diff --git a/spug_api/apps/exec/management/commands/runworker.py b/spug_api/apps/exec/management/commands/runworker.py
index 3356a69..c5fc071 100644
--- a/spug_api/apps/exec/management/commands/runworker.py
+++ b/spug_api/apps/exec/management/commands/runworker.py
@@ -9,7 +9,10 @@ from concurrent.futures import ThreadPoolExecutor
 from apps.schedule.executors import schedule_worker_handler
 from apps.monitor.executors import monitor_worker_handler
 from apps.exec.executors import exec_worker_handler
+from apps.notify.models import Notify
+from threading import Thread
 import logging
+import time
 import os
 
 EXEC_WORKER_KEY = settings.EXEC_WORKER_KEY
@@ -22,13 +25,34 @@ logging.basicConfig(level=logging.WARNING, format='%(asctime)s %(message)s')
 class Worker:
     def __init__(self):
         self.rds = get_redis_connection()
-        self._executor = ThreadPoolExecutor(max_workers=max(50, os.cpu_count() * 20))
+        self._executor = ThreadPoolExecutor(max_workers=max(100, os.cpu_count() * 50))
 
     def job_done(self, future):
         connections.close_all()
 
+    def queue_monitor(self):
+        counter = 0
+        while True:
+            time.sleep((counter or 1) ** 3 * 10)
+            qsize = self._executor._work_queue.qsize()
+            logging.warning(f'do check: {counter}  qsize: {qsize}')
+            if qsize > 0:
+                if counter > 0:
+                    content = '请检查监控、任务计划或批量执行等避免长耗时任务，必要时可重启服务清空队列。'
+                    try:
+                        Notify.make_system_notify(f'执行队列堆积（{qsize}）', content)
+                    except Exception as e:
+                        logging.warning(e)
+                    finally:
+                        connections.close_all()
+                    logging.warning(f'!!! 执行队列堆积（{qsize}）')
+                counter += 1
+            else:
+                counter = 0
+
     def run(self):
         logging.warning('Running worker')
+        Thread(target=self.queue_monitor).start()
         self.rds.delete(EXEC_WORKER_KEY, MONITOR_WORKER_KEY, SCHEDULE_WORKER_KEY)
         while True:
             key, job = self.rds.blpop([EXEC_WORKER_KEY, SCHEDULE_WORKER_KEY, MONITOR_WORKER_KEY])
diff --git a/spug_api/apps/notify/models.py b/spug_api/apps/notify/models.py
index ecb346a..935017c 100644
--- a/spug_api/apps/notify/models.py
+++ b/spug_api/apps/notify/models.py
@@ -5,7 +5,7 @@ from django.db import models
 from django.core.cache import cache
 from libs import ModelMixin, human_datetime
 from libs.channel import Channel
-import time
+import hashlib
 
 
 class Notify(models.Model, ModelMixin):
@@ -17,6 +17,7 @@ class Notify(models.Model, ModelMixin):
         ('monitor', '监控中心'),
         ('schedule', '任务计划'),
         ('flag', '应用发布'),
+        ('alert', '系统警告'),
     )
     title = models.CharField(max_length=255)
     source = models.CharField(max_length=10, choices=SOURCES)
@@ -28,9 +29,28 @@ class Notify(models.Model, ModelMixin):
     created_at = models.CharField(max_length=20, default=human_datetime)
 
     @classmethod
-    def make_notify(cls, source, type, title, content=None, with_quiet=True):
-        if not with_quiet or time.time() - cache.get('spug:notify_quiet', 0) > 3600:
-            cache.set('spug:notify_quiet', time.time())
+    def make_system_notify(cls, title, content):
+        cls._make_notify('alert', '1', title, content)
+
+    @classmethod
+    def make_monitor_notify(cls, title, content):
+        cls._make_notify('monitor', '1', title, content)
+
+    @classmethod
+    def make_schedule_notify(cls, title, content):
+        cls._make_notify('schedule', '1', title, content)
+
+    @classmethod
+    def make_deploy_notify(cls, title, content):
+        cls._make_notify('flag', '1', title, content)
+
+    @classmethod
+    def _make_notify(cls, source, type, title, content):
+        tmp_str = f'{source},{type},{title},{content}'
+        digest = hashlib.md5(tmp_str.encode()).hexdigest()
+        unique_key = f'spug:notify:{digest}'
+        if not cache.get(unique_key):   # 限制相同内容的发送频率
+            cache.set(unique_key, 1, 3600)
             cls.objects.create(source=source, title=title, type=type, content=content)
         Channel.send_notify(title, content)
 
diff --git a/spug_web/src/layout/Notification.js b/spug_web/src/layout/Notification.js
index 287d274..cc55226 100644
--- a/spug_web/src/layout/Notification.js
+++ b/spug_web/src/layout/Notification.js
@@ -1,6 +1,12 @@
 import React, { useState, useEffect } from 'react';
 import { Menu, List, Dropdown, Badge, Button, notification } from 'antd';
-import { NotificationOutlined, MonitorOutlined, FlagOutlined, ScheduleOutlined } from '@ant-design/icons';
+import {
+  NotificationOutlined,
+  MonitorOutlined,
+  FlagOutlined,
+  ScheduleOutlined,
+  AlertOutlined
+} from '@ant-design/icons';
 import { http, X_TOKEN } from 'libs';
 import moment from 'moment';
 import styles from './layout.module.less';
@@ -17,6 +23,8 @@ function Icon(props) {
       return <ScheduleOutlined style={{fontSize: 24, color: '#1890ff'}}/>
     case 'flag':
       return <FlagOutlined style={{fontSize: 24, color: '#1890ff'}}/>
+    case 'alert':
+      return <AlertOutlined style={{fontSize: 24, color: '#ff4d4f'}}/>
     default:
       return null
   }