diff --git a/apps/mosquito/tasks.py b/apps/mosquito/tasks.py
index f20c9ba..80b765c 100644
--- a/apps/mosquito/tasks.py
+++ b/apps/mosquito/tasks.py
@@ -5,7 +5,7 @@ from datetime import datetime, time, timedelta
 from django.db.models import Max
 from celery import task
 from counter.models import DeviceCount
-from mosquito.models import MosqPostStatistic
+from mosquito.models import MosqPostStatistic, DevicePostStatistic
 
 
 def max_count(x, y):
@@ -53,7 +53,7 @@ def get_daily_statistic(enable_container=False):
                 if enable_container:
                     for device_id in device_list:
                         device_container[device_id] = device_container[device_id] | \
-                                                      {(entry.data_time, entry.count)
+                                                      {(entry.data_time.date(), entry.count)
                                                        for entry in daily_queryset if entry.device_id == device_id}
                 calc_result = sum(map(lambda x: int(x.count), daily_queryset))
                 date = q.date
@@ -61,6 +61,7 @@ def get_daily_statistic(enable_container=False):
     return daily_ret, device_container
 
 
+@task()
 def update_daily_statistic():
     full_ret = None
     # 计算每天聚合值
@@ -75,6 +76,19 @@ def update_daily_statistic():
             container = dict(device_container[device_id])
             full_daily_ret = fill_date(container, tz=pytz.timezone("UTC"))
 
+            _date_list = [k for k in full_daily_ret]
+            _date_list.sort()
+            for d in _date_list:
+                try:
+                    obj = DevicePostStatistic.objects.get(device_id=device_id, date=d)
+                except DevicePostStatistic.DoesNotExist:
+                    obj = None
+                if obj:
+                    obj.total = full_daily_ret[d]
+                    obj.save()
+                else:
+                    DevicePostStatistic.objects.create(device_id=device_id, total=full_daily_ret[d], date=d)
+
     # 写入数据库
     if full_ret:
         _date_list = [k for k in full_ret]