diff --git a/app/helper/memory.py b/app/helper/memory.py
index 44446cad..fd6d9d02 100644
--- a/app/helper/memory.py
+++ b/app/helper/memory.py
@@ -549,7 +549,7 @@ class MemoryHelper(metaclass=Singleton):
         if not event:
             return
         event_data: ConfigChangeEventData = event.event_data
-        if event_data.key not in ['MEMORY_MONITOR_ENABLE']:
+        if event_data.key not in ['MEMORY_MONITOR_ENABLE', 'MEMORY_DETAILED_ANALYSIS', 'BIG_MEMORY_MODE']:
             return
         self.stop_monitoring()
         self.start_monitoring()
@@ -563,6 +563,9 @@ class MemoryHelper(metaclass=Singleton):
         if self._monitoring:
             return
 
+        # 设置内存阈值
+        self.set_threshold(settings.CONF['memory'])
+
         # 初始化内存分析器
         self._monitoring = True
         self._monitor_thread = threading.Thread(target=self._monitor_loop, daemon=True)
diff --git a/app/startup/memory_initializer.py b/app/startup/memory_initializer.py
index a66acba3..9aeaf04f 100644
--- a/app/startup/memory_initializer.py
+++ b/app/startup/memory_initializer.py
@@ -1,4 +1,3 @@
-from app.core.config import settings
 from app.helper.memory import MemoryHelper
 
 
@@ -8,7 +7,6 @@ def init_memory_manager():
     """
     memory_manager = MemoryHelper()
     # 设置内存阈值和启动监控
-    memory_manager.set_threshold(settings.CONF['memory'])
     memory_manager.start_monitoring()