diff --git a/db_transfer.py b/db_transfer.py
index 6566527..e374855 100644
--- a/db_transfer.py
+++ b/db_transfer.py
@@ -118,12 +118,12 @@ class DbTransfer(object):
 			if ServerPool.get_instance().server_is_run(port) > 0:
 				if not allow:
 					logging.info('db stop server at port [%s]' % (port,))
-					ServerPool.get_instance().del_server(port)
+					ServerPool.get_instance().cb_del_server(port)
 				elif (port in ServerPool.get_instance().tcp_servers_pool and ServerPool.get_instance().tcp_servers_pool[port]._config['password'] != passwd) \
 					or (port in ServerPool.get_instance().tcp_ipv6_servers_pool and ServerPool.get_instance().tcp_ipv6_servers_pool[port]._config['password'] != passwd):
 					#password changed
 					logging.info('db stop server at port [%s] reason: password changed' % (port,))
-					ServerPool.get_instance().del_server(port)
+					ServerPool.get_instance().cb_del_server(port)
 
 			elif allow and ServerPool.get_instance().server_run_status(port) is False:
 				logging.info('db start server at port [%s] pass [%s]' % (port, passwd))
@@ -134,7 +134,7 @@ class DbTransfer(object):
 				pass
 			else:
 				logging.info('db stop server at port [%s] reason: port not exist' % (row['port']))
-				ServerPool.get_instance().del_server(row['port'])
+				ServerPool.get_instance().cb_del_server(row['port'])
 
 	@staticmethod
 	def thread_db():
diff --git a/server_pool.py b/server_pool.py
index cdeba36..ee0e86b 100644
--- a/server_pool.py
+++ b/server_pool.py
@@ -167,12 +167,12 @@ class ServerPool(object):
 		else:
 			logging.info("stopped server at %s:%d" % (self.config['server'], port))
 			try:
-				self.tcp_servers_pool[port].close(True)
+				self.tcp_servers_pool[port].close(False)
 				del self.tcp_servers_pool[port]
 			except Exception, e:
 				logging.warn(e)
 			try:
-				self.udp_servers_pool[port].close(True)
+				self.udp_servers_pool[port].close(False)
 				del self.udp_servers_pool[port]
 			except Exception, e:
 				logging.warn(e)
@@ -183,12 +183,12 @@ class ServerPool(object):
 			else:
 				logging.info("stopped server at %s:%d" % (self.config['server_ipv6'], port))
 				try:
-					self.tcp_ipv6_servers_pool[port].close(True)
+					self.tcp_ipv6_servers_pool[port].close(False)
 					del self.tcp_ipv6_servers_pool[port]
 				except Exception, e:
 					logging.warn(e)
 				try:
-					self.udp_ipv6_servers_pool[port].close(True)
+					self.udp_ipv6_servers_pool[port].close(False)
 					del self.udp_ipv6_servers_pool[port]
 				except Exception, e:
 					logging.warn(e)