diff --git a/yyetsweb/databases/__init__.py b/yyetsweb/databases/__init__.py
index 908d8a5b..cea6d83c 100644
--- a/yyetsweb/databases/__init__.py
+++ b/yyetsweb/databases/__init__.py
@@ -5,9 +5,12 @@
 # 2023-03-17  18:57
 
 import logging
+import os
 import pathlib
 import sys
 
+import pymongo
+
 DOUBAN_SEARCH = "https://www.douban.com/search?cat=1002&q={}"
 DOUBAN_DETAIL = "https://movie.douban.com/subject/{}/"
 
@@ -17,6 +20,17 @@
 from fansub import BD2020, XL720, NewzmzOnline, ZhuixinfanOnline, ZimuxiaOnline
 
 logging.info(
-    "Loading fansub...%s",
+    "Initialized: loading fansub...%s",
     (BD2020, XL720, NewzmzOnline, ZhuixinfanOnline, ZimuxiaOnline),
 )
+
+client = pymongo.MongoClient(
+    host=os.getenv("MONGO", "localhost"),
+    connect=True,
+    connectTimeoutMS=5000,
+    serverSelectionTimeoutMS=5000,
+    maxPoolSize=300,
+    minPoolSize=50,
+    maxIdleTimeMS=600000,
+)
+db = client["zimuzu"]
diff --git a/yyetsweb/databases/base.py b/yyetsweb/databases/base.py
index ff1267c4..9afa2cab 100644
--- a/yyetsweb/databases/base.py
+++ b/yyetsweb/databases/base.py
@@ -7,25 +7,16 @@
 
 import fakeredis
 import meilisearch
-import pymongo
 import redis
 
+from databases import db
+
 faker_redis = fakeredis.FakeStrictRedis()
 
 
 class Mongo:
     def __init__(self):
-        self.client = pymongo.MongoClient(
-            host=os.getenv("MONGO", "localhost"),
-            connect=False,
-            connectTimeoutMS=5000,
-            serverSelectionTimeoutMS=5000,
-        )
-        self.db = self.client["zimuzu"]
-        super().__init__()
-
-    def __del__(self):
-        self.client.close()
+        self.db = db
 
     def is_admin(self, username: str) -> bool:
         data = self.db["users"].find_one({"username": username, "group": {"$in": ["admin"]}})