
@@ -87,16 +81,6 @@ class TaskHistoryView(DetailView):
         return super().get_context_data(**kwargs)
 
 
-class TaskRunView(View):
-    pk_url_kwarg = 'pk'
-
-    def get(self, request, *args, **kwargs):
-        pk = kwargs.get(self.pk_url_kwarg)
-        rerun_task.delay(pk)
-        time.sleep(0.5)
-        return redirect(reverse('ops:task-detail', kwargs={'pk': pk}))
-
-
 class AdHocDetailView(DetailView):
     model = AdHoc
     template_name = 'ops/adhoc_detail.html'
diff --git a/apps/terminal/signals_handler.py b/apps/terminal/signals_handler.py
index 14c37a27f..757a97bc6 100644
--- a/apps/terminal/signals_handler.py
+++ b/apps/terminal/signals_handler.py
@@ -1,8 +1,5 @@
 # -*- coding: utf-8 -*-
 #
-import threading
-import time
-
 from celery import shared_task
 from django.core.cache import cache
 from django.db.utils import ProgrammingError, OperationalError